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40M Cw Transmitter Circuit

2016-04-05 00:17  
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This CW transmitter has an output of up to 3 W. By using 24 V on Q2, up to 10 W output can be obtained. If a 24-V supply is used, Ql must not see more than 12 V. Connect 12 V between junctions C3, R2 and L2, and remove L5. LI should be a low-Q 18- to 20- inductor.
40M Cw Transmitter Circuit

R6 can be used (up to 47 ) to reduce the Q further.

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