We seek to understand and document all radio transmissions, legal and otherwise, as part of the radio listening hobby. We do not encourage any radio operations contrary to regulations. Always consult with the appropriate authorities if you have questions concerning what is permissible in your locale.

Subject / Started by Last post
1 Replies
406 Views
Last post September 17, 2022, 1958 UTC
by TRI International
2 Replies
540 Views
Last post July 24, 2022, 1950 UTC
by kris
2 Replies
576 Views
Last post July 08, 2022, 1730 UTC
by Skipmuck
1 Replies
431 Views
Last post July 31, 2022, 2006 UTC
by Ray Lalleu
0 Replies
290 Views
Last post August 10, 2022, 0711 UTC
by Ray Lalleu
5 Replies
908 Views
Last post September 12, 2021, 2056 UTC
by RainBrandy
2 Replies
537 Views
Last post February 27, 2022, 0949 UTC
by Bali_Frank
1 Replies
307 Views
Last post August 21, 2022, 0918 UTC
by Ray Lalleu
0 Replies
324 Views
Last post July 31, 2022, 1249 UTC
by kris
1 Replies
502 Views
Last post May 15, 2022, 2043 UTC
by Grey Fox
0 Replies
381 Views
Last post May 14, 2022, 1939 UTC
by Ray Lalleu
0 Replies
363 Views
Last post June 20, 2022, 2043 UTC
by Ray Lalleu
0 Replies
394 Views
Last post March 06, 2022, 1947 UTC
by Ray Lalleu
0 Replies
378 Views
Last post June 12, 2022, 2143 UTC
by Ray Lalleu
0 Replies
356 Views
Last post June 18, 2022, 1936 UTC
by Ray Lalleu
1 Replies
456 Views
Last post June 22, 2022, 1856 UTC
by SWreflection
0 Replies
368 Views
Last post March 09, 2022, 1832 UTC
by Ray Lalleu
1 Replies
561 Views
Last post March 11, 2022, 1540 UTC
by Mad Radio DXer UK
0 Replies
356 Views
Last post June 24, 2022, 1226 UTC
by Ray Lalleu
2 Replies
456 Views
Last post June 04, 2022, 1544 UTC
by Shortwave_Listener

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground Garden Flag
by MitchellTimeDesigns