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☀ Solar
SFI 128
SN 73
A 6
K 2 Quiet
X-Ray B6.7
Wind 396.9 km/s
Aurora 2
Updated 06:00 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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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 RSP1A vs just using a cheap RTL-SDR dongle — is it actually worth it

    Digital Mode,
    • 1 reply
    • 220 views
    Amanda Davis

  2. SDRplay RSP1A vs just getting a HackRF — worth the price difference?

    Robert Martinez,
    • 1 reply
    • 95 views
    CW Whisperer

  3. SDRplay RSP1A vs just running a cheap RTL-SDR dongle — actually worth the price difference?

    James Thompson,
    • 1 reply
    • 116 views
    Tower Climber

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

    John Johnson,
    • 1 reply
    • 124 views
    Ham Fan

  5. RTL-SDR vs SDRplay for general listening and some decoding stuff

    Stephanie Clark,
    • 1 reply
    • 131 views
    Amanda Taylor

  7. RTL-SDR V4 bias tee noise issues with LNA - need configuration help

    Michael Stevens,
    • 2 replies
    • 1k views
    Brazil Ham

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

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

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

    Sarah Martinez,
    • 1 reply
    • 124 views
    Jennifer Rodriguez

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

    Gregory Adams,
    • 1 reply
    • 38 views
    Jessica Davis

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

    Christopher Lopez,
    • 1 reply
    • 79 views
    Michael Rodriguez

  13. SDRplay RSP1A vs HackRF One for VHF/UHF weak signal work

    Ham Fan,
    • 2 replies
    • 1.3k views
    DX Lover

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

    David Wilson59,
    • 1 reply
    • 57 views
    Sarah Kim

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

    Bob Martinez,
    • 1 reply
    • 70 views
    Kenneth Lopez

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

    Robert Taylor32,
    • 1 reply
    • 165 views
    Steve Martinez

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

    Robert Miller,
    • 1 reply
    • 106 views
    Robert Miller

  19. RTL-SDR vs SDRplay for general listening / HF with upconverter

    Tom Wilson,
    • 1 reply
    • 97 views
    Jessica Taylor

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

    Patricia Garcia,
    • 2 replies
    • 523 views
    Emily Davis

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

    Dave Patterson,
    • 1 reply
    • 95 views
    James Davis

  22. GNU Radio 4.0 RC1 released - major improvements for SDR development

    Carlos Santos,
    • 2 replies
    • 298 views
    Rachel Green

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

    Michael Brown,
    • 1 reply
    • 64 views
    Michael Brown

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

    Ashley Wilson,
    • 1 reply
    • 52 views
    Emily Wilson

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

    Ashley Miller,
    • 1 reply
    • 131 views
    Sarah Williams

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

    Robert Martinez,
    • 1 reply
    • 137 views
    HF Hunter

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

    Ashley Miller,
    • 1 reply
    • 94 views
    Ashley Wilson95

  29. hackrf vs rtlsdr sensitivity question

    Jessica Wilson,
    • 1 reply
    • 206 views
    James Wilson

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