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
489 Views
Last post January 22, 2020, 2356 UTC
by Ray Lalleu
1 Replies
303 Views
Last post December 21, 2024, 1634 UTC
by kobalts
0 Replies
274 Views
Last post January 29, 2023, 0908 UTC
by Ray Lalleu
2 Replies
500 Views
Last post January 02, 2022, 1127 UTC
by TRI International
0 Replies
377 Views
Last post March 06, 2021, 1710 UTC
by Ray Lalleu
1 Replies
462 Views
Last post April 25, 2020, 0729 UTC
by dandan22
0 Replies
502 Views
Last post May 12, 2019, 1830 UTC
by Ray Lalleu
0 Replies
214 Views
Last post May 15, 2024, 1929 UTC
by Ray Lalleu
0 Replies
250 Views
Last post May 22, 2023, 0728 UTC
by Ray Lalleu
0 Replies
337 Views
Last post May 18, 2022, 2016 UTC
by Ray Lalleu
0 Replies
446 Views
Last post June 12, 2021, 2228 UTC
by Ray Lalleu
2 Replies
736 Views
Last post September 08, 2020, 2238 UTC
by Jock Wilson
0 Replies
455 Views
Last post September 22, 2019, 2009 UTC
by Ray Lalleu
3 Replies
797 Views
Last post August 13, 2018, 2115 UTC
by ChrisSmolinski
2 Replies
209 Views
Last post August 16, 2025, 2001 UTC
by dxace1
0 Replies
228 Views
Last post September 18, 2024, 1621 UTC
by Ray Lalleu
1 Replies
442 Views
Last post September 13, 2022, 2014 UTC
by kris
1 Replies
426 Views
Last post December 05, 2020, 1940 UTC
by FOX
0 Replies
426 Views
Last post February 19, 2022, 0828 UTC
by Ray Lalleu
0 Replies
495 Views
Last post May 27, 2020, 2025 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