Dig out that vintage AM/FM radio and modify it so you can pick up air traffic control communications.Thanks go to Cy Tymony for the original article in Make Volume 09 View the PDF
10 thoughts on “Weekend Project: Aircraft Band Receiver (PDF)”
N/Asays:
The link to the PDF isn’t working…
romulusnrsays:
AFAIK aviation traffic is in AM, so if you’re listening to them with a radio in FM mode, you’ll hear signals but they’ll be hard to make out, as if you amplified a soundwave until it clipped completely.
mphsays:
romulusnr, part of the procedure is to defeat the AM suppression that’s normally present in the FM receiver, so that the AM transmissions are audible. If you squint at the image, you can make out these instructions. It would be nice if the PDF link worked…
KipKaysays:
Should be working now…sorry about that.
Bryansays:
How close do you think you’d need to be to an airport to get any reception?
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The link to the PDF isn’t working…
AFAIK aviation traffic is in AM, so if you’re listening to them with a radio in FM mode, you’ll hear signals but they’ll be hard to make out, as if you amplified a soundwave until it clipped completely.
romulusnr, part of the procedure is to defeat the AM suppression that’s normally present in the FM receiver, so that the AM transmissions are audible. If you squint at the image, you can make out these instructions. It would be nice if the PDF link worked…
Should be working now…sorry about that.
How close do you think you’d need to be to an airport to get any reception?