Tonight I will be on 160m, "listening" for G6AVK and who else might be visible.
Grabber URL
It will move around a bit - hence the "experimental".
Spark Gaps and Coherers demonstrated and Measured by CuriousMarc
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*CuriousMarc provides a good demonstration of how spark transmitters work
with coherer detectors. His measurements are really illuminating. His
device j...
3 hours ago
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