>
>Some friend told me that runing tube on pushpull will be give bigger power
>than parallel (for two tube). I don't really understand, could anybody here
>give some explanation.
>
This theory is yet another old wives' tale on ham radio. The engine for
linear service is peak cathode emission. With two tubes in parallel, you
get twice as much peak emission, but the tubes are cut-off for 1/2 of the
cycle. For band-changing, parallel tubes are much less trouble than
push-pull.
cheers, Firson
- Rich..., 805.386.3734, www.vcnet.com/measures.
end
--
FAQ on WWW: http://www.contesting.com/FAQ/amps
Submissions: amps@contesting.com
Administrative requests: amps-REQUEST@contesting.com
Problems: owner-amps@contesting.com
|