Thursday 3 March 2011

Simple Variable BFO for CW and SSB reception

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The figure shows a simple variable beat frequency oscillator to resolve CW and SSB signals. L1  & L2 is centre tapped 300uH Inductor coil.The circuit runs on 1.5 v.

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1 comment:

  1. Anonymous16 August 2012 at 07:27

    how many coil turns and what frequency does it run at ?

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