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☀ Solar
SFI 121
SN 99
A 11
K 3 Unsettled
X-Ray B8.6
Wind 423.4 km/s
Aurora 4
Updated 11:30 UTC HamQSL · N0NBH
Day 80/40m Poor 30/20m Good 17/15m Fair 12/10m Fair
Night 80/40m Fair 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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Homebrew Radio Projects

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

  1. finally built a direct conversion receiver for 40m, few questions about the audio stage

    Carlos Silva,
    • 1 reply
    • 176 views
    David Williams99

  2. first scratch built receiver actually pulling in signals — few questions though

    Karen Thompson,
    • 1 reply
    • 132 views
    David Anderson

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

    Michelle Davis,
    • 1 reply
    • 117 views
    Michelle Davis

  4. first transmitter build going okay but output stage is giving me headaches

    Susan Johnson,
    • 1 reply
    • 139 views
    Susan Johnson

  5. finally got my 40m direct conversion rx working but the audio is driving me nuts

    Robert Taylor32,
    • 1 reply
    • 113 views
    Rachel Williams

  6. finally built a 40m direct conversion receiver — took forever but it works

    Kimberly Brooks,
    • 1 reply
    • 157 views
    Kimberly Brooks

  7. Si5351 VFO stability in QRP transceivers - thermal drift solutions

    Amanda Miller,
    • 2 replies
    • 287 views
    Jennifer Wilson

  8. finally got my 40m direct conversion RX working but audio is terrible

    Sarah Mitchell94,
    • 1 reply
    • 128 views
    Jennifer Smith

  9. first homebrew transmitter — getting weird audio on the output

    Paul Jackson,
    • 1 reply
    • 172 views
    Paul Jackson

  11. finally got my first homebrew receiver working — sort of

    Brian Taylor,
    • 1 reply
    • 133 views
    DX Lover

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

    Robert Johnson52,
    • 1 reply
    • 148 views
    Robert Kim97

  13. finally got my 40m DSB transmitter working but something is off with the carrier suppression

    Rebecca Turner,
    • 1 reply
    • 102 views
    Gary Mitchell

  14. first attempt at a QRP transmitter — got signal but something's off

    Contest Fan,
    • 1 reply
    • 125 views
    Contest Fan

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

    Nicole Larsen,
    • 1 reply
    • 157 views
    Rajesh Patel

  16. finally got my homebrew direct conversion receiver working but the audio is terrible

    Karen Brown,
    • 1 reply
    • 146 views
    Karen Brown

  17. Anyone try building a direct conversion receiver lately?

    Contest Fan,
    • 1 reply
    • 185 views
    Contest Fan

  18. finally got my ugly construction 40m receiver working but the audio is kind of rough

    Emily Wilson37,
    • 1 reply
    • 150 views
    John Williams

  19. finally got my direct conversion receiver working — sorta

    DX Hunter,
    • 1 reply
    • 143 views
    Robert Taylor83

  20. first homebrew receiver kinda working but sensitivity is way off

    Karen Lewis,
    • 1 reply
    • 111 views
    Karen Lewis

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