>
>Please excuse a novice's ignorant questions about plate chokes. OTOH,
>maybe I'm not the only AMPS subscriber who wonders.
>
>Is the lowest-frequency self-resonance a "parallel" resonance, i.e., such
>that the impedance of the choke is very high?
>
>Is power-amplifier operation at a parallel-resonant frequency dangerous to
>the health of the choke?
>
>I can see that operation at a _series_ resonance frequency would be bad for
>the health of the choke and perhaps other components of the amp.
>
To avoid choke fires, keep all resonances at least 6% from amateur bands.
Choke resonances should be checked with the hv rf choke wired into the
circuit and not shorted.
end
- 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
|