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☀ Solar
SFI 128
SN 73
A 6
K 1 Quiet
X-Ray B8.2
Wind 391.0 km/s
Aurora 3
Updated 01:30 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. crystal oscillator keeps drifting on my 40m cw rig

    Mark Thomas,
    • 1 reply
    • 210 views
    Mark Thomas

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

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

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

    Carol Davis,
    • 1 reply
    • 99 views
    Carol Davis

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

    Dave Patterson,
    • 1 reply
    • 73 views
    Dave Patterson

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

    DX Hunter,
    • 1 reply
    • 94 views
    John Taylor

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

    Steven Kumar,
    • 1 reply
    • 78 views
    David Johnson45

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

    Mark Thomas,
    • 1 reply
    • 132 views
    Mark Thomas

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

    Radio Geek,
    • 1 reply
    • 108 views
    Radio Geek

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

    Nicole Martin,
    • 1 reply
    • 106 views
    Gregory Smith

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

    Emily Wilson,
    • 1 reply
    • 115 views
    Angela Washington

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

    Jennifer Walsh53,
    • 1 reply
    • 114 views
    Northern Ham

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

    James Thompson,
    • 1 reply
    • 105 views
    Steve Johnson

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

    Christopher Lopez,
    • 1 reply
    • 94 views
    Jessica Wilson66

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

    HF Hunter,
    • 1 reply
    • 89 views
    Ham Fan

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

    Mark Thomas,
    • 1 reply
    • 72 views
    Brian Mitchell

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

    Morse Coder,
    • 2 replies
    • 440 views
    DX Dude

  20. 40m Superhet Receiver Questions - IF alignment troubles

    Emily Thomas,
    • 2 replies
    • 201 views
    John Anderson78

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

    Angela Davis,
    • 1 reply
    • 57 views
    John Wilson

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

    Diana Patel,
    • 1 reply
    • 58 views
    Robert Johnson

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

    Carlos Santos,
    • 2 replies
    • 227 views
    Tom Bradley

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

    Jessica Taylor,
    • 1 reply
    • 136 views
    Mark Taylor

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

    Patricia Garcia,
    • 1 reply
    • 96 views
    Patricia Garcia

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

    John Williams,
    • 1 reply
    • 88 views
    John Williams

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

    Sarah Thomas,
    • 1 reply
    • 104 views
    John Johnson

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

    Dave Parker,
    • 1 reply
    • 63 views
    Dave Parker

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