Simple LF converter

Posted on Jun 30, 2012

This converter allows coverage from 25 kHz up to 500 kHz. Use short coax from the converter to receiver antenna input

Simple LF converter
Click here to download the full size of the above Circuit.

Tune the receiver to 3 MHz, peak for loudest crystal calibrator and tune your receiver higher in frequency to 3 MHz and you"re tuning the 100 kHz range. 3 MHz puts you at 200 kHz, 3 MHz equals 300 kHz, 3 MHz yields 500 kHz, and 4 MHz gives you 500 kHz.

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