[Hallicrafters] Components failing with age?

Edward B Richards zuu6k at juno.com
Wed Jan 21 18:21:51 EST 2004


Hi Duane et al;

I periodically remind old readers and inform new readers that there is an
article on constructing a simple, cheap and efficient voltage reducer on
the BAMA site. Home page, about 2/3 of the way down. Thank you.

Ed Richards K6UUZ


On Wed, 21 Jan 2004 16:01:27 -0500 "Duane Fischer, W8DBF"
<dfischer at usol.com> writes:
> Based on some testing W9GXJ did several years ago,  the higher line 
> voltage has
> a definite effect on all components' transformers, tubes, 
> capacitors, resistors
> and so forth. He made observations about the heat generated, as heat 
> shortens
> life. He found that most sets would operate up to factory design 
> specifications
> running from 100-110 VAC. Hence his firm belief that the line 
> voltage should be
> controlled for all older gear that was never designed to operate on 
> today's
> common 125 VAC.	
> 	
> 
> 
> ----------
> From: ARDUJENSKI at aol.com
> To: hallicrafters at mailman.qth.net
> Subject: [Hallicrafters] Components failing with age?
> Date: Wednesday, January 21, 2004 3:53 PM
> 
> There have been some good discussions regarding caps and resistors 
> failing 
> with age. I was curious how much the higher line voltages 
> experienced in many 
> regions plays a role in component failure?
> 
> 
> Alan KB7MBI in Woodinville, WA
> FISTS 5702 / ARS / Proud member of ARRL
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