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[Amps] 3cx300a7 input impedance

To: <amps@contesting.com>
Subject: [Amps] 3cx300a7 input impedance
From: "john devoldere, ON4UN" <john.devoldere@telenet.be>
Date: Mon, 8 Aug 2005 20:45:09 -0000
List-post: <mailto:amps@contesting.com>
Can anyone help me with the input impedance of the 3cx3000a7 tube (used on
HF). I require this value to build a proper Pi- filter input circuit.

 

Thank you

73

 

John

 

 

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