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A comment on Building an FM radio from $3 radio chip and an 84MHz ARM Arduino. Parent comment

Re:Building an FM radio from $3 radio chip and an 84MHz ARM ... by deevious on Monday October 10, 2022 @05:04AM (#33149307)
The wire from the basement was for an earth ground, he probably had another antenna wire either in the attic or going outside. Check out Galena detector radios.
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