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Pet hates ?
Great dollops of that white goo between metal to metal thermally conductive
surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. I always wipe away with paper etc on first parting but always some gets on my clothing - I've not worn white lab coats for many a year. |
Pet hates ?
On 1/19/2011 9:54 AM, N_Cook wrote:
Great dollops of that white goo between metal to metal thermally conductive surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. I always wipe away with paper etc on first parting but always some gets on my clothing - I've not worn white lab coats for many a year. Heat sink compound is usually very necessary. One of my pet hates is torx screws with a pin in the center. |
Pet hates ?
"N_Cook" wrote in message ... Great dollops of that white goo between metal to metal thermally conductive surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. I always wipe away with paper etc on first parting but always some gets on my clothing - I've not worn white lab coats for many a year. Me and white heatsink goo have a very bad working relationship. I only have to walk into the workshop when there's something on the bench using it, and all of a sudden, I'm covered in the rotten stuff, without even going near the bench. At least it seems that way ... :-\ Arfa |
Pet hates ?
Lab1 .@... wrote in message
... On 1/19/2011 9:54 AM, N_Cook wrote: Great dollops of that white goo between metal to metal thermally conductive surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. I always wipe away with paper etc on first parting but always some gets on my clothing - I've not worn white lab coats for many a year. Heat sink compound is usually very necessary. One of my pet hates is torx screws with a pin in the center. The harware that I always have problems with in the UK , never organised a stock of, is UNF and UNC nuts and bolts for USA kit. And of course,vice versa, repairers in USA never have metric (and lesser extent BA) for UK and Japanese kit |
Pet hates ?
Poodles.
|
Pet hates ?
"N_Cook" wrote in message ... Lab1 .@... wrote in message ... On 1/19/2011 9:54 AM, N_Cook wrote: Great dollops of that white goo between metal to metal thermally conductive surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. I always wipe away with paper etc on first parting but always some gets on my clothing - I've not worn white lab coats for many a year. Heat sink compound is usually very necessary. One of my pet hates is torx screws with a pin in the center. The harware that I always have problems with in the UK , never organised a stock of, is UNF and UNC nuts and bolts for USA kit. And of course,vice versa, repairers in USA never have metric (and lesser extent BA) for UK and Japanese kit I once got in a lot of trouble with my boss when I was young and worked for a U.S. based company. At that time, I didn't understand that there was a big difference between British 'tongue-in-cheek' humour, and the much more direct U.S. type. I was talking on the phone to one of the designers of a piece of equipment that we sold here in the UK, and asked the guy if he could arrange to send me some screws for the cabinet, as they were a thread that we didn't readily get over here. He asked if I knew exactly what size they were so I replied, quick as a flash, thinking that I was being funny, "I guess that they are round about 3/16ths APF." "What's APF ?" the guy asked. "American **** Fit", said I ... Stony silence on the phone. Half an hour later, I was summoned to the boss's office. Apparently, the guy had been really offended by this, thinking that it was a slur on what he considered to be good American engineering, and had called my boss to complain about me. Just goes to show how easily offence can be caused between nations, even when they speak what's basically the same language ... :-) Arfa |
Pet hates ?
On 1/19/2011 1:00 PM, Arfa Daily wrote:
I once got in a lot of trouble with my boss when I was young and worked for a U.S. based company. At that time, I didn't understand that there was a big difference between British 'tongue-in-cheek' humour, and the much more direct U.S. type. I was talking on the phone to one of the designers of a piece of equipment that we sold here in the UK, and asked the guy if he could arrange to send me some screws for the cabinet, as they were a thread that we didn't readily get over here. He asked if I knew exactly what size they were so I replied, quick as a flash, thinking that I was being funny, "I guess that they are round about 3/16ths APF." "What's APF ?" the guy asked. "American **** Fit", said I ... Stony silence on the phone. Half an hour later, I was summoned to the boss's office. Apparently, the guy had been really offended by this, thinking that it was a slur on what he considered to be good American engineering, and had called my boss to complain about me. Just goes to show how easily offence can be caused between nations, even when they speak what's basically the same language ... :-) While on vacation in the Dominican Republic we ran into a really nice group from the UK who were there for a wedding. We would hang out and talk with them down at the in-pool bar almost every evening. I never quite got used to them asking me to bum a fag. I'm from the US and I smoke cigarettes, not fags. -- -Scott |
Pet hates ?
I once got in a lot of trouble with my boss when I was young and worked
for a U.S. based company. At that time, I didn't understand that there was a big difference between British 'tongue-in-cheek' humour, and the much more direct U.S. type. I was talking on the phone to one of the designers of a piece of equipment that we sold here in the UK, and asked the guy if he could arrange to send me some screws for the cabinet, as they were a thread that we didn't readily get over here. He asked if I knew exactly what size they were so I replied, quick as a flash, thinking that I was being funny, "I guess that they are round about 3/16ths APF." "What's APF ?" the guy asked. "American **** Fit", said I ... Stony silence on the phone. Half an hour later, I was summoned to the boss's office. Apparently, the guy had been really offended by this, thinking that it was a slur on what he considered to be good American engineering, and had called my boss to complain about me. Just goes to show how easily offence can be caused between nations, even when they speak what's basically the same language ... :-) It's hard /not/ to interpret such a description as an intentional insult. I can't imagine what it actually means -- in any innocuous sense, anyway. |
Pet hates ?
On Wed, 19 Jan 2011 14:54:35 +0000, N_Cook wrote:
Great dollops of that white goo between metal to metal thermally conductive surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. I always wipe away with paper etc on first parting but always some gets on my clothing - I've not worn white lab coats for many a year. Overuse of that stuff is worse for thermal conductivity than none at all. I've clean up gobs of it since they started using it decades ago. -- Live Fast, Die Young and Leave a Pretty Corpse |
Pet hates ?
Lab1 wrote: On 1/19/2011 9:54 AM, N_Cook wrote: Great dollops of that white goo between metal to metal thermally conductive surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. I always wipe away with paper etc on first parting but always some gets on my clothing - I've not worn white lab coats for many a year. Heat sink compound is usually very necessary. One of my pet hates is torx screws with a pin in the center. Can't afford $5 for a set of security bits? -- You can't fix stupid. You can't even put a band-aid on it, because it's Teflon coated. |
Pet hates ?
William Sommerwerck wrote: Poodles. Puddles. Under Poodles. ;-) -- You can't fix stupid. You can't even put a band-aid on it, because it's Teflon coated. |
Pet hates ?
On 1/19/2011 2:50 PM, Michael A. Terrell wrote:
Lab1 wrote: On 1/19/2011 9:54 AM, N_Cook wrote: Great dollops of that white goo between metal to metal thermally conductive surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. I always wipe away with paper etc on first parting but always some gets on my clothing - I've not worn white lab coats for many a year. Heat sink compound is usually very necessary. One of my pet hates is torx screws with a pin in the center. Can't afford $5 for a set of security bits? Yes, but given the frequency that I run into those I find my punch set and hammer tend to do the trick - security torx to just torx! ;) -- -Scott |
Pet hates ?
On 1/19/2011 2:25 PM, Meat Plow wrote:
Great dollops of that white goo between metal to metal thermally conductive surfaces. Overuse of that stuff is worse for thermal conductivity than none at all. I've clean up gobs of it since they started using it decades ago. This is something I'm currently wondering about. I have a fridge-like thermo-electric cooler than has two sections, top and bottom, with different temperatures. The top suddenly stopped getting cool at all, so I took it apart to figure out why. The fans and voltages were all there so I broke down the heat sinks on the bad one to get to the Peltier device. With it isolated, I powered it up briefly and much to my surprise the Peltier device got hot real quickly with the opposite side getting cooler. So the device works, it has to be something with the heat sinks? They did use white goop on both sides, but very little and it was already dried. The heat sinks are milled flat where they make contact with the Peltier device, so my thinking is they need new goop. Looking around I found that Star heat sink compound is about the best you can get, so I ordered some. It just arrived the other day so I'm planning to clean up the old goop, put on some new goop and hope for the best. I don't think too much would be an issue in this case, I want it as cold as possible. -- -Scott |
Pet hates ?
Lab1 wrote: On 1/19/2011 2:50 PM, Michael A. Terrell wrote: Lab1 wrote: On 1/19/2011 9:54 AM, N_Cook wrote: Great dollops of that white goo between metal to metal thermally conductive surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. I always wipe away with paper etc on first parting but always some gets on my clothing - I've not worn white lab coats for many a year. Heat sink compound is usually very necessary. One of my pet hates is torx screws with a pin in the center. Can't afford $5 for a set of security bits? Yes, but given the frequency that I run into those I find my punch set and hammer tend to do the trick - security torx to just torx! ;) As long as there is no liability involved. If someone else opens it with a 'just torx' tool and is hurt or killed, you could be sued. I just carry the security tools in my toolbox and and ready for a loot of different hardware. I even keep Posidrive in the same toolbox. -- You can't fix stupid. You can't even put a band-aid on it, because it's Teflon coated. |
Pet hates ?
On Jan 19, 6:54*am, "N_Cook" wrote:
Great dollops of that white goo between metal to metal thermally conductive surfaces. Worse, hotmelt glue or cyanoacrylate on a solder joint. Hit it with the iron, and the tip seems like it'll NEVER get clean again. |
Pet hates ?
On 1/19/2011 5:05 PM, whit3rd wrote:
On Jan 19, 6:54 am, wrote: Great dollops of that white goo between metal to metal thermally conductive surfaces. Worse, hotmelt glue or cyanoacrylate on a solder joint. Hit it with the iron, and the tip seems like it'll NEVER get clean again. Oh yeah, GM delco car radios, IMPOSSIBLE to work on those circuit boards due to some resin/glue coating on everything. -- -Scott |
Pet hates ?
"Nutcase Kook " Great dollops of that white goo between metal to metal thermally conductive surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. ** Err - because there are always large areas between fasteners that have air gaps. I always wipe away with paper etc on first parting but always some gets on my clothing ** When you separate the metal parts - cover them both with " Glad Wrap". It later peels off easily and leaves almost all the white grease behind. Anyone here remember the Bose 1800 /1801 amplifiers ?? Discovered this trick when servicing those horrible POS. ...... Phil |
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On 19/01/2011 23:05, Phil Allison wrote:
Anyone here remember the Bose 1800 /1801 amplifiers ?? Remember them! I've still got one, still works too. Not that I would use it for anything other than a door stop mind. Ron |
Pet hates ?
On Wed, 19 Jan 2011 16:39:09 -0000, N_Cook wrote:
The harware that I always have problems with in the UK , never organised a stock of, is UNF and UNC nuts and bolts for USA kit. And of course,vice versa, repairers in USA never have metric (and lesser extent BA) for UK and Japanese kit Here in the colonies, whenever I have a piece of unrepairable Made in Japan, Made in Tiawan, Made in Korea kit, or Made in China POS that is going to the landfill, I use some of my 'mental health' time to disassemble the thing and toss all the screws, nuts, washers, shaft nuts and washers, etc. into a bank of 'metric' jelly jars. WFM Jonesy -- Marvin L Jones | jonz | W3DHJ | linux 38.24N 104.55W | @ config.com | Jonesy | OS/2 * Killfiling google & XXXXbanter.com: jonz.net/ng.htm |
Pet hates ?
"William Sommerwerck" wrote in message ... I once got in a lot of trouble with my boss when I was young and worked for a U.S. based company. At that time, I didn't understand that there was a big difference between British 'tongue-in-cheek' humour, and the much more direct U.S. type. I was talking on the phone to one of the designers of a piece of equipment that we sold here in the UK, and asked the guy if he could arrange to send me some screws for the cabinet, as they were a thread that we didn't readily get over here. He asked if I knew exactly what size they were so I replied, quick as a flash, thinking that I was being funny, "I guess that they are round about 3/16ths APF." "What's APF ?" the guy asked. "American **** Fit", said I ... Stony silence on the phone. Half an hour later, I was summoned to the boss's office. Apparently, the guy had been really offended by this, thinking that it was a slur on what he considered to be good American engineering, and had called my boss to complain about me. Just goes to show how easily offence can be caused between nations, even when they speak what's basically the same language ... :-) It's hard /not/ to interpret such a description as an intentional insult. I can't imagine what it actually means -- in any innocuous sense, anyway. There ya go then ! Anyone from the UK would see it as a quick-fire throw-away line, and would laugh at it. It's sort of intended to be 'barbed', but not in a malicious way. It's a very hard to describe form of humour that is quite prevalent over here. Arfa |
Pet hates ?
"Arfa Daily" wrote in message ... "William Sommerwerck" wrote in message ... I once got in a lot of trouble with my boss when I was young and worked for a U.S. based company. At that time, I didn't understand that there was a big difference between British 'tongue-in-cheek' humour, and the much more direct U.S. type. I was talking on the phone to one of the designers of a piece of equipment that we sold here in the UK, and asked the guy if he could arrange to send me some screws for the cabinet, as they were a thread that we didn't readily get over here. He asked if I knew exactly what size they were so I replied, quick as a flash, thinking that I was being funny, "I guess that they are round about 3/16ths APF." "What's APF ?" the guy asked. "American **** Fit", said I ... Stony silence on the phone. Half an hour later, I was summoned to the boss's office. Apparently, the guy had been really offended by this, thinking that it was a slur on what he considered to be good American engineering, and had called my boss to complain about me. Just goes to show how easily offence can be caused between nations, even when they speak what's basically the same language ... :-) It's hard /not/ to interpret such a description as an intentional insult. I can't imagine what it actually means -- in any innocuous sense, anyway. There ya go then ! Anyone from the UK would see it as a quick-fire throw-away line, and would laugh at it. It's sort of intended to be 'barbed', but not in a malicious way. It's a very hard to describe form of humour that is quite prevalent over here. Arfa We have that kind of humor in the US too.. But only amongst friends or people you know fairly well. If a stranger uses sharp humor with me (some do) and It gives the feeling of you dont know me well enough to be poking humor at me, and we also usually take the fact there is ususaly truth in humor.. And honestly you probaly think the US standards are idioic and stupid to still be using when the rest of the world is using the metric system. Thats the feeling I get here in Japan at least. People cant understand why the US uses the old system still. Anyhow.. Just my $0.02 |
Pet hates ?
"Lab1" .@... wrote in message ... On 1/19/2011 2:25 PM, Meat Plow wrote: Great dollops of that white goo between metal to metal thermally conductive surfaces. Overuse of that stuff is worse for thermal conductivity than none at all. I've clean up gobs of it since they started using it decades ago. This is something I'm currently wondering about. I have a fridge-like thermo-electric cooler than has two sections, top and bottom, with different temperatures. The top suddenly stopped getting cool at all, so I took it apart to figure out why. The fans and voltages were all there so I broke down the heat sinks on the bad one to get to the Peltier device. With it isolated, I powered it up briefly and much to my surprise the Peltier device got hot real quickly with the opposite side getting cooler. So the device works, it has to be something with the heat sinks? They did use white goop on both sides, but very little and it was already dried. The heat sinks are milled flat where they make contact with the Peltier device, so my thinking is they need new goop. Looking around I found that Star heat sink compound is about the best you can get, so I ordered some. It just arrived the other day so I'm planning to clean up the old goop, put on some new goop and hope for the best. I don't think too much would be an issue in this case, I want it as cold as possible. -- -Scott Too much of the stuff will be a problem whether you are trying to heat or cool. I have some major doubts that a thin coating of that stuff would be enough to make any major difference in the performance of peteler junction. Now on the other hand, if the heatsink is loose... That could give you some real issues. |
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In article ,
Michael Kennedy mike@com wrote: They did use white goop on both sides, but very little and it was already dried. The heat sinks are milled flat where they make contact with the Peltier device, so my thinking is they need new goop. Too much of the stuff will be a problem whether you are trying to heat or cool. I have some major doubts that a thin coating of that stuff would be enough to make any major difference in the performance of peteler junction. Now on the other hand, if the heatsink is loose... That could give you some real issues. Michael is quite correct. The thing about heatsink compound, is that you should only use a *very* thin layer, and use it between surfaces which are already flat and well-fitting. Adding a thicker layer of heatsink compound than is necessary, will actually reduce thermal conductivity. You want as much direct metal-to-metal or metal-to-ceramic contact as you can get - enthusiasts who "overclock" their PCs will often flatten and polish the top of the CPU and the bottom of the heatsink to increase direct contact. A *thin* smear of heatsink compound is appropriate... just enough to fill the remaining gaps between the heatsink and the heat-sunk :-). You almost want to smear it on, and then wipe most of it off gently with a single-edged razor blade, so that there is no excess buildup between the two surfaces. And, yes, if the heatsink actually comes loose from the Peltier junction (e.g. if it was originally spring-clipped in place, and the clips are loose or have fatigued and lost pressure) then you've got problems... you'll get a layer of air between the two surfaces, and thermal conductivity will become quite poor. Adding a thicker layer of goop to try to fill the gap isn't the right thing to do - instead, fix whatever caused the devices to become loose, clean the surfaces, reapply a *thin* layer of compound, and secure the devices back together with the proper amount of pressure. If there was (apparently) nothing holding the two surfaces together - no clips or retainers - then you're probably dealing with a "thermally conductive adhesive". Some of these are good, some are poor... and you'll have to strip off all of the remains, and then reapply (again) a very thin layer of a suitable thermal adhesive, and fasten the parts back together with appropriate pressure until the adhesive cures. -- Dave Platt AE6EO Friends of Jade Warrior home page: http://www.radagast.org/jade-warrior I do _not_ wish to receive unsolicited commercial email, and I will boycott any company which has the gall to send me such ads! |
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Michael Kennedy mike@com wrote in message
... "Arfa Daily" wrote in message ... "William Sommerwerck" wrote in message ... I once got in a lot of trouble with my boss when I was young and worked for a U.S. based company. At that time, I didn't understand that there was a big difference between British 'tongue-in-cheek' humour, and the much more direct U.S. type. I was talking on the phone to one of the designers of a piece of equipment that we sold here in the UK, and asked the guy if he could arrange to send me some screws for the cabinet, as they were a thread that we didn't readily get over here. He asked if I knew exactly what size they were so I replied, quick as a flash, thinking that I was being funny, "I guess that they are round about 3/16ths APF." "What's APF ?" the guy asked. "American **** Fit", said I ... Stony silence on the phone. Half an hour later, I was summoned to the boss's office. Apparently, the guy had been really offended by this, thinking that it was a slur on what he considered to be good American engineering, and had called my boss to complain about me. Just goes to show how easily offence can be caused between nations, even when they speak what's basically the same language ... :-) It's hard /not/ to interpret such a description as an intentional insult. I can't imagine what it actually means -- in any innocuous sense, anyway. There ya go then ! Anyone from the UK would see it as a quick-fire throw-away line, and would laugh at it. It's sort of intended to be 'barbed', but not in a malicious way. It's a very hard to describe form of humour that is quite prevalent over here. Arfa We have that kind of humor in the US too.. But only amongst friends or people you know fairly well. If a stranger uses sharp humor with me (some do) and It gives the feeling of you dont know me well enough to be poking humor at me, and we also usually take the fact there is ususaly truth in humor.. And honestly you probaly think the US standards are idioic and stupid to still be using when the rest of the world is using the metric system. Thats the feeling I get here in Japan at least. People cant understand why the US uses the old system still. Anyhow.. Just my $0.02 I got the impression that was where Ricky Gervaise went wrong, last week, at the latest Hollywood bash |
Pet hates ?
Packing peanuts.
Probe slips. People begging me to work on stuff which I used to turn away, but now have to take in because business is slow. Mark Z. |
Pet hates ?
"Michael Kennedy" mike@com wrote in message ... "Arfa Daily" wrote in message ... "William Sommerwerck" wrote in message ... I once got in a lot of trouble with my boss when I was young and worked for a U.S. based company. At that time, I didn't understand that there was a big difference between British 'tongue-in-cheek' humour, and the much more direct U.S. type. I was talking on the phone to one of the designers of a piece of equipment that we sold here in the UK, and asked the guy if he could arrange to send me some screws for the cabinet, as they were a thread that we didn't readily get over here. He asked if I knew exactly what size they were so I replied, quick as a flash, thinking that I was being funny, "I guess that they are round about 3/16ths APF." "What's APF ?" the guy asked. "American **** Fit", said I ... Stony silence on the phone. Half an hour later, I was summoned to the boss's office. Apparently, the guy had been really offended by this, thinking that it was a slur on what he considered to be good American engineering, and had called my boss to complain about me. Just goes to show how easily offence can be caused between nations, even when they speak what's basically the same language ... :-) It's hard /not/ to interpret such a description as an intentional insult. I can't imagine what it actually means -- in any innocuous sense, anyway. There ya go then ! Anyone from the UK would see it as a quick-fire throw-away line, and would laugh at it. It's sort of intended to be 'barbed', but not in a malicious way. It's a very hard to describe form of humour that is quite prevalent over here. Arfa We have that kind of humor in the US too.. But only amongst friends or people you know fairly well. If a stranger uses sharp humor with me (some do) and It gives the feeling of you dont know me well enough to be poking humor at me, and we also usually take the fact there is ususaly truth in humor.. And honestly you probaly think the US standards are idioic and stupid to still be using when the rest of the world is using the metric system. Thats the feeling I get here in Japan at least. People cant understand why the US uses the old system still. Anyhow.. Just my $0.02 Yes. Knowing the U.S. and its people much better now, as I tend to visit twice a year and have now for many years, I would say that was pretty much spot on. Although I've found that American people are much more friendly in general to strangers, than people over here are, I also find that they are much more 'reserved' in actually getting to know them as a friend. Here in the UK, if you are just in the same business as one another, you tend to automatically think in terms of communicating with a 'kindred spirit'. So even on a first contact with someone, if you appear within a few sentences to be speaking the same language, it becomes quite acceptable to introduce a degree of 'chuminess' into the conversation such as calling the person 'mate' and such-like. Barbed humour between you is then immediately accepted, and is likely to get thrown back at you by the other person, and often gets deflected onto the company that you, or the other person works for. Having made the 'APF' comment to the guy, in my naivety, I was expecting him to just throw back a similar comment like " so what, then ? Your British threads are better than ours, are they ? :-) " Like I say, easy to cause unintentional offence, if you are not familiar with the country, and it's people and their cultural differences, even if they appear to speak the same basic language. Many countries in Europe speak English as a second language. If you speak it to a German for instance, in general, he will not understand British humour. Not likely to be offended by it. Just won't understand it. A Frenchman, will understand it, and be offended - or at least pretend to be ... OTOH, a Dutchman will both understand the humour, and give back as good as he gets. They seem to have a very 'English' understanding of the English language. I don't know why that should be, but I was once told by a Dutch guy that I had dealings with, that it was because they easily received UK television over there, so tended to watch a lot of British made drama and comedy programmes. I wonder if this will change now analogue TV is almost now all gone. I bet that they don't receive the digital multiplexes across the water, anything like as well as they did the high power analongue transmissions. Any Dutch people reading this care to comment ? Arfa |
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On Thu, 20 Jan 2011 05:29:16 -0600 "Mark Zacharias"
wrote in Message id: om: Packing peanuts. There's a good one. Especially when the humidity is very low, and the peanuts are all broken up in pieces! |
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JW wrote: On Thu, 20 Jan 2011 05:29:16 -0600 "Mark Zacharias" wrote in Message id: om: Packing peanuts. There's a good one. Especially when the humidity is very low, and the peanuts are all broken up in pieces! Low humidity is rarely a problem in Florida. :( -- You can't fix stupid. You can't even put a band-aid on it, because it's Teflon coated. |
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It's hard /not/ to interpret such a description as an intentional
insult. I can't imagine what it actually means -- in any innocuous sense, anyway. There ya go then! Please don't semi-quote Ronald Reagan. It's not becoming. If I'd been in a debate with Ronnie, and he'd pulled that "There you go, again" crap with me, I would have ripped him a new one, even if it cost me the election. (This is way OT, but remember last year when Barney Frank ripped into a stupid woman who was griping about Obama being Moslem? I was proud to be queer. If all politicians -- conservative or liberal -- were that intelligent and quick witted, the level of political discourse in this country would be at a much higher level.) Anyone from the UK would see it as a quick-fire throw-away line, and would laugh at it. It's sort of intended to be 'barbed', but not in a malicious way. It's a very hard to describe form of humour that is quite prevalent over here. I admire someone who can come up with quick throw-aways -- but unless they make them all the time, it's hard to tell they're supposed to be humorous. I offended people with "innocuous" wisecracks so many times that I gradually became careful about what I said. A word to the wise...? If you cut yourself on barbed wire -- you're cut, regardless of how you came in contact with the wire. |
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On 1/20/2011 2:03 AM, Dave Platt wrote:
And, yes, if the heatsink actually comes loose from the Peltier junction (e.g. if it was originally spring-clipped in place, and the clips are loose or have fatigued and lost pressure) then you've got problems... you'll get a layer of air between the two surfaces, and thermal conductivity will become quite poor. Adding a thicker layer of goop to try to fill the gap isn't the right thing to do - instead, fix whatever caused the devices to become loose, clean the surfaces, reapply a *thin* layer of compound, and secure the devices back together with the proper amount of pressure. I agree. The assembly goes like this: Small heat sink (cold side) - square plastic gasket with embedded rubber seal that doesn't physically touch anything - square block of Styrofoam with a square cutout in the middle - Peltier device - foam tape around the styrofoam - large heat sink. To screws go through everything on either side of the Peltier to sandwich it all together. And oddly they hot-glued the ends of the screws and nuts. This is obviously made in China, everything is pretty crudely manufactured and assembled, heat sink fins were mashed together in spots. I didn't think to check the tightness of those two screws when I took it apart, but I bet you are right and they weren't nearly tight enough. I'm going to rebuild the 2nd one while I'm at it and will check the tightness after I pry off all the hot glue... -- -Scott |
Pet hates ?
On Wed, 19 Jan 2011 18:00:17 -0000, "Arfa Daily"
wrote: "N_Cook" wrote in message ... Lab1 .@... wrote in message ... On 1/19/2011 9:54 AM, N_Cook wrote: Great dollops of that white goo between metal to metal thermally conductive surfaces. Heatsink to metal casing in amplifiers etc. I'm not sure why it is even necessary with perhaps 20 square inches of contact and bolts between. I always wipe away with paper etc on first parting but always some gets on my clothing - I've not worn white lab coats for many a year. Heat sink compound is usually very necessary. One of my pet hates is torx screws with a pin in the center. The harware that I always have problems with in the UK , never organised a stock of, is UNF and UNC nuts and bolts for USA kit. And of course,vice versa, repairers in USA never have metric (and lesser extent BA) for UK and Japanese kit I once got in a lot of trouble with my boss when I was young and worked for a U.S. based company. At that time, I didn't understand that there was a big difference between British 'tongue-in-cheek' humour, and the much more direct U.S. type. I was talking on the phone to one of the designers of a piece of equipment that we sold here in the UK, and asked the guy if he could arrange to send me some screws for the cabinet, as they were a thread that we didn't readily get over here. He asked if I knew exactly what size they were so I replied, quick as a flash, thinking that I was being funny, "I guess that they are round about 3/16ths APF." "What's APF ?" the guy asked. "American **** Fit", said I ... Stony silence on the phone. Half an hour later, I was summoned to the boss's office. Apparently, the guy had been really offended by this, thinking that it was a slur on what he considered to be good American engineering, and had called my boss to complain about me. Just goes to show how easily offence can be caused between nations, even when they speak what's basically the same language ... :-) Arfa I think it matters in what part of the U.S. this person resided. I'm originally from the North East and humor that would be considered mild there is considered a great affront to some people in the South. However, racist remarks, that I find offensive, don't seem to bother their delicate constitutions. Chuck |
Pet hates ?
"Arfa Daily" wrote in message ... "Michael Kennedy" mike@com wrote in message ... "Arfa Daily" wrote in message ... "William Sommerwerck" wrote in message ... I once got in a lot of trouble with my boss when I was young and worked for a U.S. based company. At that time, I didn't understand that there was a big difference between British 'tongue-in-cheek' humour, and the much more direct U.S. type. I was talking on the phone to one of the designers of a piece of equipment that we sold here in the UK, and asked the guy if he could arrange to send me some screws for the cabinet, as they were a thread that we didn't readily get over here. He asked if I knew exactly what size they were so I replied, quick as a flash, thinking that I was being funny, "I guess that they are round about 3/16ths APF." "What's APF ?" the guy asked. "American **** Fit", said I ... Stony silence on the phone. Half an hour later, I was summoned to the boss's office. Apparently, the guy had been really offended by this, thinking that it was a slur on what he considered to be good American engineering, and had called my boss to complain about me. Just goes to show how easily offence can be caused between nations, even when they speak what's basically the same language ... :-) It's hard /not/ to interpret such a description as an intentional insult. I can't imagine what it actually means -- in any innocuous sense, anyway. There ya go then ! Anyone from the UK would see it as a quick-fire throw-away line, and would laugh at it. It's sort of intended to be 'barbed', but not in a malicious way. It's a very hard to describe form of humour that is quite prevalent over here. Arfa We have that kind of humor in the US too.. But only amongst friends or people you know fairly well. If a stranger uses sharp humor with me (some do) and It gives the feeling of you dont know me well enough to be poking humor at me, and we also usually take the fact there is ususaly truth in humor.. And honestly you probaly think the US standards are idioic and stupid to still be using when the rest of the world is using the metric system. Thats the feeling I get here in Japan at least. People cant understand why the US uses the old system still. Anyhow.. Just my $0.02 Yes. Knowing the U.S. and its people much better now, as I tend to visit twice a year and have now for many years, I would say that was pretty much spot on. Although I've found that American people are much more friendly in general to strangers, than people over here are, I also find that they are much more 'reserved' in actually getting to know them as a friend. Here in the UK, if you are just in the same business as one another, you tend to automatically think in terms of communicating with a 'kindred spirit'. So even on a first contact with someone, if you appear within a few sentences to be speaking the same language, it becomes quite acceptable to introduce a degree of 'chuminess' into the conversation such as calling the person 'mate' and such-like. Barbed humour between you is then immediately accepted, and is likely to get thrown back at you by the other person, and often gets deflected onto the company that you, or the other person works for. Having made the 'APF' comment to the guy, in my naivety, I was expecting him to just throw back a similar comment like " so what, then ? Your British threads are better than ours, are they ? :-) " Like I say, easy to cause unintentional offence, if you are not familiar with the country, and it's people and their cultural differences, even if they appear to speak the same basic language. Many countries in Europe speak English as a second language. If you speak it to a German for instance, in general, he will not understand British humour. Not likely to be offended by it. Just won't understand it. A Frenchman, will understand it, and be offended - or at least pretend to be ... OTOH, a Dutchman will both understand the humour, and give back as good as he gets. They seem to have a very 'English' understanding of the English language. I don't know why that should be, but I was once told by a Dutch guy that I had dealings with, that it was because they easily received UK television over there, so tended to watch a lot of British made drama and comedy programmes. I wonder if this will change now analogue TV is almost now all gone. I bet that they don't receive the digital multiplexes across the water, anything like as well as they did the high power analongue transmissions. Any Dutch people reading this care to comment ? Arfa Its actually funny the fact that we speak almost the same language. Although I am an American, I currently live in Japan. The fact our languages are so different, provides some kind of cushion for misinterpretations, well usually.. I try to take things people say without getting offended, even if they seem to be offensive in English. I understand that there is a language barrier and also a culture barrier. Many people mutually understand that when I am talking to them in Japanese as well. So my point is we are so alike, Brittish and Americans, that we assume that nothing is different.. :) Mike |
Pet hates ?
In article ,
N_Cook wrote: The harware that I always have problems with in the UK , never organised a stock of, is UNF and UNC nuts and bolts for USA kit. Have a look in a classic car mag. A few companies sell selections of UNF and UNC nuts and bolts. Or sell individually. -- *Proofread carefully to see if you any words out or mispeld something * Dave Plowman London SW To e-mail, change noise into sound. |
Pet hates ?
Dave Plowman (News) wrote in message
... In article , N_Cook wrote: The harware that I always have problems with in the UK , never organised a stock of, is UNF and UNC nuts and bolts for USA kit. Have a look in a classic car mag. A few companies sell selections of UNF and UNC nuts and bolts. Or sell individually. -- *Proofread carefully to see if you any words out or mispeld something * Dave Plowman London SW To e-mail, change noise into sound. This is a useful resource near me, stainless steel only and tend to be larger sizes. One man band , now internet only but no minimum order so worth bookmarking. http://www.a2a4.com/acatalog/ Last time I talked to him, late 2010, he mentioned he was starting a range of "classic car" nuts and bolts , whatever that is, cannot find mention on his site though |
Pet hates ?
In article ,
N_Cook wrote: Last time I talked to him, late 2010, he mentioned he was starting a range of "classic car" nuts and bolts , whatever that is, cannot find mention on his site though In the UK, modern cars use metric threads. Ones from about after WW2 to the '80s mainly UNF and UNC. Pre WW2 BSW and BSF. BA was common for electrical stuff. A classic car is really just any which isn't recent and not defined under the strict headings of vintage etc. It isn't restricted to any make - just over 20 years old. Although that age isn't agreed by everyone. -- *Work like you don't need the money. Love like you've never been hurt. Dave Plowman London SW To e-mail, change noise into sound. |
Pet hates ?
On 21/01/2011 10:13, Dave Plowman (News) wrote:
In , wrote: Last time I talked to him, late 2010, he mentioned he was starting a range of "classic car" nuts and bolts , whatever that is, cannot find mention on his site though In the UK, modern cars use metric threads. Ones from about after WW2 to the '80s mainly UNF and UNC. Pre WW2 BSW and BSF. BA was common for electrical stuff. A classic car is really just any which isn't recent and not defined under the strict headings of vintage etc. It isn't restricted to any make - just over 20 years old. Although that age isn't agreed by everyone. Frosts carry an impressive range of useful bits and bobs for the classic car restorer, their free catalogue is a good read http://www.frost.co.uk Ron |
Pet hates ?
Dave Plowman (News) wrote in message
... In article , N_Cook wrote: Last time I talked to him, late 2010, he mentioned he was starting a range of "classic car" nuts and bolts , whatever that is, cannot find mention on his site though In the UK, modern cars use metric threads. Ones from about after WW2 to the '80s mainly UNF and UNC. Pre WW2 BSW and BSF. BA was common for electrical stuff. A classic car is really just any which isn't recent and not defined under the strict headings of vintage etc. It isn't restricted to any make - just over 20 years old. Although that age isn't agreed by everyone. -- *Work like you don't need the money. Love like you've never been hurt. Dave Plowman London SW To e-mail, change noise into sound. In the UK it probably means BSF and BSW threads perhaps brass or cyclo as well |
Pet hates ?
On Jan 20, 2:38*pm, Lab1 .@... wrote:
This is obviously made in China, everything is pretty crudely manufactured and assembled, Most consumer electronics stuff these days is made in China! From low end kit to decent, so you can't generalise that something made in China is automatically shoddy. Although a fair proportion is indeed cheap and disposable, that is the case because they are responding to a demand. They only supply what the west is prepared to pay for anyway! Pet hates: excessive amounts of screws holding covers of TVs etc. together. this seems to have got worse with flat panels.Often you spend as much /more time assembling and re-asembling than the repair! -B |
Pet hates ?
b wrote: On Jan 20, 2:38 pm, Lab1 .@... wrote: This is obviously made in China, everything is pretty crudely manufactured and assembled, Most consumer electronics stuff these days is made in China! From low end kit to decent, so you can't generalise that something made in China is automatically shoddy. Although a fair proportion is indeed cheap and disposable, that is the case because they are responding to a demand. They only supply what the west is prepared to pay for anyway! Pet hates: excessive amounts of screws holding covers of TVs etc. together. this seems to have got worse with flat panels.Often you spend as much /more time assembling and re-asembling than the repair! Some large color TV consoles built in the '60s had 20 to 30 screws. -- You can't fix stupid. You can't even put a band-aid on it, because it's Teflon coated. |
Pet hates ?
Lab1 wrote:
I'm from the US and I smoke cigarettes, not fags. Michael Terrell's from the US and he smokes fags, not cigarettes. |
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