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☀ Solar
SFI 125
SN 85
A 7
K 2 Quiet
X-Ray C2.3
Wind 414.1 km/s
Aurora 2
Updated 23:30 UTC HamQSL · N0NBH
Day 80/40m Fair 30/20m Good 17/15m Good 12/10m Fair
Night 80/40m Good 30/20m Good 17/15m Good 12/10m Poor

Callsign Lookup
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Vanity Call Signs Available
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ⓘ Callsign lookups are in real time via the FCC database. Vanity callsign availability is refreshed daily at 6:00 AM CST. The vanity search may be unavailable for a few minutes during this update.
Live DX spots
Live DX Spots — 70cm via PSKReporter · scroll or pinch to zoom
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Mode
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MHz DX Spotter Info
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Homebrew Radio Projects

Discuss homebrew transmitters, receivers, kits, custom circuits, parts choices, and amateur radio builds.

  1. my first scratch-built receiver is actually working and im kind of shocked

    Lisa Wang,
    • 1 reply
    • 51 views
    Amanda Williams

  2. my 40m direct conversion receiver is picking up something weird — not sure if its the detector or RF stage

    Michael Moore99,
    • 1 reply
    • 62 views
    Jennifer Davis

  3. Si5351A VFO Frequency Stability in Portable QRP Applications

    Packet Radio,
    • 0 replies
    • 121 views
    Packet Radio

  4. finally built my first direct conversion receiver — couple questions

    Amanda Moore,
    • 1 reply
    • 35 views
    John Taylor

  5. finally built my first direct conversion receiver — few questions about the audio stage

    Maria Rodriguez,
    • 1 reply
    • 45 views
    Maria Rodriguez

  7. finally built my first direct conversion receiver — some questions about audio hum

    John Williams,
    • 1 reply
    • 63 views
    John Williams

  8. my first scratch-built receiver finally works (sort of)

    The DXer,
    • 1 reply
    • 115 views
    Carlos Silva

  9. my first scratch-built receiver is actually picking stuff up — few questions

    Jennifer Williams,
    • 1 reply
    • 18 views
    Frank Williams

  10. finally built my first crystal radio... sort of

    Ashley Brown,
    • 1 reply
    • 21 views
    Michael O'Brien

  11. my first scratch-built direct conversion receiver -- finally getting audio but something's off

    Dave Patterson,
    • 1 reply
    • 39 views
    Amanda Davis

  13. finally built a 40m CW transmitter from scratch — few questions about the PA stage

    DX Hunter,
    • 1 reply
    • 60 views
    John Taylor

  14. first attempt at a direct conversion receiver — getting a weird hum I can't track down

    Nicole Martin,
    • 1 reply
    • 39 views
    Gregory Smith

  15. finally got my direct conversion receiver working but audio is a mess

    Jennifer Walsh53,
    • 1 reply
    • 83 views
    Northern Ham

  16. finally got my 40m direct conversion receiver working but theres a weird hum

    James Thompson,
    • 1 reply
    • 53 views
    Steve Johnson

  17. built a 40m direct conversion receiver — getting weird audio hum i cant track down

    Christopher Lopez,
    • 1 reply
    • 48 views
    Jessica Wilson66

  19. finally built a 40m DC receiver and it actually works??

    HF Hunter,
    • 1 reply
    • 32 views
    Ham Fan

  20. finally got my 40m CW transmitter working but something is off with the output

    Mark Thomas,
    • 1 reply
    • 40 views
    Brian Mitchell

  21. Arduino Nano SDR Direct Conversion RX - Component Selection Questions

    Morse Coder,
    • 2 replies
    • 318 views
    DX Dude

  22. finally built my first direct conversion receiver — some weirdness happening

    Angela Davis,
    • 1 reply
    • 13 views
    John Wilson

  23. finally got my 40m CW transmitter working but the output looks weird on the scope

    Diana Patel,
    • 1 reply
    • 28 views
    Robert Johnson

  25. finally built a direct conversion receiver for 40m — some notes

    Jessica Taylor,
    • 1 reply
    • 83 views
    Mark Taylor

  26. finally got my direct conversion receiver working but audio is really weird

    John Williams,
    • 1 reply
    • 33 views
    John Williams

  27. finally got my homebrew direct conversion receiver working but audio is a mess

    Sarah Thomas,
    • 1 reply
    • 69 views
    John Johnson

  28. first scratch built receiver actually pulling in signals — few questions though

    Karen Thompson,
    • 1 reply
    • 75 views
    David Anderson

  29. finally built a direct conversion receiver for 40m — some questions on the LO leakage

    Michelle Davis,
    • 1 reply
    • 64 views
    Michelle Davis

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