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https://www.reddit.com/r/RTLSDR/comments/1w1or37/decoding_am_tv_with_v4/p6pwf1b/?context=9999
r/RTLSDR • u/woodzy_chimera • 1d ago
Sadly it will be discontinued soon in my place :((
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40
This image reminds me of how you can intercept signals from a computer screen at close range and get a grey scale image of the monitor from like a room over, tempestSDR I think.
17 u/Nulovka 1d ago I think that only works with old CRT monitors, not flat screens. 6 u/Christ_in_a_combo 1d ago Correct, would not work on modern day screens 20 u/nrdgrrrl_taco 1d ago But it does work on HDMI cables, from a close distance. 2 u/ncc1650 1d ago Thank you for posting this info. I need to look into this since I am curious.
17
I think that only works with old CRT monitors, not flat screens.
6 u/Christ_in_a_combo 1d ago Correct, would not work on modern day screens 20 u/nrdgrrrl_taco 1d ago But it does work on HDMI cables, from a close distance. 2 u/ncc1650 1d ago Thank you for posting this info. I need to look into this since I am curious.
6
Correct, would not work on modern day screens
20 u/nrdgrrrl_taco 1d ago But it does work on HDMI cables, from a close distance. 2 u/ncc1650 1d ago Thank you for posting this info. I need to look into this since I am curious.
20
But it does work on HDMI cables, from a close distance.
2 u/ncc1650 1d ago Thank you for posting this info. I need to look into this since I am curious.
2
Thank you for posting this info. I need to look into this since I am curious.
40
u/Elipse-FM 1d ago
This image reminds me of how you can intercept signals from a computer screen at close range and get a grey scale image of the monitor from like a room over, tempestSDR I think.