>
>
>Hi all,
>
>> >Thanks for info. Of course you need always a high frequency screen grid
cap
>> >or grounded g2. But you did not get my point: if your g2 voltage is slowly
>> >following your SSB-signal you do not get envelope distorsion but a slow
gain
>> >variation.
>>
>> I do not agree. When the screen / G2 voltage is not held constant,
>> distortion results.
>
>I'm with Rich on this. "A slow gain variation" is a nonlinearity!
>Whether it is small enough to be unimportant, i.e. legally acceptable
>is another question, but why not use a stiff regulator and avoid this
>source of distortion?
>
indeed, George. G2 DAF amplifer salesmen seem to be somewhat DAFt.
They are sort of like inventors of 400mpg carbs for autos.
cheers
- Rich..., 805.386.3734, www.vcnet.com/measures.
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