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
398 Views
Last post May 21, 2020, 1913 UTC
by Ray Lalleu
0 Replies
350 Views
Last post May 04, 2019, 1137 UTC
by Ray Lalleu
0 Replies
95 Views
Last post May 03, 2025, 1222 UTC
by Ray Lalleu
0 Replies
184 Views
Last post May 03, 2024, 2017 UTC
by Ray Lalleu
0 Replies
196 Views
Last post July 06, 2023, 1722 UTC
by Ray Lalleu
0 Replies
382 Views
Last post October 31, 2019, 1548 UTC
by Ray Lalleu
0 Replies
524 Views
Last post July 27, 2018, 2018 UTC
by Ray Lalleu
0 Replies
349 Views
Last post November 05, 2021, 1711 UTC
by Ray Lalleu
0 Replies
286 Views
Last post March 05, 2020, 1010 UTC
by Ray Lalleu
1 Replies
508 Views
Last post April 09, 2021, 2312 UTC
by kris
2 Replies
494 Views
Last post June 28, 2019, 2137 UTC
by Ray Lalleu
0 Replies
268 Views
Last post June 21, 2022, 1030 UTC
by Ray Lalleu
2 Replies
1090 Views
Last post September 30, 2018, 1922 UTC
by Jari Finland
0 Replies
225 Views
Last post October 29, 2022, 0822 UTC
by Ray Lalleu
0 Replies
365 Views
Last post December 16, 2021, 1747 UTC
by Ray Lalleu
2 Replies
451 Views
Last post January 03, 2021, 1157 UTC
by Bali_Frank
0 Replies
360 Views
Last post April 07, 2020, 2106 UTC
by Ray Lalleu
0 Replies
373 Views
Last post February 23, 2019, 1424 UTC
by Ray Lalleu
1 Replies
230 Views
Last post March 10, 2025, 2019 UTC
by dxace1
1 Replies
524 Views
Last post March 22, 2022, 2033 UTC
by kris

 

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