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
407 Views
Last post October 24, 2023, 0857 UTC
by kris
0 Replies
262 Views
Last post January 28, 2024, 0715 UTC
by Ray Lalleu
0 Replies
194 Views
Last post March 03, 2024, 0717 UTC
by Ray Lalleu
0 Replies
194 Views
Last post November 12, 2023, 0732 UTC
by Ray Lalleu
1 Replies
268 Views
Last post January 07, 2024, 0735 UTC
by RobRich
0 Replies
360 Views
Last post February 02, 2024, 0758 UTC
by kris
2 Replies
354 Views
Last post December 03, 2024, 0958 UTC
by MI0YCK
2 Replies
481 Views
Last post December 21, 2022, 1612 UTC
by Ray Lalleu
1 Replies
284 Views
Last post March 01, 2023, 1353 UTC
by Ray Lalleu
0 Replies
305 Views
Last post February 01, 2023, 1116 UTC
by StephanJK
1 Replies
304 Views
Last post May 17, 2023, 1714 UTC
by Ray Lalleu
0 Replies
276 Views
Last post October 10, 2024, 1142 UTC
by TRI International
1 Replies
323 Views
Last post April 25, 2023, 1643 UTC
by Ray Lalleu
1 Replies
357 Views
Last post May 02, 2023, 1847 UTC
by Ray Lalleu
1 Replies
271 Views
Last post August 18, 2023, 0951 UTC
by kris
0 Replies
200 Views
Last post September 01, 2023, 1648 UTC
by Ray Lalleu
1 Replies
218 Views
Last post September 03, 2023, 0148 UTC
by N2MLP
1 Replies
261 Views
Last post June 01, 2023, 2007 UTC
by Ray Lalleu
1 Replies
283 Views
Last post August 27, 2023, 2032 UTC
by N2MLP
0 Replies
223 Views
Last post May 31, 2023, 1916 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