[Amps] Negative feedback passive input tetrode

[Peter Voelpel]

I use a 12 ohm resistor in the cathode lead of my 4CX600J

73
Peter

-----Original Message-----
From: Amps [mailto:amps-bounces at contesting.com] On Behalf Of Fuqua, Bill L
Sent: Donnerstag, 14. Dezember 2017 19:05
To: amps at contesting.com
Subject: [Amps] Negative feedback passive input tetrode

  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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