[ARC5] Collins xfmr ratings

Kenneth G. Gordon kgordon2006 at frontier.com
Fri Aug 15 12:59:29 EDT 2014


On 15 Aug 2014 at 12:53, KG4KGL wrote:

> Kenneth,
> 
> I was tracking FB until the paragraph below. Are you saying the 10k  bleeder
> would only be consuming 25 watts, but a 50 watt resistor is used for a good
> safety margin?

Yes. I always figure that if a resistor is dissipating a certain amount of power, 
doubling its capability is "safe".

But YMMV. ;-)

Possibly for a wire-wound "power" resistor, that would not be necessary, but 
I've always been a "belt and suspenders" type anyway...

Other folks here would know more about that aspect of power resistors than I 
would.

Carl or Bruce for instance.

Ken W7EKB


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