[Amps] Initial test of 813 amplifier

Vic K2VCO vic at rakefet.com
Sun Aug 15 09:57:06 PDT 2010


Sounds good, and I'll do that. Can't possibly hurt.

On 8/15/2010 9:43 AM, Carl wrote:
> A low value carbon resistor right at the grid pin may be enough to
> finish the taming once youve completed the rest of the work. Ive used
> 10-33 Ohms in several tetrode rigs and amps that were otherwise a bit
> flaky as shipped. In my own stuff they are installed as a part of the
> build. as well as a 100 Ohm right at the screen terminal and bypassed on
> both sides.
>
> Its just another one of those things I learned at National that has
> saved me grief in the debugging stage.

-- 
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco/


More information about the Amps mailing list