[Amps] Transformer reliability? 34yr old Collins...

[Jim Tonne]

Vic:

What is the transformer part or model number?
Does the owner know what apparatus it came
out of?

- Jim WB6BLD



----- Original Message ----- 
From: "Vic K2VCO" <vic at rakefet.com>
To: "TMorton" <cx7tt at 4email.net>
Cc: <Amps at contesting.com>
Sent: Thursday, October 02, 2008 3:56 PM
Subject: Re: [Amps] Transformer reliability? 34yr old Collins...


> TMorton wrote:
>> A local ham has a power transformer and I am considering using it to 
>> power a 8877. I sent the serial numbers to the manufacturer, Johnson 
>> Electric Coil Co and they answered that the xfmr was made in 1976 for 
>> Collins Radio. My question is how reliable would this be after 32years? 
>> What are the pros/cons?
> 
> If it is not potted and has been sitting in a damp place it may have 
> absorbed moisture, which could cause insulation breakdown later. I am 
> not sure what the best way is to dry it out, but someone will know.
> 
> -- 
> 73,
> Vic, K2VCO
> Fresno CA
> http://www.qsl.net/k2vco
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