By Don Steinbach, AE6PM
Fig.1. A 4-resonator duplexer similar to the one used on the W6UU 70-cm repeater. A unit like this costs about $1,800, has an insertion loss of …
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Transmission Lines and SWR - Part V
ae6pm.com7 Fig. 3. Schematic diagram of the Heathkit AM-2 SWR meter. The Antenna Analyzer The antenna analyzer is a useful instrument for characterizing a transmission line.
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