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比尔盖子
  • Member for 3 years, 6 months
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  • biergaizi.info
  • Beijing, China
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3 Answers

Score Activity Newest
2 votes

How do I evaluate and use a toroidial core for my HF double-balanced mixer?

  • hf
  • ferrite
  • toroid
answered Sep 9, 2019 at 22:33
2 votes
Accepted

DIY SA612 + RTL-SDR HF receiver: good on laptop, but huge wideband noise on Raspberry Pi

  • software-defined-radio
  • rfi
  • rtl-sdr
  • mixer
answered Jan 5, 2020 at 19:09
2 votes

What causes my direct conversion 80m receiver to receive AM broadcasts?

  • receiver
  • rfi
  • equipment-troubleshooting
  • direct-conversion
answered Jan 26, 2020 at 23:11
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