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
348 Views
Last post December 29, 2024, 0901 UTC
by Funkenblitz
0 Replies
278 Views
Last post February 09, 2023, 0919 UTC
by Ray Lalleu
4 Replies
1073 Views
Last post May 24, 2019, 2233 UTC
by ChrisSmolinski
1 Replies
256 Views
Last post May 28, 2024, 1830 UTC
by DBullock
0 Replies
392 Views
Last post May 28, 2022, 1729 UTC
by Ray Lalleu
0 Replies
332 Views
Last post September 17, 2020, 2040 UTC
by Ray Lalleu
1 Replies
634 Views
Last post August 25, 2018, 1941 UTC
by dxace1
0 Replies
416 Views
Last post November 21, 2021, 0916 UTC
by Ray Lalleu
0 Replies
284 Views
Last post December 13, 2020, 1324 UTC
by Ray Lalleu
0 Replies
526 Views
Last post January 10, 2019, 1335 UTC
by Ray Lalleu
0 Replies
152 Views
Last post February 15, 2025, 1620 UTC
by Ray Lalleu
2 Replies
414 Views
Last post March 28, 2023, 2102 UTC
by kris
0 Replies
413 Views
Last post February 27, 2022, 1934 UTC
by Ray Lalleu
0 Replies
399 Views
Last post June 06, 2020, 1915 UTC
by Ray Lalleu
4 Replies
728 Views
Last post July 23, 2024, 0802 UTC
by Benoit LEVEQUE
0 Replies
224 Views
Last post July 29, 2023, 1722 UTC
by Ray Lalleu
0 Replies
447 Views
Last post November 19, 2019, 1646 UTC
by Ray Lalleu
2 Replies
394 Views
Last post November 19, 2022, 1602 UTC
by Bali_Frank
1 Replies
534 Views
Last post January 21, 2021, 2055 UTC
by kris
0 Replies
725 Views
Last post March 22, 2019, 1747 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 House Flag
by MitchellTimeDesigns