[Amps] Biasing a Class C modulated final
Bill Turner
dezrat at outlook.com
Wed Feb 18 13:40:42 EST 2015
------------ ORIGINAL MESSAGE ------------(may be snipped)
On Wed, 18 Feb 2015 11:48:12 -0500, TexasRF at aol.com wrote:
>Paul, the fixed bias is there to protect the tube from excessive
>cathode/screen/plate current if drive power is lost.
REPLY:
Don't forget the other function of a clamp tube or transistor: To
protect the tube if the fixed bias itself is lost. Of course this does
not apply to cathode zener bias, only to a fixed grid bias supply.
Bill W6WRT
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