[Amps] Negative feedback passive input tetrode

[Paul Baldock]

Acom put a resistor (12 Ohms ?) in the cathode. This also helps keep 
the gain down to 15dB for FCC.

- Paul


  10:04 AM 12/14/2017, you wrote:
>   I just had a thought.
>
>Has anyone see or used negative feedback to better obtain lower IMD 
>in a passive (resistor terminated) input tetrode amplifier?
>
>   Any thoughts or references or experience?
>
>TNX es 73
>
>Bill Fuqua
>
>
>Merry Christmas
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