[Amps] 200-ohm tank and "un-un" in HF amp design?
peter chadwick
g8on at fsmail.net
Mon Oct 21 04:32:27 EDT 2013
>The touted higher harmonic suppression of a PI-L is mainly a myth.....a plane jane PI is more than ample for harmonic suppression.<
As a Class AB stage has a second harmonic component of plate current only 6dB down on the fundamental, what sort of Q do you run in the pi network to get the extra 37dB of suppression needed to meet the FCC regulations or the extra 44dB needed elsewhere?
73
Peter G3RZP
More information about the Amps
mailing list