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
535 Views
Last post August 11, 2020, 2234 UTC
by PirateSWL
0 Replies
293 Views
Last post November 13, 2022, 1555 UTC
by ChrisSmolinski
0 Replies
385 Views
Last post September 30, 2023, 1304 UTC
by ChrisSmolinski
0 Replies
221 Views
Last post March 02, 2025, 2208 UTC
by Shortwave_Listener
0 Replies
356 Views
Last post September 09, 2022, 0154 UTC
by Skipmuck
0 Replies
322 Views
Last post November 26, 2022, 1745 UTC
by Skipmuck
0 Replies
1138 Views
Last post September 10, 2018, 1418 UTC
by ChrisSmolinski
0 Replies
478 Views
Last post March 07, 2020, 0243 UTC
by refmo
0 Replies
309 Views
Last post May 31, 2024, 2254 UTC
by Ray Lalleu
0 Replies
337 Views
Last post April 28, 2024, 2330 UTC
by ChrisSmolinski
0 Replies
552 Views
Last post April 13, 2020, 2340 UTC
by Skipmuck
0 Replies
411 Views
Last post November 16, 2020, 2019 UTC
by ChrisSmolinski
0 Replies
460 Views
Last post November 22, 2020, 0048 UTC
by Skipmuck
0 Replies
342 Views
Last post July 11, 2020, 2343 UTC
by Ray Lalleu
0 Replies
293 Views
Last post February 12, 2025, 2120 UTC
by ChrisSmolinski
0 Replies
264 Views
Last post October 31, 2024, 1107 UTC
by Skipmuck
0 Replies
252 Views
Last post June 23, 2024, 1013 UTC
by Ray Lalleu
0 Replies
351 Views
Last post February 13, 2022, 1335 UTC
by Ray Lalleu
0 Replies
257 Views
Last post February 13, 2023, 0239 UTC
by Skipmuck
0 Replies
424 Views
Last post February 27, 2022, 0942 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 Garden Flag
by MitchellTimeDesigns