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
374 Views
Last post June 23, 2021, 2018 UTC
by Ray Lalleu
0 Replies
378 Views
Last post August 02, 2020, 1936 UTC
by Ray Lalleu
3 Replies
968 Views
Last post June 17, 2018, 0843 UTC
by The Ether Hacker
0 Replies
240 Views
Last post October 01, 2023, 1841 UTC
by Ray Lalleu
2 Replies
521 Views
Last post October 09, 2021, 1104 UTC
by Bali_Frank
0 Replies
366 Views
Last post February 01, 2020, 1531 UTC
by Ray Lalleu
0 Replies
168 Views
Last post December 28, 2024, 0901 UTC
by Ray Lalleu
0 Replies
329 Views
Last post February 06, 2023, 1828 UTC
by Ray Lalleu
5 Replies
1021 Views
Last post May 23, 2019, 1756 UTC
by Brian
1 Replies
472 Views
Last post September 16, 2020, 1755 UTC
by Curt
1 Replies
426 Views
Last post March 20, 2020, 1059 UTC
by dandan22
4 Replies
895 Views
Last post January 06, 2019, 2059 UTC
by Ray Lalleu
2 Replies
342 Views
Last post February 11, 2024, 2138 UTC
by Fisherman
2 Replies
466 Views
Last post March 26, 2023, 1826 UTC
by ukdxer
0 Replies
370 Views
Last post April 26, 2021, 1707 UTC
by Ray Lalleu
0 Replies
296 Views
Last post June 05, 2020, 1638 UTC
by Ray Lalleu
0 Replies
393 Views
Last post July 17, 2019, 1704 UTC
by Ray Lalleu
1 Replies
288 Views
Last post May 16, 2025, 1729 UTC
by Alex BLR
1 Replies
249 Views
Last post July 28, 2023, 2020 UTC
by kobalts
1 Replies
446 Views
Last post August 12, 2021, 2109 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