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☀ Solar
SFI 125
SN 85
A 7
K 2 Quiet
X-Ray C2.1
Wind 433.1 km/s
Aurora 2
Updated 22:30 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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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. finally got my 40m direct conversion rx working but audio is really noisy

    Amanda Anderson50,
    • 1 reply
    • 32 views
    Catherine O'Brien

  2. finally getting somewhere with my direct conversion receiver build

    James Taylor,
    • 1 reply
    • 64 views
    Jessica Wilson66

  3. my first homebrew direct conversion receiver — got it working but something's off

    Steven Wright,
    • 1 reply
    • 92 views
    Amanda Clark

  4. first crack at a direct conversion receiver for 40m — few questions

    Robert Johnson52,
    • 1 reply
    • 74 views
    David Johnson

  5. 40m Direct Conversion Receiver - Si5351 VFO noise issues

    James Moore,
    • 2 replies
    • 164 views
    Emily Zhang

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

    Rachel Johnson,
    • 1 reply
    • 41 views
    Andrew Jackson

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

    Sarah Mitchell,
    • 1 reply
    • 54 views
    Steven Clark

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

    Angela Washington,
    • 1 reply
    • 84 views
    Jessica Wilson

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

    Michael Brown,
    • 1 reply
    • 92 views
    QRP Guy

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

    Christopher Davis,
    • 1 reply
    • 82 views
    Patricia Lee

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

    Amanda Wright,
    • 1 reply
    • 87 views
    Stephanie Clark

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

    Ashley Johnson,
    • 1 reply
    • 84 views
    Michael Miller

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

    Ashley Johnson24,
    • 2 replies
    • 164 views
    Maria Garcia

  16. 40M QRP Transceiver Receiver Sensitivity Issues After PA Modification

    Carlos Mendez,
    • 2 replies
    • 205 views
    Repeater Tech

  17. IF Amplifier Oscillation Issues in Homebrew Superhet Receiver

    Jennifer Adams,
    • 2 replies
    • 327 views
    Robert Miller

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

    James Park,
    • 1 reply
    • 56 views
    Carlos Mendoza

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

    Robert Miller,
    • 1 reply
    • 39 views
    Brian Taylor

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

    Lisa Rodriguez91,
    • 1 reply
    • 43 views
    David Brown

  22. crystal oscillator keeps drifting on my 40m cw rig

    Mark Thomas,
    • 1 reply
    • 154 views
    Mark Thomas

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

    John Anderson78,
    • 1 reply
    • 23 views
    Jessica Davis

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

    Sarah Kim,
    • 1 reply
    • 70 views
    Sarah Kim

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

    Carol Davis,
    • 1 reply
    • 31 views
    Carol Davis

  27. finally built my first regen receiver — some questions about the tickler coil

    Steven Kumar,
    • 1 reply
    • 39 views
    David Johnson45

  28. finally built my first crystal radio but getting some weird oscillation thing

    Mark Thomas,
    • 1 reply
    • 85 views
    Mark Thomas

  29. finally built my first direct conversion receiver — some weirdness with audio

    Radio Geek,
    • 1 reply
    • 60 views
    Sarah Garcia

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