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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
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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. crystal filter for my homebrew 40m receiver — worth the hassle?

    Jessica Williams,
    • 1 reply
    • 90 views
    Amanda Garcia

  2. built a 40m CW transmitter from scratch — few weird issues

    James Williams,
    • 1 reply
    • 97 views
    James Williams

  3. finally built a direct conversion receiver for 40m, few questions

    Ashley Johnson24,
    • 1 reply
    • 126 views
    Michael Thompson

  4. first homebrew receiver attempt — getting weird birdies everywhere

    Robert Moore66,
    • 1 reply
    • 84 views
    Michael O'Connor

  5. first homebrew SSB transmitter — getting some weird audio feedback in the mic chain

    Michael Williams,
    • 1 reply
    • 91 views
    Rebecca Martinez

  6. finally built my first regen receiver — some questions about regeneration control

    Repeater Tech,
    • 1 reply
    • 131 views
    Robert Kowalski

  7. first crystal radio to superhet — did i bite off more than i can chew

    Jennifer Liu,
    • 1 reply
    • 106 views
    Tom Anderson

  8. built a 40m direct conversion receiver from scratch — getting a weird hum I cant track down

    Emily Davis22,
    • 1 reply
    • 123 views
    Michael Miller90

  9. finally got my 40m direct conversion rx working but theres a weird hum i cant shake

    Sarah Kim,
    • 1 reply
    • 123 views
    Jessica Johnson

  11. built a 40m direct conversion receiver, getting some weird audio issues

    Jennifer Martinez,
    • 1 reply
    • 136 views
    Jennifer Martinez

  12. first scratch-built receiver actually pulled in something tonight

    David Williams95,
    • 1 reply
    • 153 views
    Ashley Miller

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

    Nancy White,
    • 1 reply
    • 131 views
    Nancy White

  14. first attempt at a direct conversion receiver — got audio but its really noisy

    Michael Miller,
    • 1 reply
    • 160 views
    QRP Master

  15. finally got my 40m direct conversion rx working but audio is really noisy

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

  16. finally built my first crystal radio — well sort of

    Maria Rodriguez,
    • 1 reply
    • 119 views
    Ashley Anderson

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

    Robert Johnson52,
    • 1 reply
    • 171 views
    David Johnson

  18. built my first direct conversion receiver and its... mostly working?

    Susan Johnson,
    • 1 reply
    • 165 views
    Jessica Johnson

  19. 40m Direct Conversion Receiver - Si5351 VFO noise issues

    James Moore,
    • 2 replies
    • 375 views
    Emily Zhang

  20. finally got my 40m direct conversion receiver working but the audio is really muddy

    David Thomas,
    • 1 reply
    • 134 views
    John Patterson

  21. finally getting somewhere with my direct conversion receiver build

    James Taylor,
    • 1 reply
    • 161 views
    James Taylor

  22. Homebrew SSB Transceiver Build - 7 MHz Progress Report

    Radio Geek,
    • 2 replies
    • 277 views
    Carol White

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

    Steven Wright,
    • 1 reply
    • 186 views
    Amanda Clark

  24. finally got my 40m transmitter breadboarded but the output is weird

    David Chen,
    • 1 reply
    • 129 views
    David Chen

  25. finally got my ugly construction 40m receiver kinda working but RF stage is a mess

    Priya Patel,
    • 1 reply
    • 133 views
    Emily Thomas74

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

    Angela Washington,
    • 1 reply
    • 187 views
    James Wilson94

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