Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems.

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Craig McLean
 
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Default Question about Fuse Ratings

I'm in the process of building a 70Mhz DDS frequency generator. I've
sourced all of the parts but I have one snag. The schematic calls for a
fuse 32mAT. What I don't know is if that is a rating for a fuse or some
kind of part number. I thought that fuses were rated in amperes, so I don't
know where the T comes from. The Frequency Generator I am building is from
the Octrober 2003 issue of Elektor electronics. So this is probably a
European part number.

I appreciate any help I can get on this. Thank-you.


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NSM
 
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"Craig McLean" wrote in message
news:rCKAd.604554$Pl.517128@pd7tw1no...
| I'm in the process of building a 70Mhz DDS frequency generator. I've
| sourced all of the parts but I have one snag. The schematic calls for a
| fuse 32mAT. What I don't know is if that is a rating for a fuse or some
| kind of part number. I thought that fuses were rated in amperes, so I
don't
| know where the T comes from. The Frequency Generator I am building is
from
| the Octrober 2003 issue of Elektor electronics. So this is probably a
| European part number.
|
| I appreciate any help I can get on this. Thank-you.

32 milliamp (0.032 amps - very low current!) The T may be a size or a speed.
Europeans use a smaller physical size of fuse that the old US 1/4" style.

N


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mc
 
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"Craig McLean" wrote in message
news:rCKAd.604554$Pl.517128@pd7tw1no...
I'm in the process of building a 70Mhz DDS frequency generator. I've
sourced all of the parts but I have one snag. The schematic calls for a
fuse 32mAT. What I don't know is if that is a rating for a fuse or some
kind of part number. I thought that fuses were rated in amperes, so I
don't know where the T comes from. The Frequency Generator I am building
is from the Octrober 2003 issue of Elektor electronics. So this is
probably a European part number.


I'll bet it isn't terribly critical. What kind of circuit is it in?


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Cubzilla
 
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Default

"T" = time delay fuse not a quick blow one :-)


The fuses usually have a spring that can be seen through the glass

Please don't take this the wrong way, do you hold much chance of getting a
working unit if you can't work out what a 32m/a T fuse is

;-)


"NSM" wrote in message
news:ekLAd.35248$dv1.26188@edtnps89...

"Craig McLean" wrote in message
news:rCKAd.604554$Pl.517128@pd7tw1no...
| I'm in the process of building a 70Mhz DDS frequency generator. I've
| sourced all of the parts but I have one snag. The schematic calls for a
| fuse 32mAT. What I don't know is if that is a rating for a fuse or some
| kind of part number. I thought that fuses were rated in amperes, so I
don't
| know where the T comes from. The Frequency Generator I am building is
from
| the Octrober 2003 issue of Elektor electronics. So this is probably a
| European part number.
|
| I appreciate any help I can get on this. Thank-you.

32 milliamp (0.032 amps - very low current!) The T may be a size or a
speed.
Europeans use a smaller physical size of fuse that the old US 1/4" style.

N




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NSM
 
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"Cubzilla" wrote in message
...
| "T" = time delay fuse not a quick blow one :-)
|
|
| The fuses usually have a spring that can be seen through the glass
|
| Please don't take this the wrong way, do you hold much chance of getting a
| working unit if you can't work out what a 32m/a T fuse is

Don't be too tough. It's not easy for Yanks to figure out European designs
etc. I've worked on all sorts so I'm not too puzzled.

N




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Cubzilla
 
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Yeah, good point



"NSM" wrote in message news:RfOAd.35290$dv1.9239@edtnps89...

"Cubzilla" wrote in message
...
| "T" = time delay fuse not a quick blow one :-)
|
|
| The fuses usually have a spring that can be seen through the glass
|
| Please don't take this the wrong way, do you hold much chance of getting
a
| working unit if you can't work out what a 32m/a T fuse is

Don't be too tough. It's not easy for Yanks to figure out European designs
etc. I've worked on all sorts so I'm not too puzzled.

N




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