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Software Defined Radio Receiver USB Stick - RTL2832 w/R820T : ID 1497 : $27.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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Amazon.com: Acogedor 10K to 1GHZ SDR Receiver, 12bit 10Mhz Software Defined Radio Receiver, Compatible with Windows, Linux, OS X, Android, for SDRuno, HDSDR, GNURadio, etc : Electronics
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Amazon.com: Nooelec NESDR Mini 2+ 0.5PPM TCXO RTL-SDR & ADS-B USB Receiver Set w/Antenna, Mount & Female SMA Adapter. RTL2832U & R820T2 Tuner. Low-Cost Software Defined Radio for Windows, Mac OS &
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