![Cheap and Easy Hydrogen Line Radio Astronomy with an RTL-SDR, WiFi Parabolic Grid Dish, LNA and SDRSharp Cheap and Easy Hydrogen Line Radio Astronomy with an RTL-SDR, WiFi Parabolic Grid Dish, LNA and SDRSharp](https://www.rtl-sdr.com/wp-content/uploads/2020/01/Wifi_grid_photo_ra2.jpg)
Cheap and Easy Hydrogen Line Radio Astronomy with an RTL-SDR, WiFi Parabolic Grid Dish, LNA and SDRSharp
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rtl-sdr.com on X: "Building a Motorized Hydrogen Line Radio Telescope with a DIY Horn Antenna, Drill Motor and RTL-SDR https://t.co/0ua0mfKjcN https://t.co/E22M6RXEE2" / X
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