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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. crystal oscillator keeps drifting on my 40m cw rig

    Mark Thomas,
    • 1 reply
    • 275 views
    Mark Thomas

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

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

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

    Carol Davis,
    • 1 reply
    • 142 views
    Carol Davis

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

    Dave Patterson,
    • 1 reply
    • 124 views
    Dave Patterson

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

    DX Hunter,
    • 1 reply
    • 135 views
    John Taylor

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

    Steven Kumar,
    • 1 reply
    • 116 views
    David Johnson45

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

    Mark Thomas,
    • 1 reply
    • 171 views
    Mark Thomas

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

    Radio Geek,
    • 1 reply
    • 190 views
    Radio Geek

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

    Nicole Martin,
    • 1 reply
    • 154 views
    Gregory Smith

  11. finally got my ugly DC receiver working but RF stage is acting weird

    Emily Wilson,
    • 1 reply
    • 163 views
    Angela Washington

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

    Jennifer Walsh53,
    • 1 reply
    • 156 views
    Northern Ham

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

    James Thompson,
    • 1 reply
    • 141 views
    Steve Johnson

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

    Christopher Lopez,
    • 1 reply
    • 137 views
    Jessica Wilson66

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

    HF Hunter,
    • 1 reply
    • 150 views
    Ham Fan

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

    Mark Thomas,
    • 1 reply
    • 122 views
    Brian Mitchell

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

    Morse Coder,
    • 2 replies
    • 497 views
    DX Dude

  18. 40m Superhet Receiver Questions - IF alignment troubles

    Emily Thomas,
    • 2 replies
    • 258 views
    John Anderson78

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

    Angela Davis,
    • 1 reply
    • 90 views
    John Wilson

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

    Diana Patel,
    • 1 reply
    • 93 views
    Robert Johnson

  21. Building a multi-band QRP SSB transceiver - component selection help

    Carlos Santos,
    • 2 replies
    • 293 views
    Tom Bradley

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

    Jessica Taylor,
    • 1 reply
    • 168 views
    Mark Taylor

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

    Patricia Garcia,
    • 1 reply
    • 133 views
    Patricia Garcia

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

    John Williams,
    • 1 reply
    • 131 views
    John Williams

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

    Sarah Thomas,
    • 1 reply
    • 155 views
    John Johnson

  26. finally built my first DC receiver and it actually works??

    Dave Parker,
    • 1 reply
    • 138 views
    Dave Parker

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