Simple sound card VLF receiver

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Simple sound card VLF receiver

Postby Harry Dalek » Tue Apr 11, 2017 10:26 pm

I wanted a VLF receiver for picking up mechanical oscillator experiment HF stepper motor Alternator ..was going to make one but this is accurate as well you can pick up VLF out there old new versions
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The electromagnetic spectrum has no theoretical limit at either end. If all the mass/energy in the Universe is considered a 'limit', then that would be the only real theoretical limit to the maximum frequency attainable.
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Harry Dalek
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