>
>on 3/6/00 8:46 PM, Terry Gaiser - W6RU at w6ru@lightspeed.net wrote:
>
>> Jon .... look at what you just said .... quote "But having them keyed and
>> moving ...." Now look at the first line of my description of what
happened
>> .....
>> "The amplifier was in STANDBY ..... NOT KEYED .... "
>
With the usual switched resistor in B-, there is a big grey area between low
anode current and true cutoff. I've no idea what the gain might be at (say)
1mA or lower. With the output end of the matching network open, there would
be whacky impedances at the anode at both hf and vhf.
Steve
--
FAQ on WWW: http://www.contesting.com/ampsfaq.html
Submissions: amps@contesting.com
Administrative requests: amps-REQUEST@contesting.com
Problems: owner-amps@contesting.com
Search: http://www.contesting.com/km9p/search.htm
|