📟 1001SWL 📟

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📟 1001SWL 📟

📟 1001SWL 📟

@1001SWL

#SWL #SDR #Hamradio #DX #SSTV #Shortwave #radio_telescope #space #weather #GHz_Bands #APRS #Planet #frequency_spectrum #SatDump 📶 🛰️📡📟📻🔭👁‍🗨🔊

انضم Ocak 2017
3K يتبع2.3K المتابعون
📟 1001SWL 📟
📟 1001SWL 📟@1001SWL·
Yaesu produced the popular FRG-7, or Frog 7 receiver in the mid 1970's. It was based on the Wadley Loop PLL and covered 0.5 through 30 MHz in 30 each, 1 MHz bands. A solid performer still today.
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📟 1001SWL 📟
📟 1001SWL 📟@1001SWL·
Erecting this Giant Log Periodic Antenna, Algon at Hörby SW in the early 1980's.
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📟 1001SWL 📟@1001SWL·
Homebrew 27 MHz 6-element circular quad antenna.
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📟 1001SWL 📟@1001SWL·
Globus INK, a Soviet-era mechanical navigation system used in spaceflight. It served as an electromechanical analog computer to show a spacecraft's real-time position over Earth. It relied on an intricate system of gears, cams, and differentials rather than digital circuits.
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