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☀ Solar
SFI 125
SN 85
A 7
K 2 Quiet
X-Ray C1.9
Wind 445.8 km/s
Aurora 2
Updated 00:30 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
Enter filters above and click Search.
ⓘ 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
Loading map data…
MHz DX Spotter Info
Recent spots —
Select a band above to load spots
Ready — select a band to fetch live spots

Satellite Operation

Discuss amateur radio satellites, portable satellite contacts, antenna tracking, passes, and successful satellite QSOs.

  1. finally tried AO-73 with a handheld yagi, some thoughts

    Karen Johnson,
    • 1 reply
    • 69 views
    Amanda Johnson64

  2. first time trying LEO satellites and i think im doing something wrong with the doppler

    Anna Petrov,
    • 1 reply
    • 44 views
    Jennifer Williams

  3. first time trying LEO birds with a linear transponder — what am I missing

    Sarah Taylor,
    • 1 reply
    • 100 views
    Steve Anderson

  4. first time trying LEO sats with a linear transponder — confused about the doppler thing

    Jennifer Walsh,
    • 1 reply
    • 27 views
    David Rodriguez

  5. first time trying LEO sats with a linear transponder — what am I doing wrong

    Sarah Johnson,
    • 1 reply
    • 34 views
    Jessica Wilson

  7. Understanding Inverting vs Non-Inverting Linear Transponders

    Carlos Santos,
    • 2 replies
    • 129 views
    Robert Taylor83

  8. first time trying linear transponder sats and im confused about the doppler correction

    Emily Rodriguez,
    • 1 reply
    • 18 views
    Emily Rodriguez

  9. first time trying LEO sats with a linear transponder — confused about doppler tuning

    Rebecca Turner,
    • 1 reply
    • 24 views
    Rebecca Turner

  10. SatPC32 vs Gpredict for Linear Transponder Control - Which Handles Doppler Better?

    James Thomas,
    • 2 replies
    • 187 views
    Michael Brown79

  11. Recommendation needed: Best tracking software for multiple linear satellites in 2025

    Mike Rodriguez,
    • 2 replies
    • 584 views
    Mike Rodriguez

  13. first time trying AO-73 with a linear transponder — not sure what im doing wrong

    The DXer,
    • 1 reply
    • 27 views
    Steven Taylor

  14. first time trying LEO linear transponders and im completely lost on the doppler thing

    Michael Barnes,
    • 1 reply
    • 16 views
    David Kim

  15. finally got AO-73 working but my doppler correction is still a mess

    Jessica Miller,
    • 1 reply
    • 94 views
    Jessica Miller89

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