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
284 Views
Last post May 26, 2025, 2009 UTC
by europirate
1 Replies
289 Views
Last post March 11, 2025, 1614 UTC
by Ethernut
4 Replies
297 Views
Last post May 24, 2025, 1837 UTC
by DBullock
3 Replies
305 Views
Last post March 08, 2025, 1815 UTC
by Ray Lalleu
0 Replies
160 Views
Last post April 17, 2025, 1318 UTC
by Alex BLR
1 Replies
340 Views
Last post February 19, 2025, 1529 UTC
by Pascal
3 Replies
332 Views
Last post March 04, 2025, 1438 UTC
by Benoit LEVEQUE
1 Replies
187 Views
Last post May 18, 2025, 2037 UTC
by Ray Lalleu
1 Replies
154 Views
Last post May 18, 2025, 0942 UTC
by Ray Lalleu
1 Replies
283 Views
Last post May 28, 2025, 1820 UTC
by Ray Lalleu
0 Replies
276 Views
Last post May 17, 2025, 1206 UTC
by Alex BLR
2 Replies
226 Views
Last post May 04, 2025, 1411 UTC
by Benoit LEVEQUE
4 Replies
522 Views
Last post May 26, 2025, 2008 UTC
by europirate
0 Replies
205 Views
Last post February 26, 2025, 1702 UTC
by Alex BLR
1 Replies
383 Views
Last post March 11, 2025, 1546 UTC
by Ray Lalleu
0 Replies
124 Views
Last post May 24, 2025, 1744 UTC
by Alex BLR
4 Replies
344 Views
Last post April 30, 2025, 1744 UTC
by Pascal
2 Replies
260 Views
Last post April 19, 2025, 0724 UTC
by Benoit LEVEQUE
1 Replies
218 Views
Last post February 21, 2025, 1855 UTC
by Princo
2 Replies
259 Views
Last post May 10, 2025, 0655 UTC
by Benoit LEVEQUE

 

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