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
285 Views
Last post April 19, 2023, 2004 UTC
by Ray Lalleu
0 Replies
290 Views
Last post April 14, 2023, 1930 UTC
by Ray Lalleu
2 Replies
276 Views
Last post December 03, 2023, 1144 UTC
by europirate
0 Replies
260 Views
Last post February 26, 2023, 1700 UTC
by Ray Lalleu
2 Replies
379 Views
Last post February 04, 2023, 1708 UTC
by Shortwave_Listener
0 Replies
181 Views
Last post March 03, 2024, 1111 UTC
by europirate
2 Replies
389 Views
Last post December 30, 2023, 1536 UTC
by Fisherman
0 Replies
238 Views
Last post January 14, 2023, 1610 UTC
by Ray Lalleu
0 Replies
260 Views
Last post December 23, 2023, 1623 UTC
by europirate
1 Replies
328 Views
Last post January 13, 2024, 1657 UTC
by RainBrandy
2 Replies
308 Views
Last post May 05, 2023, 1915 UTC
by Ray Lalleu
0 Replies
222 Views
Last post August 20, 2024, 1933 UTC
by FOX
2 Replies
375 Views
Last post June 08, 2024, 1426 UTC
by Benoit LEVEQUE
0 Replies
320 Views
Last post December 23, 2023, 1217 UTC
by europirate
1 Replies
241 Views
Last post May 01, 2023, 2001 UTC
by dxace1
2 Replies
306 Views
Last post April 07, 2024, 1638 UTC
by europirate
0 Replies
396 Views
Last post July 13, 2021, 1743 UTC
by Bali_Frank
2 Replies
305 Views
Last post March 16, 2024, 1534 UTC
by Fisherman
2 Replies
512 Views
Last post July 20, 2021, 1946 UTC
by Bali_Frank
0 Replies
187 Views
Last post February 25, 2024, 1544 UTC
by Ray Lalleu

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns