| Re: [GMCnet] electric signal tracer [message #212776] |
Sat, 29 June 2013 19:13  |
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hnielsen2
Messages: 1434
Registered: February 2004
Location: Alpine CA
Karma:
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Senior Member |
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One of you very smart guys wrote an article some time back about using the
trouble light under the hood for a electric signal tracer.
CRS here.
Howard
Alpine Ca
All is well with my Lord
The best argument against democracy is a five minute conversation with the
average voter
(Winston Churchill)
----- Original Message -----
From: "James Hupy" <jamesh1296@gmail.com>
To: <gmclist@temp.gmcnet.org>
Sent: Saturday, June 29, 2013 09:54
Subject: Re: [GMCnet] electric signal tracer
> Don, what I use when tracing dead circuits is a 9 volt battery with the
> plug in connectors equipped with alligator clips. I ground the negative
> lead onto a known good ground and connect the positive lead to the
> conductor being checked. I use on the other end of the circuit a small
> door
> entry annunciator chime that I got from radio shack. It is made to work
> with low voltage systems. It is polarity conscious so you have to ground
> the negative side and attach the positive lead to the other end of the
> conductor being checked. If you have a good wire, the chime will sound.
> When I work by myself, which is most of the time, it is a real step saver.
> I got a little more elaborate with the battery leads and used a ac adaptor
> instead of the 9 volt battery. It works just as well as the 9 volt
> battery.
> There are a lot of different ways to use this deal, but when you are
> blowing fuses, it will help trace the shorts.
> Jim Hupy
> Salem, OR
> 78 GMC Royale 403
>
>
> On Sat, Jun 29, 2013 at 9:17 AM, Jon Roche <lqqkatjon@gmail.com> wrote:
>
>>
>>
>> I know on phone circuts and many othe applications how i make sure i have
>> the correct wire is by using a analog ohm meter. And by grounding the
>> wire. If that meter jumps when you ground the oppisite end. You know you
>> have the correct one.
>> --
>> 75 palm beach
>> St. Cloud, MN
>> http://lqqkatjon.blogspot.com/
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