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- Subject: Ramsey PA20 power amp
-
- Those who have a RAMSEY Electronics PA-20 220 MHz power amplifier ( 2in - 10
- out) may have noticed extensive TVI on channels 11 and 13.
-
- The fix is to replace the PIN diode at the xcvr input end of the receive
- pre-amp with a MPN 3401 or similiar unit with higher isolation than the
- original.
-
- Problem solved 73 Bill.
-