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
2 Replies
596 Views
Last post August 21, 2022, 2046 UTC
by Shortwave_Listener
2 Replies
679 Views
Last post August 25, 2022, 0829 UTC
by Ray Lalleu
1 Replies
713 Views
Last post February 10, 2022, 1946 UTC
by Ray Lalleu
2 Replies
1208 Views
Last post October 13, 2022, 2037 UTC
by Ray Lalleu
0 Replies
653 Views
Last post May 08, 2022, 2112 UTC
by Ray Lalleu
2 Replies
572 Views
Last post October 27, 2022, 2218 UTC
by Ray Lalleu
0 Replies
511 Views
Last post June 25, 2022, 2149 UTC
by IJN Harekaze
0 Replies
289 Views
Last post November 12, 2023, 2121 UTC
by tomread
0 Replies
1251 Views
Last post March 12, 2025, 1629 UTC
by Mick Boyle
1 Replies
357 Views
Last post December 17, 2023, 1746 UTC
by RainBrandy
1 Replies
604 Views
Last post June 11, 2022, 0819 UTC
by Ray Lalleu
2 Replies
895 Views
Last post May 14, 2022, 1126 UTC
by The Ether Hacker
0 Replies
458 Views
Last post September 04, 2022, 2054 UTC
by Ray Lalleu
0 Replies
317 Views
Last post December 31, 2022, 2049 UTC
by FOX
0 Replies
429 Views
Last post February 03, 2023, 2346 UTC
by RainBrandy
0 Replies
404 Views
Last post May 30, 2024, 0115 UTC
by FOX
0 Replies
373 Views
Last post November 07, 2022, 1811 UTC
by Misti-Radio
0 Replies
485 Views
Last post September 14, 2023, 2114 UTC
by FOX
0 Replies
520 Views
Last post August 04, 2022, 2215 UTC
by kris
2 Replies
2160 Views
Last post April 25, 2018, 1548 UTC
by prldx

 

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