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 125
SN 85
A 7
K 2 Quiet
X-Ray C2.3
Wind 414.1 km/s
Aurora 2
Updated 23:30 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
_
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

Homebrew Radio Projects

Discuss homebrew transmitters, receivers, kits, custom circuits, parts choices, and amateur radio builds.

  1. first transmitter build going okay but output stage is giving me headaches

    Susan Johnson,
    • 1 reply
    • 18 views
    Susan Johnson

  2. finally got my 40m direct conversion rx working but the audio is driving me nuts

    Robert Taylor32,
    • 1 reply
    • 28 views
    Rachel Williams

  3. finally got my 40m direct conversion RX working but audio is terrible

    Sarah Mitchell94,
    • 1 reply
    • 47 views
    Jennifer Smith

  4. first attempt at a QRP transmitter — got signal but something's off

    Contest Fan,
    • 1 reply
    • 34 views
    Michael Johnson

  5. finally got my direct conversion receiver working but the audio is a mess

    Nicole Larsen,
    • 1 reply
    • 40 views
    Rajesh Patel

  7. finally built a direct conversion receiver for 40m — few questions about the LO leakage

    Robert Johnson52,
    • 1 reply
    • 74 views
    Robert Johnson52

  8. finally got my ugly construction 40m receiver working but the audio is kind of rough

    Emily Wilson37,
    • 1 reply
    • 72 views
    John Williams

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.