Skip to content
View in the app

A better way to browse. Learn more.
Ham Radio Base -Powered By Ham CQ DX

A full-screen app on your home screen with push notifications, badges and more.

To install this app on iOS and iPadOS
  1. Tap the Share icon in Safari
  2. Scroll the menu and tap Add to Home Screen.
  3. Tap Add in the top-right corner.
To install this app on Android
  1. Tap the 3-dot menu (⋮) in the top-right corner of the browser.
  2. Tap Add to Home screen or Install app.
  3. Confirm by tapping Install.
☀ Solar
SFI 128
SN 73
A 6
K 1 Quiet
X-Ray C2.2
Wind 403.6 km/s
Aurora 2
Updated 23:00 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
_
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

QRP (Low Power Operation)

Discuss QRP radios, efficient antennas, low power contacts, field setups, and making the most of small stations.

  1. finally built my first QRP rig and took it out to the park — some thoughts

    James Taylor,
    • 1 reply
    • 83 views
    James Brown

  2. finally built my first QRP rig from a kit, few questions

    Michelle Taylor,
    • 1 reply
    • 95 views
    Patricia Davis

  3. finally built my first QRP rig and took it out to the park — some thoughts

    Brian Taylor,
    • 1 reply
    • 91 views
    Robert Williams

  4. EFHW transformer cores - stacked vs single for QRP efficiency

    Robert Moore,
    • 2 replies
    • 187 views
    Linda Hayes

  5. finally built my first QRP rig from a kit — some thoughts after a few weeks

    Sarah Anderson,
    • 1 reply
    • 47 views
    Robert Taylor83

  7. first qrp build finally working - some questions about efficiency

    Jessica Thomas,
    • 1 reply
    • 72 views
    Sarah Mitchell

  8. first qrp build went better than expected — some questions though

    Robert Kowalski,
    • 1 reply
    • 113 views
    Packet Radio

  9. first qrp build went better than expected, few questions though

    Patricia Garcia,
    • 1 reply
    • 73 views
    David Thompson

  10. finally built my first qrp rig and took it out this weekend

    Antenna Guy,
    • 1 reply
    • 63 views
    Michael Johnson

  11. first real QRP contact today — kinda hooked now

    Elizabeth Patel,
    • 1 reply
    • 47 views
    Tower Climber

  13. finally built my first qrp rig from a kit — some thoughts after a few weeks

    Daniel Taylor,
    • 1 reply
    • 92 views
    Bob Martinez

  14. finally built my first QRP rig from a kit and took it out this weekend

    Karen Williams,
    • 1 reply
    • 88 views
    Karen Williams

  15. finally built my first QRP rig and took it out to the park — some thoughts

    Emily Taylor,
    • 1 reply
    • 96 views
    Bob Williams

  16. finally tried QRP portable last weekend, some questions

    Linda Thompson,
    • 1 reply
    • 124 views
    Christine Lee

  17. finally built my first QRP rig from a kit — some thoughts

    Brian Mitchell,
    • 1 reply
    • 73 views
    John Williams99

  19. finally built my first QRP rig from a kit — some thoughts

    Michael Rodriguez,
    • 1 reply
    • 73 views
    Sarah Wilson13

  20. finally built my first QRP rig and took it to the park - some thoughts

    Michael Torres,
    • 1 reply
    • 42 views
    David Anderson74

  21. built my first QRP rig from a kit and honestly not sure what i expected

    Michael Moore,
    • 1 reply
    • 62 views
    David Wilson59

  22. finally tried QRP portable this weekend, few questions

    Diana Patel,
    • 1 reply
    • 96 views
    Mark Stevens

  23. first qrp build went better than expected, few questions though

    Jessica Moore,
    • 1 reply
    • 136 views
    Frank Nakamura

  25. finally built my first QRP rig and took it to the park — some thoughts

    David Chen,
    • 1 reply
    • 109 views
    Brian Harris

  26. finally built my first QRP rig and took it out this weekend

    David Anderson,
    • 1 reply
    • 47 views
    Jennifer Smith

  27. finally built my first QRP rig and took it to the park — some thoughts

    Nancy White,
    • 1 reply
    • 99 views
    James Davis67

  28. first QRP build attempt — wondering if my efficiency numbers are even realistic

    Sarah Moore28,
    • 1 reply
    • 83 views
    Sarah Moore28

  29. first QRP build went better than expected, few questions though

    Kenneth Davis,
    • 1 reply
    • 57 views
    Rachel Kim

Affiliate Disclosure: As an Amazon Associate, Ham Radio Base earns from qualifying purchases. Some links throughout this website may be affiliate links. If you purchase a product through one of these links, we may earn a commission at no additional cost to you. Your support helps us continue creating free articles, tutorials, reviews, and resources for the amateur radio community. N0TLB © Ham Radio Base - Powered by the Ham CQ DX Community. All rights reserved.

Account

Navigation

Search

Search

Configure browser push notifications
Chrome (Android)
  1. Tap the lock icon next to the address bar.
  2. Tap Permissions → Notifications.
  3. Adjust your preference.
Chrome (Desktop)
  1. Click the padlock icon in the address bar.
  2. Select Site settings.
  3. Find Notifications and adjust your preference.