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
101 Views
Last post March 30, 2025, 1631 UTC
by Ray Lalleu
0 Replies
227 Views
Last post May 12, 2024, 1733 UTC
by Ray Lalleu
0 Replies
331 Views
Last post May 17, 2022, 1833 UTC
by Ray Lalleu
0 Replies
388 Views
Last post June 12, 2021, 0914 UTC
by Ray Lalleu
0 Replies
377 Views
Last post September 21, 2019, 0748 UTC
by Ray Lalleu
1 Replies
280 Views
Last post September 11, 2022, 1803 UTC
by kris
1 Replies
349 Views
Last post December 04, 2020, 1839 UTC
by kris
0 Replies
467 Views
Last post December 24, 2018, 0823 UTC
by Ray Lalleu
0 Replies
425 Views
Last post May 25, 2020, 1736 UTC
by Ray Lalleu
0 Replies
370 Views
Last post August 01, 2021, 2017 UTC
by Ray Lalleu
1 Replies
434 Views
Last post November 05, 2019, 1849 UTC
by dandan22
0 Replies
389 Views
Last post August 11, 2018, 1905 UTC
by Ray Lalleu
0 Replies
117 Views
Last post October 26, 2024, 1908 UTC
by Ray Lalleu
0 Replies
369 Views
Last post January 09, 2021, 2133 UTC
by Ray Lalleu
0 Replies
479 Views
Last post March 03, 2019, 1037 UTC
by Ray Lalleu
1 Replies
289 Views
Last post March 10, 2024, 2213 UTC
by N2MLP
0 Replies
211 Views
Last post March 17, 2023, 2206 UTC
by Ray Lalleu
1 Replies
457 Views
Last post March 27, 2022, 1822 UTC
by dxace1
0 Replies
326 Views
Last post April 16, 2021, 1814 UTC
by Ray Lalleu
1 Replies
392 Views
Last post July 06, 2019, 2027 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