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 August 13, 2022, 1229 UTC
by ~SIGINT~
0 Replies
137 Views
Last post July 28, 2023, 0459 UTC
by ~SIGINT~
0 Replies
237 Views
Last post April 12, 2023, 1426 UTC
by ~SIGINT~
0 Replies
141 Views
Last post July 28, 2023, 0448 UTC
by ~SIGINT~
1 Replies
344 Views
Last post April 08, 2024, 1448 UTC
by ~SIGINT~
0 Replies
211 Views
Last post January 21, 2023, 1321 UTC
by ~SIGINT~
1 Replies
173 Views
Last post July 29, 2023, 0333 UTC
by ~SIGINT~
2 Replies
245 Views
Last post July 28, 2023, 1559 UTC
by ~SIGINT~
2 Replies
262 Views
Last post March 23, 2023, 2223 UTC
by Shortwave_Listener
1 Replies
182 Views
Last post July 28, 2023, 1234 UTC
by kris
1 Replies
298 Views
Last post February 21, 2023, 1438 UTC
by East Troy Don
1 Replies
266 Views
Last post April 12, 2023, 1242 UTC
by ~SIGINT~
2 Replies
319 Views
Last post June 16, 2023, 2347 UTC
by ~SIGINT~
0 Replies
188 Views
Last post January 19, 2023, 1403 UTC
by ~SIGINT~
0 Replies
349 Views
Last post May 14, 2022, 0405 UTC
by ~SIGINT~
0 Replies
357 Views
Last post June 24, 2022, 1312 UTC
by ~SIGINT~
0 Replies
364 Views
Last post March 31, 2022, 0021 UTC
by ~SIGINT~
0 Replies
477 Views
Last post December 05, 2021, 2124 UTC
by ~SIGINT~
0 Replies
258 Views
Last post November 26, 2022, 0404 UTC
by ~SIGINT~
3 Replies
626 Views
Last post February 10, 2022, 0023 UTC
by MDK2

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns