AO-91 Pass on June 13, 2020 over EM10

I’m fascinated by the FM low orbit satellites that can be worked by amateurs on FM frequencies. Recently, I was able to catch a pass and the QSOs going on between different operators.
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Shortwave Radiogram Episode 156

Shortwave Radiogram episode 156 on 9265 kHz WINB in Pennsylvania. 100% MFSK32 and MFSK64 decode.
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WEFAX - June 12, 2020

Wefax from New Orleans on 8503.9 kHz - GOES satellite image and more
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ADS-B Ground Station on a Raspberry Pi

Setting up an ADS-B receiver with a Raspberry Pi is super simple. See how you can start tracking planes in your area.
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RTL-SDR vs Nooelec Upconverter vs Airspy HF+ Discovery

Over at the HFZone blog I started a series on comparing the RTL-SDR on its own, attached to a Nooelec HamItUp+ Upconverter, and the Airspy HF+ Discovery.
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