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☀ Solar
SFI 121
SN 93
A 11
K 2 Quiet
X-Ray B8.3
Wind 432.7 km/s
Aurora 3
Updated 06:30 UTC HamQSL · N0NBH
Day 80/40m Fair 30/20m Good 17/15m Fair 12/10m Fair
Night 80/40m Good 30/20m Good 17/15m Fair 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
Band
Mode
Time
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MHz DX Spotter Info
Recent spots —
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Ready — select a band to fetch live spots

Homebrew Radio Projects

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

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

    Jennifer Kim,
    • 1 reply
    • 154 views
    David Williams95

  2. finally got my direct conversion receiver working but audio is terrible

    Rachel Johnson,
    • 1 reply
    • 163 views
    Andrew Jackson

  3. built a 40m CW transmitter from scratch - oscillator drifting like crazy

    Michael Brown,
    • 1 reply
    • 193 views
    Catherine O'Brien

  4. built my first crystal radio receiver from scratch — sort of works?

    Sarah Mitchell,
    • 1 reply
    • 239 views
    Steven Clark

  5. finally got my ugly construction 40m direct conversion rx working but audio is weird

    Christopher Davis,
    • 1 reply
    • 171 views
    Christopher Davis

  6. finally got my direct conversion receiver working but audio is terrible

    Amanda Wright,
    • 1 reply
    • 192 views
    Stephanie Clark

  7. finally built my first DC receiver — few questions before i go further

    Ashley Johnson,
    • 1 reply
    • 210 views
    Michael Miller

  8. finally got my 40m direct conversion receiver working but the audio is really weird

    David Williams95,
    • 1 reply
    • 135 views
    Ashley Wilson81

  9. Direct Conversion Mixer Issues - Audio Breakthrough on 40m

    Ashley Johnson24,
    • 2 replies
    • 257 views
    Maria Garcia

  11. finally built my first direct conversion receiver — some weird stuff going on

    Lisa Chang,
    • 1 reply
    • 125 views
    Lisa Chang

  12. 40M QRP Transceiver Receiver Sensitivity Issues After PA Modification

    Carlos Mendez,
    • 2 replies
    • 343 views
    Repeater Tech

  13. IF Amplifier Oscillation Issues in Homebrew Superhet Receiver

    Jennifer Adams,
    • 2 replies
    • 495 views
    Robert Miller

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

    Lisa Wang,
    • 1 reply
    • 165 views
    Lisa Wang

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

    Amanda Moore,
    • 1 reply
    • 122 views
    John Johnson

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

    Michael Moore99,
    • 1 reply
    • 155 views
    Jennifer Davis

  17. Si5351A VFO Frequency Stability in Portable QRP Applications

    Packet Radio,
    • 0 replies
    • 182 views
    Packet Radio

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

    Maria Rodriguez,
    • 1 reply
    • 141 views
    Maria Rodriguez

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

    John Williams,
    • 1 reply
    • 162 views
    John Williams

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

    The DXer,
    • 1 reply
    • 202 views
    Ham Fan

  21. finally got my direct conversion receiver working, sort of

    James Park,
    • 1 reply
    • 193 views
    Carlos Mendoza

  22. first scratch-built superhet — got audio but something's off with the IF stage

    Sarah Kim,
    • 1 reply
    • 180 views
    Amanda Johnson

  23. built my first direct conversion receiver and something is definitely off

    Robert Miller,
    • 1 reply
    • 173 views
    Brian Taylor

  24. built my first direct conversion receiver and its picking up everything except what i want

    John Anderson78,
    • 1 reply
    • 110 views
    Jessica Davis

  25. built my first direct conversion receiver — thing actually works but I have questions

    Lisa Rodriguez91,
    • 1 reply
    • 194 views
    David Brown

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

    Jennifer Williams,
    • 1 reply
    • 97 views
    Frank Williams

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