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☀ Solar
SFI 128
SN 73
A 6
K 1 Quiet
X-Ray B9.3
Wind 401.6 km/s
Aurora 2
Updated 00:00 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

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Live DX spots
Live DX Spots — 70cm via PSKReporter · scroll or pinch to zoom
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HF Antennas

Discuss HF antenna design, tuning, and performance for amateur radio long-distance communication.

  1. 20M Vertical Dipole vs Quarter-Wave Radial System - Performance Comparison

    Carlos Gutierrez,
    • 2 replies
    • 244 views
    James Anderson

  2. 40M dipole showing SWR issues on band edges - help with tuning?

    Andrew Martinez,
    • 2 replies
    • 215 views
    Jennifer Walsh53

  3. Vertical antenna radial system performance comparison - elevated vs ground mounted

    Susan Clark,
    • 2 replies
    • 291 views
    Michael Miller90

  4. Ground radial system performance: 16 radials vs 32 radials on 40m vertical

    Sarah Chen,
    • 2 replies
    • 623 views
    Michael Thompson

  5. wire dipole vs vertical for 40m — is the vertical really worth the hassle

    Microwave Guy,
    • 1 reply
    • 86 views
    Amanda Johnson64

  7. Hairpin matching for 20m 3-element Yagi - impedance transformation issues

    Nicole Larsen,
    • 2 replies
    • 168 views
    Emily Rodriguez

  8. dipole vs vertical for 40m — am i overthinking this

    Michael Moore,
    • 1 reply
    • 128 views
    Steve Martinez

  9. 40m dipole vs vertical for a small suburban lot — am i overthinking this

    Ashley Johnson24,
    • 1 reply
    • 160 views
    Mike Thompson

  10. dipole vs vertical for 40m — is the height difference really that big a deal

    Amanda Jackson,
    • 1 reply
    • 66 views
    James Rodriguez

  11. dipole vs vertical for 40m — am i overthinking this

    Linda Wilson,
    • 1 reply
    • 69 views
    Contest Fan

  13. inverted V vs straight dipole for 40m — actually worth the difference?

    Jessica Wilson,
    • 1 reply
    • 87 views
    Dave Thompson

  14. dipole vs vertical for 40m — is the height thing really that big a deal

    Sarah Garcia,
    • 1 reply
    • 119 views
    Steve Martinez

  15. dipole vs vertical for 40m — am i overthinking this

    Packet Radio,
    • 1 reply
    • 46 views
    Carlos Martinez

  16. Yagi element diameter effect on tuning - scaling 6M design to 10M

    Antenna Guy,
    • 2 replies
    • 232 views
    Diana Washington

  17. 40m dipole vs vertical — which actually performs better at low angles

    Kevin O'Connor,
    • 1 reply
    • 37 views
    Emily Johnson

  19. wire dipole vs vertical for 40m — am i overthinking this

    Ashley Johnson24,
    • 1 reply
    • 137 views
    Ashley Johnson24

  20. 40m dipole vs vertical - am i overthinking this

    Daniel Rodriguez,
    • 1 reply
    • 113 views
    Daniel Rodriguez

  21. dipole vs vertical for 40m — can't decide and my yard isn't helping

    John Williams99,
    • 1 reply
    • 74 views
    Karen Lewis

  22. dipole vs vertical for 40m — which one actually performs better in a small backyard

    Lisa Park,
    • 1 reply
    • 121 views
    Gregory Smith

  23. inverted V vs flat top dipole — worth the hassle of getting it flat?

    CW Operator,
    • 1 reply
    • 198 views
    David Chen

  25. dipole vs vertical for 40m — am i overthinking this

    Jessica Thomas,
    • 1 reply
    • 79 views
    Amanda Davis

  26. inverted V vs flat top dipole for 40m — actually worth the hassle?

    Bob Wilson,
    • 1 reply
    • 76 views
    Priya Patel

  27. dipole vs vertical for 40m — am i overthinking this

    Microwave Guy,
    • 1 reply
    • 59 views
    Angela Turner

  28. dipole vs vertical for 40m — which is actually worth the hassle

    Christopher Lee,
    • 1 reply
    • 83 views
    Nicole Martin

  29. 40m dipole vs vertical - trying to decide what to put up first

    Tom Anderson,
    • 1 reply
    • 92 views
    Brian Harris

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