[Amps] Relays

David Cutter d.cutter at ntlworld.com
Sun Mar 30 14:28:10 EDT 2008


Tim

Do you ever use foot-operated PTT ?  I am always a little suspicious that 
the brain gets the voice to start before the foot gets the switch to the 
floor.  When ms count, the 11ms from brain to foot and then foot to floor 
could be a problem for hot switching.

David
G3UNA



>I have been using single Kilovac HC-1 and Jennings RJ1A relays for input 
>and
> output T/R switching on all of my single 8877 amplifiers for the past 25
> years.
>
> Even in heavy contest operating, I have had no problems at 1500 watts 
> output
> up through 50 MHz.
>
> 73!
> Tim K3LR
> http://www.k3lr.com
> >  W4HBM
> 



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