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
1 Replies
480 Views
Last post April 16, 2023, 1733 UTC
by Magnitic
0 Replies
276 Views
Last post February 21, 2025, 0912 UTC
by Alex BLR
0 Replies
194 Views
Last post July 29, 2023, 1928 UTC
by Ray Lalleu
9 Replies
1929 Views
Last post May 07, 2019, 2312 UTC
by Ray Lalleu
0 Replies
443 Views
Last post December 28, 2021, 1742 UTC
by Ronald_Mullis
0 Replies
332 Views
Last post December 13, 2020, 1423 UTC
by Ray Lalleu
2 Replies
585 Views
Last post April 17, 2021, 2005 UTC
by Bali_Frank
0 Replies
409 Views
Last post January 31, 2020, 1627 UTC
by Ray Lalleu
2 Replies
692 Views
Last post September 08, 2019, 2029 UTC
by KaySeeks
2 Replies
487 Views
Last post August 28, 2020, 2155 UTC
by dxace1
0 Replies
380 Views
Last post December 27, 2020, 1349 UTC
by Ray Lalleu
3 Replies
878 Views
Last post May 09, 2020, 2144 UTC
by Ray Lalleu
2 Replies
648 Views
Last post October 01, 2021, 1939 UTC
by kris
1 Replies
3276 Views
Last post March 31, 2012, 1225 UTC
by textim
0 Replies
466 Views
Last post August 23, 2021, 1657 UTC
by CoolAM Radio
0 Replies
249 Views
Last post June 01, 2024, 2327 UTC
by F5NFB
0 Replies
205 Views
Last post August 06, 2024, 1731 UTC
by Paul B. Walker, Jr.
0 Replies
513 Views
Last post October 27, 2018, 2138 UTC
by kris
0 Replies
596 Views
Last post September 30, 2018, 1851 UTC
by dxace1
0 Replies
472 Views
Last post December 31, 2023, 1240 UTC
by AlexRadioDX

 

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