>Does anyone have an opinion on the Penta Labs PL-175 tube in a QRO HF
>amplifier? Mid to Late '60's I believe. For a while Eimac copied it as
>the 8295 with full military pomp and circumstance. Metal/Glass and
>Metal/Ceramic versions were available. Both are now obsolete, but can
>be had for a price.
I've been told the PL-175 is an equivalent to a 4-400A. I've got a pair
from an old Viking-Johnson Invader. Probably going to use them in my
next amp project which will be a 6m amp.
73,
Jon
KE9NA
-------------------------------------
Jon Ogden
KE9NA
http://www.qsl.net/ke9na <--- CHECK IT OUT! It's been updated!!!!!
"A life lived in fear is a life half lived."
--
FAQ on WWW: http://www.contesting.com/ampfaq.html
Submissions: amps@contesting.com
Administrative requests: amps-REQUEST@contesting.com
Problems: owner-amps@contesting.com
Search: http://www.contesting.com/km9p/search.htm
|