10_W_ON_2_METERS

Published:2009/7/7 2:41:00 Author:May | From:SeekIC

Single TRW PT5757 transistor provides 10-W output when operating from 12.5-V auto battery. L1 is 4 tums No. 20 enamel and L2 is 10 tums No. 20, both with 3/32inch inner diameter. T1 is 4:1 transmission-line transformer made from 3-inch length of twisted-pair No. 20 enameL-J. Fisk, Two-Meter Power Amplifier, Ham Radio, Jan. 1974, p 67.



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