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
0 Replies
263 Views
Last post July 21, 2024, 1714 UTC
by Ray Lalleu
1 Replies
362 Views
Last post December 02, 2024, 1830 UTC
by Alex BLR
1 Replies
486 Views
Last post April 05, 2024, 1815 UTC
by Benoit LEVEQUE
0 Replies
231 Views
Last post December 15, 2024, 1800 UTC
by Ray Lalleu
1 Replies
446 Views
Last post February 24, 2024, 1809 UTC
by n2avh
2 Replies
417 Views
Last post March 29, 2024, 2038 UTC
by kris
1 Replies
330 Views
Last post May 17, 2024, 2051 UTC
by kris
3 Replies
479 Views
Last post May 12, 2024, 2056 UTC
by kris
1 Replies
404 Views
Last post September 15, 2024, 2247 UTC
by StephanJK
0 Replies
266 Views
Last post May 15, 2024, 1929 UTC
by Ray Lalleu
0 Replies
288 Views
Last post March 01, 2024, 1934 UTC
by Ray Lalleu
1 Replies
324 Views
Last post May 10, 2024, 2012 UTC
by Ray Lalleu
0 Replies
287 Views
Last post March 09, 2024, 1942 UTC
by Ray Lalleu
1 Replies
378 Views
Last post July 14, 2024, 1953 UTC
by Grey Fox
1 Replies
385 Views
Last post May 13, 2024, 2122 UTC
by kris
0 Replies
271 Views
Last post August 11, 2024, 1953 UTC
by Ray Lalleu
0 Replies
272 Views
Last post March 05, 2024, 1952 UTC
by Ray Lalleu
2 Replies
685 Views
Last post June 15, 2025, 2207 UTC
by kris
2 Replies
595 Views
Last post March 12, 2024, 2048 UTC
by Fisherman
0 Replies
295 Views
Last post July 23, 2024, 2039 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 T-Shirt
by MitchellTimeDesigns