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☀ Solar
SFI 121
SN 99
A 11
K 3 Unsettled
X-Ray C2.4
Wind 432.2 km/s
Aurora 4
Updated 08:30 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
Recent spots —
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Ready — select a band to fetch live spots

SDR Software & Tools

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

  1. RTL-SDR vs SDRplay for general HF monitoring, worth the price difference?

    Robert Martinez,
    • 1 reply
    • 196 views
    HF Hunter

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

    Ashley Miller,
    • 1 reply
    • 166 views
    Ashley Wilson95

  3. hackrf vs rtlsdr sensitivity question

    Jessica Wilson,
    • 1 reply
    • 284 views
    James Wilson

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

    Jennifer Liu,
    • 1 reply
    • 162 views
    Jennifer Liu

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

    Carlos Mendoza,
    • 2 replies
    • 535 views
    John Mitchell

  6. SDRplay vs HackRF for general monitoring / sat stuff

    Tom Anderson,
    • 1 reply
    • 190 views
    Emily Davis71

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

    Gary Yamamoto,
    • 2 replies
    • 445 views
    Rachel Johnson

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

    Mark Thomas,
    • 1 reply
    • 117 views
    Mark Thomas

  9. HackRF One vs RTL-SDR Blog V4 for satellite work - real world comparison

    Angela Davis,
    • 2 replies
    • 330 views
    Sarah Taylor

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

    Emily Williams,
    • 1 reply
    • 203 views
    Emily Williams

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

    Kevin Jackson,
    • 1 reply
    • 146 views
    Amanda Moore

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

    John Patterson,
    • 1 reply
    • 178 views
    Paul Jackson

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

    Michelle Taylor,
    • 1 reply
    • 126 views
    John Wilson

  15. SDRplay RSP1A vs HackRF for general monitoring, worth the price diff?

    Robert Mitchell,
    • 1 reply
    • 172 views
    James Wilson46

  16. SDRplay RSP1B vs just sticking with rtl-sdr for HF — worth the upgrade?

    Stephanie Chang,
    • 1 reply
    • 199 views
    Emily Davis

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