Published:2009/6/29 4:12:00 Author:May | From:SeekIC
This 10-watt, 144-MHz power amplifier uses a TRW PT5757 transistor. L1 is 4 turns of no. 20 enameled, 3/32 ID; L2 is 10 turns of no. 20 enameled, 3/32 ID. Transformer T1 is a 4:1 transmission-line transformer made from a 3 length of twisted pair of no. 20 enameled wire.
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