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[AMPS] 572-B Input impedance??

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Subject: [AMPS] 572-B Input impedance??
From: drpal@waterw.com (Phil Levin)
Date: Fri, 23 Jul 1999 11:54:59 -0400
I need the approximate input impedance for a pair of 572-B's??  I am
working on the input matching on an SB-200 to six meters.  Abt 60ohms??

Still have parasitc oscillation problem and am suspicious abt the plate
RF choke,  dipmeter shows resonance at 52 ohms???  Any ideas??  I may
try to wind a new choke.

TU, Phil W2GE


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