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The following scan was submitted by Mark, NA6M. Attached is a sweep of
my Wacom WP-641 BpBr 4 can VHF duplexer, transmit port tuned
for 147.340 MHz. I had roughed it in with my IFR-1900 but the AIM 4170
took it from the park to home plate in seconds.

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Links:
http://www.seits.org/duplexer/duplexer.htm
If you have any graphs that could be added to
this site please send them along. I'll post and credit your
information. |