28-08-2014, 01:35 PM
(28-08-2014, 12:48 PM)Refugee Wrote: The currant will be flowing through the cathode/grid capacitance.
It is RF after all.
Yes, I understand that it is RF. For 40 ma to flow through the cathode grid capacitance then the value of that capacitance must be quite high.
Eg: At 3.5 mhz with 5v rms across ckg and 40 ma current flow via ckg then ckg would have to be around 360 pf...
Lawrence.
