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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
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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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SDR Software & Tools

Explore SDR software, waterfall displays, decoding tools, spectrum analysis, and computer-based radio operation.

  1. SDRplay RSPdx vs HackRF for general HF listening — worth the price difference?

    Rag Chewer,
    • 1 reply
    • 12 views
    Kevin Park

  2. SDRplay RSP1A vs HackRF for general monitoring — worth the price difference?

    Gary Yamamoto,
    • 1 reply
    • 48 views
    Steven Kumar

  3. SDRplay RSP1B vs just using an RTL-SDR for HF — worth the price difference?

    Michael Johnson,
    • 1 reply
    • 25 views
    Maria Chen

  4. SDRplay RSP1A vs HackRF for general monitoring — worth the price difference?

    Linda Johnson,
    • 1 reply
    • 20 views
    Sarah Wilson93

  5. SDRplay RSP1A vs just using an RTL-SDR for general monitoring — worth the price difference?

    John Johnson,
    • 1 reply
    • 49 views
    Karen Walker

  7. SDRplay RSPdx vs HackRF for general HF listening — worth the price difference?

    Sarah Martinez,
    • 1 reply
    • 48 views
    Jennifer Rodriguez

  8. RTL-SDR v3 vs SDRplay RSP1C — worth the price difference for HF?

    Gregory Adams,
    • 1 reply
    • 11 views
    Jessica Davis

  9. RTL-SDR vs SDRplay for general HF listening — worth the price difference?

    Maria Santos,
    • 1 reply
    • 37 views
    Catherine O'Brien

  10. RTL-SDR vs SDRplay for general HF listening — worth the price difference?

    Christopher Lopez,
    • 1 reply
    • 34 views
    Michael Rodriguez

  11. SDRplay RSP1A vs just using a cheap RTL-SDR dongle — is it actually worth it

    Digital Mode,
    • 1 reply
    • 157 views
    Digital Mode

  13. SDRplay RSP1B vs just sticking with RTL-SDR for HF listening — worth the upgrade?

    David Wilson59,
    • 1 reply
    • 23 views
    Sarah Kim

  14. RTL-SDR v3 vs SDRplay RSP1B — worth the price jump for HF?

    Bob Martinez,
    • 1 reply
    • 15 views
    Kenneth Lopez

  15. RTL-SDR vs HackRF One - Bandwidth and Processing Overhead Observations

    Patricia Garcia,
    • 2 replies
    • 450 views
    Emily Davis

  16. RTL-SDR vs SDRplay for general HF listening — worth the price jump?

    Michael Brown,
    • 1 reply
    • 15 views
    Repeater Tech

  17. RTL-SDR vs SDRplay for just listening around — worth the price difference?

    Ashley Wilson,
    • 1 reply
    • 12 views
    Emily Wilson

  19. SDRplay RSP1B vs just sticking with RTL-SDR for general listening

    Jennifer Liu,
    • 1 reply
    • 49 views
    Amanda Wright

  20. SDRplay RSP1B vs just using the HackRF for general monitoring — worth the price diff?

    Ashley Miller,
    • 1 reply
    • 91 views
    Sarah Williams

  21. SDRplay RSP1A vs HackRF for general HF monitoring — worth the price difference?

    Dave Patterson,
    • 1 reply
    • 44 views
    Lisa Rodriguez91

  22. SDRplay RSP1A vs HackRF for general monitoring — worth the price diff?

    Ashley Miller,
    • 1 reply
    • 47 views
    Ashley Miller

  23. HackRF One vs RTL-SDR V3 receive performance - disappointing results

    Gary Yamamoto,
    • 2 replies
    • 161 views
    Kenneth Davis

  25. SDRplay RSPdx vs HackRF for general HF monitoring — worth the price diff?

    Emily Williams,
    • 1 reply
    • 97 views
    Emily Williams

  26. SDRplay RSP1A vs just using a cheap RTL-SDR dongle — is the upgrade actually worth it

    Kevin Jackson,
    • 1 reply
    • 8 views
    Amanda Moore

  27. SDRplay vs HackRF for general HF monitoring — worth the price diff?

    Michelle Taylor,
    • 1 reply
    • 14 views
    Christopher Lopez

  28. HackRF One frequency range and half-duplex limitations for repeater work

    Carlos Mendoza,
    • 2 replies
    • 178 views
    Rag Chewer

  29. SDRplay RSP1A vs just sticking with RTL-SDR for general HF listening

    John Patterson,
    • 1 reply
    • 9 views
    Mike Johnson

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