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1. [Amps] Input impedance question (score: 1): Author: Dave M <slash_dot@msn.com>; Date: Tue, 27 Jul 2010 13:29:18 -0400; I am slowly putting together the parts for a 3 hole GI7BT amp ,GG and tuned pi network input , I have the PS and most of the RF deck parts acquired and am ready to design the tuned input , can anyone; /archives//html/Amps/2010-07/msg00259.html (7,210 bytes)
2. Re: [Amps] Input impedance question (score: 1): Author: "Jeff Blaine" <keepwalking188@yahoo.com>; Date: Tue, 27 Jul 2010 13:08:34 -0500; Dave, Ballpark is right. You will have to hand tune it once the thing is together and running at power. The 3x will run somewere in the 20-40 ohms range but in the GG, there is a tremendous dependenc; /archives//html/Amps/2010-07/msg00264.html (8,614 bytes)
3. Re: [Amps] Input impedance question (score: 1): Author: Dave M <slash_dot@msn.com>; Date: Tue, 27 Jul 2010 14:14:33 -0400; Yes I expected that , thanks Jeff , just in the component selection phase right now , was going to use compression trimmer caps and toroid coils for the input and tune it when I got everything togeth; /archives//html/Amps/2010-07/msg00265.html (9,852 bytes)

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