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UK diy (uk.d-i-y) For the discussion of all topics related to diy (do-it-yourself) in the UK. All levels of experience and proficency are welcome to join in to ask questions or offer solutions. |
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#41
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Chasing computer wiring (Cat-5) into plaster over brick wall
On Fri, 22 Aug 2003 20:58:28 GMT, Simon Avery wrote:
Never had a single outage on my mobile in that time (apart from no signal in some valleys, which considering where I live is to be expected). And what is the voice quality like on your mobile compared to the BT line? Oh and of course you get can get a "56k" data connection on our mobile as well... -- Cheers Dave. pam is missing e-mail |
#42
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Chasing computer wiring (Cat-5) into plaster over brick wall
"Dave Liquorice" wrote:
Hello Dave Never had a single outage on my mobile in that time (apart from no signal in some valleys, which considering where I live is to be expected). DL| And what is the voice quality like on your mobile compared DL| to the BT line? "Acceptible", compared to "Nothing" on the BT line... DL| Oh and of course you get can get a "56k" DL| data connection on our mobile as well... G3 seems to offer considerably more than 56k, but pricing is a bugger. BTW, serious moaning resulting in BT turning out next day. Fault was overhead cable damage on wire that was supposed to be replaced last March, but they only did half of it. Engineer switched me to the last working copper pair in the bundle - next time it goes I'm out for ages, and I have a sneaky suspicion they'll simply refuse me isdn access rather than replace the cable, since a few pops and whistles on analogue is neither here nor there. Which is the big single drawback on wired networks - replacing of damaged wiring. Whether it's buried in plaster or hanging from poles, it's expensive and time consuming to fix. Here's a question; Why do mobile phone charges cost more than landline? Surely landlines require much larger initial investment, but running costs must be fairly similar? -- Simon Avery, Dartmoor, UK uk.d-i-y FAQ: http://www.diyfaq.org.uk/ |
#43
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Chasing computer wiring (Cat-5) into plaster over brick wall
On Sun, 24 Aug 2003 09:42:19 GMT, Simon Avery wrote:
Fault was overhead cable damage on wire that was supposed to be replaced last March, but they only did half of it. Engineer switched me to the last working copper pair in the bundle - next time it goes I'm out for ages, ... Don't forget the compenstation, but be aware that if you take the free divert offer you effectively remove that. It does seems like a good time to get "Total Care", 24/7 fault repairs, someone working on it inside 4hrs. When I spoke to the last engineer I saw fixing the ISDN here I asked if the "someone working on it inside 4hrs" meant that if the fault was underground that would be reported and you'd just join the queue, all be it at the top to be fixed in normal working hours. The answer was no, they would call some out to work on it any time of the day/night, 365 days a year. Cost? Around =A311.64/qtr inc VAT. http://www.serviceview.bt.com/list/c...nce.boo/0201.h tm ... and I have a sneaky suspicion they'll simply refuse me isdn access rather than replace the cable, since a few pops and whistles on analogue is neither here nor there. Assuming you are within range of the exchange for ISDN (approx 6km as the cable flies) I think they would have a damn good try at providing it. Here's a question; Why do mobile phone charges cost more than landline? Surely landlines require much larger initial investment, but running costs must be fairly similar? Short/medium termisium profit margins and the licence system. You have to make a profit within the licence period incase you don't get the licenec next time. There are an awful lot of base stations and the don't come cheap, even compared to digging a trench and putting in a cable. Also remember that apart from new build most of the country was wired up donkeys years ago and when they put in a cable they put in substantial over capacity. Ordinary drop wires where 1 pair (the really old figure of 8 stuff), 3 pair now and I've heard of 6 pair being laid underground as standard to new single domestic properties. -- Cheers Dave. pam is missing e-mail |
#44
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Chasing computer wiring (Cat-5) into plaster over brick wall
In article ,
Simon Avery wrote: Which is the big single drawback on wired networks - replacing of damaged wiring. Whether it's buried in plaster or hanging from poles, it's expensive and time consuming to fix. Properly installed domestic wiring is very unlikely to suffer damage. I *know* some have suffered rodent damage, but it's pretty rare. Overhead wiring is something else - but then it's done like that for cheapness, not reliability. Also, wonder why the mobile phone companies link to their base stations with cables if RF has such advantages? Here's a question; Why do mobile phone charges cost more than landline? Surely landlines require much larger initial investment, but running costs must be fairly similar? Supply and demand. The average punter expects to pay more for mobile running costs. That and the huge sums paid out for licences, and the ever hopeful introduction of new 'improved' technology that they pray we'll pay for. -- *Learn from your parents' mistakes - use birth control Dave Plowman London SW 12 RIP Acorn |
#45
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Chasing computer wiring (Cat-5) into plaster over brick wall
"Simon Avery" wrote
| Engineer switched me to the last working copper pair in the bundle | - next time it goes I'm out for ages, and I have a sneaky suspicion | they'll simply refuse me isdn access rather than replace the cable, | since a few pops and whistles on analogue is neither here nor there. If the last working copper pair in the bundle goes, they'll probably DACS your line onto a neighbours. This will limit you (and them) to 33.6 modem speed, which ironically might be a better connection. ISDN, being digital and also running on a higher line voltage (100V rather than 50V I think), should be more robust over some types of cable fault. Owain |
#46
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Chasing computer wiring (Cat-5) into plaster over brick wall
"Dave Liquorice" wrote:
Hello Dave Fault was overhead cable damage on wire that was supposed to be replaced last March, but they only did half of it. Engineer switched me to the last working copper pair in the bundle - next time it goes I'm out for ages, ... DL| Don't forget the compenstation, but be aware that if you DL| take the free divert offer you effectively remove that. I thought that this had recently been withdrawn on residential lines unless it gets something silly? (I could ask my telecomms lawyer, but she's asleep atm ) DL| It does seems like a good time to get "Total Care", 24/7 DL| fault repairs, someone working on it inside 4hrs. When I DL| spoke to the last engineer I saw fixing the ISDN here I DL| asked if the "someone working on it inside 4hrs" meant that DL| if the fault was underground that would be reported and DL| you'd just join the queue, all be it at the top to be fixed DL| in normal working hours. The answer was no, they would call DL| some out to work on it any time of the day/night, 365 days a DL| year. DL| Cost? Around £11.64/qtr inc VAT. DL| http://www.serviceview.bt.com/list/c...cs/Maintenance. DL| boo/0201.h tm Thanks, this is indeed interesting and looks like it could well be worthwhile. Getting rather fed up with being fobbed off, thanks again. ... and I have a sneaky suspicion they'll simply refuse me isdn access rather than replace the cable, since a few pops and whistles on analogue is neither here nor there. DL| Assuming you are within range of the exchange for ISDN DL| (approx 6km as the cable flies) I think they would have a DL| damn good try at providing it. I already have it, despite being a nadge over 7km according to a pingtest. I guess this is why it's proving temperamental - six failures in three years; the slightest fault that would be unnoticable on a PSTN line dumps me completely. Here's a question; Why do mobile phone charges cost more than landline? Surely landlines require much larger initial investment, but running costs must be fairly similar? DL| Short/medium termisium profit margins and the licence DL| system. You have to make a profit within the licence period DL| incase you don't get the licenec next time. But the major players are pretty much guaranteed a licence. Unless they do something absurdly silly, Oftel wouldn't appreciate the abuse they'd receive if several hundred thousand subscribers suddenly had to search for a new provider. DL| There are an awful lot of base stations and the don't come DL| cheap, even compared to digging a trench and putting in a DL| cable. Don't know the costs, but I'd be awfully surprised if that was the case. One transmitter can serve several square miles of subscribers and can be erected and connected VERY fast (From purchase to signal in a week or less) - compare that to having to prepwire, concentrators, wayleaves, numerous visits to every house so they're in when they said they would be. -- Simon Avery, Dartmoor, UK uk.d-i-y FAQ: http://www.diyfaq.org.uk/ |
#47
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Chasing computer wiring (Cat-5) into plaster over brick wall
Dave Plowman wrote:
Hello Dave Which is the big single drawback on wired networks - replacing of damaged wiring. Whether it's buried in plaster or hanging from poles, it's expensive and time consuming to fix. DP| Properly installed domestic wiring is very unlikely to DP| suffer damage. I *know* some have suffered rodent damage, DP| but it's pretty rare. Overhead wiring is something else - DP| but then it's done like that for cheapness, not reliability. I think there's also an element of "It's always been done that way". RF is still in its infancy as a high bandwidth solution, imo. What we've got now /works/, but not as well as it'll work in ten years time. DP| Also, wonder why the mobile phone companies link to their DP| base stations with cables if RF has such advantages? They do? I understood that they also used microwave links in LOS situations. I don't recall any major cabling works going on when they erected one nearby, other than putting in power - though I suppose they could've run in comms at the same time. It certainly has two microwave dishes on it, but that might be rented out to someone else. Here's a question; Why do mobile phone charges cost more than landline? Surely landlines require much larger initial investment, but running costs must be fairly similar? DP| Supply and demand. The average punter expects to pay more DP| for mobile running costs. That and the huge sums paid out DP| for licences, and the ever hopeful introduction of new DP| 'improved' technology that they pray we'll pay DP| for. I think the 3G fiasco isn't going to be repeated, caused serious financial problems within the sector. The new stuff, well, doesn't really appeal to me - unless I can use it as alternative high bandwidth internet access when my main link goes down. Like the majority, I want my phone to be a phone, not a camera or PDA. That's useful for some folks, but not for me. -- Simon Avery, Dartmoor, UK uk.d-i-y FAQ: http://www.diyfaq.org.uk/ |
#48
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Chasing computer wiring (Cat-5) into plaster over brick wall
"Zymurgy" wrote in message om... How ?! Chasing the wall out is the easy bit (SDS gouge !) but do I put into thin conduit (there's about 6 wired to get in) and plaster over, how do I keep in place whilst I plaster ? Any help appeeciated. Thanks Paul. Jumping it at the top of the thread again :-) On the subject of 'wired' vs. 'wireless'. Nobody so far seems to have mentioned DECT phones. I would be interested in the case that 'plug in the wall' phones are 'always better' that DECT phones. To me the argument is very similar - do you want to run phone extensions to every room then have to stand by the socket, or would you like to take your phone everywhere with you (including in the garden and perhaps even next door). Not quite the same because extra handsets cut into the maximum REN on the line, but for useability the comparison is pretty close. Cheers Dave R |
#49
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Chasing computer wiring (Cat-5) into plaster over brick wall
"Owain" wrote:
Hello Owain O| If the last working copper pair in the bundle goes, they'll O| probably DACS your line onto a neighbours. This will limit O| you (and them) to 33.6 modem speed, which ironically might O| be a better connection. Nah. I still have a DACS unit in the loft from their first attempt, since then they had no spare pairs at all. (And it throttles at 28.8kbps, unable to connect at 33.6 - same at a previous house when I had it) That was replaced by HH, which provides two lines over one pair. What I /think/ they're doing is swapping my pair with my neighbours (who are all PSTN) so they get the crap ones but don't notice, and I get the best pair for my HH. Either that or there's some very odd wiring gone on. (3km from village concentrator, last half has been recabled this year, only me and my two neighbours on the last km) Still, I'm providing a service to them. Lots of their engineers are experiencing a lovely little valley they'd otherwise never get to see. -- Simon Avery, Dartmoor, UK uk.d-i-y FAQ: http://www.diyfaq.org.uk/ |
#50
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Chasing computer wiring (Cat-5) into plaster over brick wall
On Sun, 24 Aug 2003 15:52:07 GMT, Simon Avery wrote:
I thought that this had recently been withdrawn on residential lines unless it gets something silly? (I could ask my telecomms lawyer, but she's asleep atm ) They may well have changed the rules again. At one time residential compenstation was 1 months rental per day of service loss after the end of the next normal working day that the fault was reported or something very similar. They then brought in the free divert and reduced the compensation to minimal or non-existant if you took the free divert. If the divert was to a mobile I think you got/get around a fiver to pay for out going calls/voice mail pickup etc. I already have it, despite being a nadge over 7km according to a pingtest. I guess this is why it's proving temperamental - six failures in three years; That failure rate is about the level my ISDN line is running at, we are 3.5km from the exchange. Most of the faults are with the bit of damp string under the ground. Last time they swapped the pairs for the POTS and ISDN lines, guess which one fails now... the slightest fault that would be unnoticable on a PSTN line dumps me completely. Occasionally a "reset" sent by the 154 (your ISDN is classed as Business isn't it?) faults operator would sort mine out. But the major players are pretty much guaranteed a licence. Unless they do something absurdly silly, Oftel wouldn't appreciate the abuse they'd receive if several hundred thousand subscribers suddenly had to search for a new provider. Existing customer base would be very valuable to the incoming licence holder. As far as the user is concerned it would be a seamless transfer, things might change after transfer with tarrifs etc but users would not be simply dumped. compare that to having to prepwire, concentrators, wayleaves, numerous visits to every house so they're in when they said they would be. For a new player trying to provide "the last mile" yes. Which is why no one has done it, they all rent "the last mile" from BT who, generally speaking, has wire almost everywhere. -- Cheers Dave. pam is missing e-mail |
#51
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Chasing computer wiring (Cat-5) into plaster over brick wall
On Sun, 24 Aug 2003 16:01:30 GMT, Simon Avery wrote:
Still, I'm providing a service to them. Lots of their engineers are experiencing a lovely little valley they'd otherwise never get to see. Lots? There are only two maybe three that come out this far. I'm getting to know them quite well... -- Cheers Dave. pam is missing e-mail |
#52
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Chasing computer wiring (Cat-5) into plaster over brick wall
On Sun, 24 Aug 2003 20:32:18 UTC, "Dave Liquorice"
wrote: Didn't think they where allowed to climb poles in the dark for ordinary customers, Total Care or not. Maybe the street lighting is good where you are. He probably just wanted to get it done! It's a bus route, feeding the railway station, in a smallish town. I know the day we moved in, we had trouble sleeping due to streetlights and no curtains. So he was probably OK. -- Bob Eager rde at tavi.co.uk PC Server 325*4; PS/2s 9585, 8595, 9595*2, 8580*3, P70... |
#53
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Chasing computer wiring (Cat-5) into plaster over brick wall
On Sun, 24 Aug 2003 21:26:18 +0100 (BST), "Dave Liquorice"
wrote: Occasionally a "reset" sent by the 154 (your ISDN is classed as Business isn't it?) faults operator would sort mine out. AIUI, standard ISDN2e lines are classified with business service (at the line rental they charge, I would hope so). Highway lines can be either residential or business. Line cards locking up seems a perennial problem. At one time, one or other of my ISDN circuits would need a reset about once a month. More recently it hasn't been so bad so I assume they fixed or replaced them. But the major players are pretty much guaranteed a licence. Unless they do something absurdly silly, Oftel wouldn't appreciate the abuse they'd receive if several hundred thousand subscribers suddenly had to search for a new provider. Existing customer base would be very valuable to the incoming licence holder. As far as the user is concerned it would be a seamless transfer, things might change after transfer with tarrifs etc but users would not be simply dumped. compare that to having to prepwire, concentrators, wayleaves, numerous visits to every house so they're in when they said they would be. For a new player trying to provide "the last mile" yes. Which is why no one has done it, they all rent "the last mile" from BT who, generally speaking, has wire almost everywhere. There are the cable TV operators, of course, but they seem to be genetically incapable of providing a reliable telecomms service especially to businesses. ..andy To email, substitute .nospam with .gl |
#54
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Chasing computer wiring (Cat-5) into plaster over brick wall
On Sun, 24 Aug 2003 21:32:18 +0100 (BST), "Dave Liquorice"
wrote: On 24 Aug 2003 14:54:56 GMT, Bob Eager wrote: Engineeer arrived at 2130 (dark by now). snip He git out his ladder, his torch and his tools, went off up the road, got to the top of the pole and fixed the broken wire. Didn't think they where allowed to climb poles in the dark for ordinary customers, Total Care or not. Maybe the street lighting is good where you are. When it goes dark here it really is dark. Can't see your hand in front of your face until it hits your nose dark, even then you can't see it. Great for star gazing, aurora watching, cloud cover permitting though. B-) I thought that you were above the clouds and had to have oxygen brought in... :-) Do you not see the lights of Newcastle or Carlisle in the distance? Is aurora visibility frequent where you are? I've seen them in Norway and Sweden quite often, but never in the UK. ..andy To email, substitute .nospam with .gl |
#55
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DECT phones (Was: Chasing computer wiring (Cat-5) into plaster over brick wall)
On Sun, 24 Aug 2003 20:46:40 +0100, Martin Angove
wrote: In message , "David W.E. Roberts" wrote: "Zymurgy" wrote in message om... How ?! Chasing the wall out is the easy bit (SDS gouge !) but do I put into thin conduit (there's about 6 wired to get in) and plaster over, how do I keep in place whilst I plaster ? Any help appeeciated. Thanks Paul. Jumping it at the top of the thread again :-) On the subject of 'wired' vs. 'wireless'. Nobody so far seems to have mentioned DECT phones. I would be interested in the case that 'plug in the wall' phones are 'always better' that DECT phones. To me the argument is very similar - do you want to run phone extensions to every room then have to stand by the socket, or would you like to take your phone everywhere with you (including in the garden and perhaps even next door). Not quite the same because extra handsets cut into the maximum REN on the line, but for useability the comparison is pretty close. Well, just my 2p, but yes, running a cable is time consuming, especially if like me you put a socket in every room except the bathroom :-) and of course you can't take a wired phone up the garden, but... 1: REN is much less of an issue these days because most phones seem to be less than 1 REN even though they may be marked 1 REN. I have had five ordinary phones, one minicom and one computer modem attached together, and never had any ringing problems. Might be helped by the fact that I use master sockets throughout rather than extensions? 2: There is just no comparison in the quality of the signal. I have all wired phones in my house, some of them cheapy-cheapy jobs, but the sound quality on them is vastly better than from any of the DECT phones my friends own - expensive or not so. In ideal conditions it doesn't make much difference, but when there's a noisy 2-year-old in the background it can make all the difference. 2a: (related) DECT phones aren't much good for hearing-aid users (they have similar problems with some mobile phones). The earpieces aren't designed to make use of the aid's microphone(s) and when the aid is switched to "T" (the induction loop setting which works fine with 99% of cheap phones) the aid can suffer dreadfully from RF pickup ("bzzzzt bzzzzt bzzzzt" noises). 3: Don't (some?) DECT phones work on the same frequencies as... erm... wireless networks? Wireless security systems? Wireless remote control systems? Wireless video senders? In the fully-wireless house, isn't there great scope for interference which, even if it doesn't result in lost data, may result in poor performance (slow, short distance)? 4: Isn't there a limited number of discrete channels available to a DECT phone (16?) What happens if everyone in your cul-de-sac has DECT phones? Oh, I forgot, they only work reliably up to about 50m ;-) 5: If I carried a phone around in my pocket/on my belt all the time I'd sit on it, or drop it or otherwise mutilate it, and it'd never get charged, so it'd have to live on the cradle anyway which makes it hardly any more convenient than a wired phone! 6: The clincher for me three years ago when I wired the house (less of an issue now) was the difference between the cost of 2 or 3 DECT handsets (1 each and a spare) and 5 ordinary telephones plus associated cabling. The hidden cost, of course, was the weekend it took to complete the wiring. 6a: (related) it's only tiny, but DECT phones are yet another wall-wart-waste-of-heat - and therefore electricity. Hwyl! M. Sorry, I cannot agree with all above although I suspect that hard wired phones are more reliable. Dect phones can easily be used for in-house calls while the loudspeaker facility helps the hard of hearing - at the cost of everyone nearby hearing both sides of the conversation. Also, it is easy for the DECT phones to communicate with a matching base station which is an answerphone BUT in my experience they stop making/selling matching answerphones/DECT phones after a relatively short period (3/4 years for Philips?). And I certainly find a DECT phone useful when someone rings me when I am up in the loft or up a ladder outside. |
#56
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DECT phones (Was: Chasing computer wiring (Cat-5) into plaster over brick wall)
On Sun, 24 Aug 2003 20:46:40 +0100, Martin Angove
wrote: 1: REN is much less of an issue these days because most phones seem to be less than 1 REN even though they may be marked 1 REN. I have had five ordinary phones, one minicom and one computer modem attached together, and never had any ringing problems. Might be helped by the fact that I use master sockets throughout rather than extensions? That will make no practical difference. 2: There is just no comparison in the quality of the signal. I have all wired phones in my house, some of them cheapy-cheapy jobs, but the sound quality on them is vastly better than from any of the DECT phones my friends own - expensive or not so. Others experience might be different. Certainly I can detect no difference in the sound quality or volume between my DECT and normal phones. However some DECT phones are smaller than conventional ones and positioning them is (as with mobile phones) more critical than with most wired phones. Some Phillips DECT phones do appear to have low volume levels (but so do some wired phones). 2a: (related) DECT phones aren't much good for hearing-aid users (they have similar problems with some mobile phones). The earpieces aren't designed to make use of the aid's microphone(s) and when the aid is switched to "T" (the induction loop setting which works fine with 99% of cheap phones) the aid can suffer dreadfully from RF pickup ("bzzzzt bzzzzt bzzzzt" noises). There are (rare) DECT phones designed for hearing aid users. Alternatively you can use one of the many DECT phones with a headset socket and something like the Plantronics M130 headset which works with induction loop hearing aids. 3: Don't (some?) DECT phones work on the same frequencies as... erm... wireless networks? Wireless security systems? Wireless remote control systems? Wireless video senders? No, DECT operates on the 1880-1900 MHz frequency band. Wireless network, video senders etc work mainly at 2400MHz. Alarms use a number of frequencies mainly in the 400 and 800MHz region. 4: Isn't there a limited number of discrete channels available to a DECT phone (16?) What happens if everyone in your cul-de-sac has DECT phones? Oh, I forgot, they only work reliably up to about 50m ;-) Mine happily work to 70m, but interference is never likely to be a problem. DECT uses Time Division Multiple Access and has 10 available carriers. There are 24 time slots available (12 in each direction) within each 10ms frame. DECT uses dynamic channel selection to minimise interference. Channel assignment is done by finding the lest interfered channel and channel reassignment can take place during a call. Effectively 120 dynamically allocated duplex channels are available to any DECT device. This gives a potential traffic density of about 10000 users per km 2 without the need for frequency planning. 5: If I carried a phone around in my pocket/on my belt all the time I'd sit on it, or drop it or otherwise mutilate it, and it'd never get charged, so it'd have to live on the cradle anyway which makes it hardly any more convenient than a wired phone! DECT phones are quite low power, mine usually go all day off the charge cradle and with several hours use a day battery life is never an issue. 10 hours talk or 120 hours standby are fairly typical. Finding the phone sometimes is an issue :-) they all migrate to one place which is always the other end of the building from where you are when the phone rings. -- Peter Parry. http://www.wpp.ltd.uk/ |
#57
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Chasing computer wiring (Cat-5) into plaster over brick wall
"Dave Liquorice" wrote:
Hello Dave Still, I'm providing a service to them. Lots of their engineers are experiencing a lovely little valley they'd otherwise never get to see. DL| Lots? There are only two maybe three that come out this far. DL| I'm getting to know them quite well... Yeah, apart from one old guy who really knew the system well[1] and visited us twice, we've never had the same guy again. -- [1] His first words were "It won't work y'know, there ain't enough cables up there." He were right, too. Simon Avery, Dartmoor, UK uk.d-i-y FAQ: http://www.diyfaq.org.uk/ |
#58
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Chasing computer wiring (Cat-5) into plaster over brick wall
On Sun, 24 Aug 2003 21:57:43 UTC, Andy Hall wrote:
On Sun, 24 Aug 2003 21:32:18 +0100 (BST), "Dave Liquorice" wrote: On 24 Aug 2003 14:54:56 GMT, Bob Eager wrote: Engineeer arrived at 2130 (dark by now). snip He git out his ladder, his torch and his tools, went off up the road, got to the top of the pole and fixed the broken wire. Didn't think they where allowed to climb poles in the dark for ordinary customers, Total Care or not. Maybe the street lighting is good where you are. When it goes dark here it really is dark. Can't see your hand in front of your face until it hits your nose dark, even then you can't see it. Great for star gazing, aurora watching, cloud cover permitting though. B-) I thought that you were above the clouds and had to have oxygen brought in... :-) Do you not see the lights of Newcastle or Carlisle in the distance? Probably not from East Kent...! -- Bob Eager rde at tavi.co.uk PC Server 325*4; PS/2s 9585, 8595, 9595*2, 8580*3, P70... |
#59
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Aurora {Was: Chasing computer wiring (Cat-5) into plaster over brick wall}
On Sun, 24 Aug 2003 22:57:43 +0100, Andy Hall wrote:
I thought that you were above the clouds ... Pretty well where this morning hill fog hanging down in the valley but extending a just above us. ... and had to have oxygen brought in... :-) We are only at 1400' not 14,000. Do you not see the lights of Newcastle or Carlisle in the distance? Not directly. B-) Depending on conditions there can be quite a glow to the East from Newcastle, 40 miles away, 20 to 30 degrees wide but keeping fairly low to the horizon. Not normally aware of Carlisle (20 miles) but did see that glow the other night. Given a good clear night and no moon the viewing is pretty good, Milky Way is just there you don't have to look for it. One day I may well get a small telescope, now if the kids get interested I have hook to hang the purchase on... Trouble is at 1400', under clear dark skies, it gets pretty nippy. Summer is not a good time, it never gets really dark. Is aurora visibility frequent where you are? Been here since Jan 99, seen 3 maybe 4 displays. Cloud is the big killer, I keep an eye on the various Aurora sites and know when the activity is high enough that I should be able to see something if the piggin cloud wasn't there. Probably missed an equal number of clouded out displays. B-( I've seen them in Norway and Sweden quite often, but never in the UK. Going to a place to observe the Aurora under dark skies is on the list of "things I must do" along with "visit an erupting volcano", "storm chasing in the Mid West US" etc -- Cheers Dave. pam is missing e-mail |
#60
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Aurora {Was: Chasing computer wiring (Cat-5) into plaster over brick wall}
On Mon, 25 Aug 2003 01:00:39 +0100 (BST), "Dave Liquorice"
wrote: I've seen them in Norway and Sweden quite often, but never in the UK. Going to a place to observe the Aurora under dark skies is on the list of "things I must do" along with "visit an erupting volcano", "storm chasing in the Mid West US" etc If you like unusual experiences you might like to look at http://www.icehotel.com I recommend it and have seen brilliant aurora displays there. ..andy To email, substitute .nospam with .gl |
#61
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Chasing computer wiring (Cat-5) into plaster over brick wall
David W.E. Roberts wrote:
"Zymurgy" wrote in message om... How ?! Chasing the wall out is the easy bit (SDS gouge !) but do I put into thin conduit (there's about 6 wired to get in) and plaster over, how do I keep in place whilst I plaster ? Any help appeeciated. Thanks Paul. Jumping it at the top of the thread again :-) On the subject of 'wired' vs. 'wireless'. Nobody so far seems to have mentioned DECT phones. I would be interested in the case that 'plug in the wall' phones are 'always better' that DECT phones. To me the argument is very similar - do you want to run phone extensions to every room then have to stand by the socket, or would you like to take your phone everywhere with you (including in the garden and perhaps even next door). Yes, and use DECT as a last resort . Not quite the same because extra handsets cut into the maximum REN on the line, but for useability the comparison is pretty close. Cheers Dave R |
#62
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Aurora {Was: Chasing computer wiring (Cat-5) into plaster over brick wall}
On Mon, 25 Aug 2003 09:48:32 +0100, Andy Hall wrote:
If you like unusual experiences you might like to look at http://www.icehotel.com I recommend it and have seen brilliant aurora displays there. I'd forgotten about that place. Yes, that would be a a two birds with one stone trip with a bit of luck. -- Cheers Dave. pam is missing e-mail |
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Chasing computer wiring (Cat-5) into plaster over brick wall
"Dave Liquorice" wrote:
Hello Dave I already have it, despite being a nadge over 7km according to a pingtest. I guess this is why it's proving temperamental - six failures in three years; DL| That failure rate is about the level my ISDN line is running DL| at, we are 3.5km from the exchange. Most of the faults are DL| with the bit of damp string under the ground. Last time they Mine seem to be wire breakdowns or bad connections. The HH box failed as well after a year. DL| swapped the pairs for the POTS and ISDN lines, guess which DL| one fails now... You've got pots and HH? 3 lines? the slightest fault that would be unnoticable on a PSTN line dumps me completely. DL| Occasionally a "reset" sent by the 154 (your ISDN is classed DL| as Business isn't it?) faults operator would sort mine out. We call 154 for reports, yeh, but their software tends to proclaim the fault is in our house, which it rarely is. And with dodgy wiring a reset prolly won't help us. compare that to having to prepwire, concentrators, wayleaves, numerous visits to every house so they're in when they said they would be. DL| For a new player trying to provide "the last mile" yes. DL| Which is why no one has done it, they all rent "the last DL| mile" from BT who, generally speaking, has wire almost DL| everywhere. True. LLU was really hated by BT. -- Simon Avery, Dartmoor, UK uk.d-i-y FAQ: http://www.diyfaq.org.uk/ |
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Chasing computer wiring (Cat-5) into plaster over brick wall
"Dave Liquorice" wrote:
Hello Dave DL| Didn't think they where allowed to climb poles in the dark DL| for ordinary customers, Total Care or not. Maybe the street I've worked alongside BT and Electrical guys working up poles in darkness during bad storms. Might have changed recently, but they didn't used to be bothered, in fact they were all pretty happy thinking about the overtime. -- Simon Avery, Dartmoor, UK uk.d-i-y FAQ: http://www.diyfaq.org.uk/ |
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Aurora {Was: Chasing computer wiring (Cat-5) into plaster over brick wall}
On Mon, 25 Aug 2003 17:57:23 +0100 (BST), "Dave Liquorice"
wrote: On Mon, 25 Aug 2003 09:48:32 +0100, Andy Hall wrote: If you like unusual experiences you might like to look at http://www.icehotel.com I recommend it and have seen brilliant aurora displays there. I'd forgotten about that place. Yes, that would be a a two birds with one stone trip with a bit of luck. I went in February four years ago. Brilliant fun, especially the snowmobiling on the river bed. Temperatures were an average of -40 degrees but the trick was to dress appropriately to avoid getting too hot. Although the days in terms of sunrise to sunset were quite short at that time of year, the snow reflects what little light there is very effectively and adds a couple of hours to each end of the day. They have a bar made of ice, of course, with a door shaped like an Absolut Vodka bottle. The drinks are served in drilled out blocks of ice. The temperature inside never drops below -5 so you can sit in there comfortably with a couple of sweaters. The reindeer, which is supplied by Sami people who come into the area is absolutely outstanding. ..andy To email, substitute .nospam with .gl |
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Chasing computer wiring (Cat-5) into plaster over brick wall
On Sun, 24 Aug 2003 22:47:21 +0100, Andy Hall wrote:
AIUI, standard ISDN2e lines are classified with business service (at the line rental they charge, I would hope so). You could get ISDN on residential if you really wanted it. However the rental was the same but the terms where residental, so slower response to faults, lower compenstation. Highway lines can be either residential or business. With different offerings depending on the srevice. No MSN on Home Highway for example. There are the cable TV operators, of course, but they seem to be genetically incapable of providing a reliable telecomms service especially to businesses. And only put the cable in where they feel they might get a chance of any return. *All* of the country has a cable company holding the franchise for a given area but only the urban/densely populated areas actually get to see any service. A couple of years ago there was talk of fibre being laid between here and Penrith. The cable franchise holder said they would cable the town for free if the link was provided. Note the town, not the two villages of Nenthead or Garrigill or all the outlying farms/houses. -- Cheers Dave. pam is missing e-mail |
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Chasing computer wiring (Cat-5) into plaster over brick wall
In message ,
Andy Hall wrote: On Sun, 24 Aug 2003 21:26:18 +0100 (BST), "Dave Liquorice" wrote: Occasionally a "reset" sent by the 154 (your ISDN is classed as Business isn't it?) faults operator would sort mine out. AIUI, standard ISDN2e lines are classified with business service (at the line rental they charge, I would hope so). Highway lines can be either residential or business. Line cards locking up seems a perennial problem. At one time, one or other of my ISDN circuits would need a reset about once a month. More recently it hasn't been so bad so I assume they fixed or replaced them. Don't know if this is still relevant, but six or seven years ago we began using a lot of ISDN2 (and later 2e) circuits at the radio station. Some lines seemed to be very prone to lockup, and at first BT claimed that it was a problem with an early generation card at their end. Eventually all the cards were changed/updated but the problem never completely went away. Later on we started using Cabletel (now NTL) ISDN where that was available because it was literally half the cost. We had similar problems there, even though they claimed to be using different equipment to BT. We/they traced it to the way the circuits were used. If we had a piece of ISDN equipment permanently attached and powered up, even if not actually on-line, everything was (usually) ok, but lines where the equipment was left powered down for lengths of time or was unplugged for maybe a fortnight at a time had occasional lockup problems. Since some of these lines were at sports grounds there was no way we were going to leave equipment permanently attached. In this case the solution was to phone a few days before an important match and get BT/NTL to reboot the card remotely - something they were usually quite happy to do. The problem got better, but never disappeared, at least not in my time there. Don't know if it's related, but I thought it was a story worth tellig anyway :-) Hwyl! M. -- Martin Angove: http://www.tridwr.demon.co.uk/ Don't fight technology, live with it: http://www.livtech.co.uk/ .... "I say we nuke the site from Orbit, it's the only way to be sure." |
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Chasing computer wiring (Cat-5) into plaster over brick wall
On Mon, 25 Aug 2003 21:57:32 +0100 (BST), "Dave Liquorice"
wrote: On Sun, 24 Aug 2003 22:47:21 +0100, Andy Hall wrote: AIUI, standard ISDN2e lines are classified with business service (at the line rental they charge, I would hope so). You could get ISDN on residential if you really wanted it. However the rental was the same but the terms where residental, so slower response to faults, lower compenstation. Highway lines can be either residential or business. With different offerings depending on the srevice. No MSN on Home Highway for example. Ah yes, I remember that now - it's been a while since I added the last one - I remember that being one of the reasons. It's a cost effective way of having a selection of numbers for business purposes and also so that the kids can have their own phone numbers. Also, IIRC, ISDN2e allows things like call divert at the exchange, which my PABX will do, whereas HH I believe won't. My rationale in having one line as a Highway line was that you do at least get one working analogue phone connection for use if the power fails. There are the cable TV operators, of course, but they seem to be genetically incapable of providing a reliable telecomms service especially to businesses. And only put the cable in where they feel they might get a chance of any return. *All* of the country has a cable company holding the franchise for a given area but only the urban/densely populated areas actually get to see any service. A couple of years ago there was talk of fibre being laid between here and Penrith. The cable franchise holder said they would cable the town for free if the link was provided. Note the town, not the two villages of Nenthead or Garrigill or all the outlying farms/houses. It's a pity that Oftel etc. don't put conditions in their licenses requiring them to provide a more widely available service rather than cherry picking. ..andy To email, substitute .nospam with .gl |
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Chasing computer wiring (Cat-5) into plaster over brick wall
Simon Avery wrote:
Here's a question; Why do mobile phone charges cost more than landline? Surely landlines require much larger initial investment, but running costs must be fairly similar? The landline networks were already built, the mobile companies are still paying for their networks and licences. The phones themselves are heavily subsidised. Each base station has a limited capacity (far lower than that of a telephone exchange) so you need more of them to cover a certain area. If you were starting from scratch then arguably mobile would be cheaper. |
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Chasing computer wiring (Cat-5) into plaster over brick wall
"Dave Liquorice" wrote:
Hello Dave You've got pots and HH? 3 lines? DL| No. I've got 1 POTS and 1 ISDN2e, with 8 MSNs, total of 9 DL| numbers and the possibilty of 3 simultaneous calls. Ah, gotcha. Looked at that, but it was a bit pricey for my needs - my work doesn't need more than one number. HH was attractively priced at the time (50ukp install) and compared to dialup it's fantastic. I ran a 64k and 56k BBS off it using a Courier I-Modem for a while too. -- Simon Avery, Dartmoor, UK uk.d-i-y FAQ: http://www.diyfaq.org.uk/ |
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