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
423 Views
Last post December 31, 2018, 1433 UTC
by Ray Lalleu
1 Replies
435 Views
Last post March 16, 2020, 1850 UTC
by kris
0 Replies
378 Views
Last post November 06, 2023, 1604 UTC
by Ray Lalleu
0 Replies
499 Views
Last post August 18, 2018, 1415 UTC
by Ray Lalleu
0 Replies
437 Views
Last post September 28, 2019, 0752 UTC
by Ray Lalleu
0 Replies
316 Views
Last post September 12, 2020, 2048 UTC
by Ray Lalleu
0 Replies
440 Views
Last post June 17, 2021, 1835 UTC
by Ray Lalleu
0 Replies
389 Views
Last post May 22, 2022, 1905 UTC
by Ray Lalleu
0 Replies
444 Views
Last post May 17, 2019, 2001 UTC
by Ray Lalleu
3 Replies
588 Views
Last post March 09, 2021, 2004 UTC
by Ray Lalleu
0 Replies
285 Views
Last post February 02, 2023, 1736 UTC
by Ray Lalleu
0 Replies
181 Views
Last post December 24, 2024, 0855 UTC
by Ray Lalleu
0 Replies
461 Views
Last post October 03, 2021, 1424 UTC
by Ray Lalleu
1 Replies
618 Views
Last post June 07, 2018, 0008 UTC
by Ray Lalleu
0 Replies
391 Views
Last post July 29, 2020, 2044 UTC
by Ray Lalleu
1 Replies
237 Views
Last post April 05, 2025, 1736 UTC
by Mick Boyle
0 Replies
407 Views
Last post January 30, 2021, 1418 UTC
by Ray Lalleu
0 Replies
388 Views
Last post January 07, 2022, 1731 UTC
by Ray Lalleu
0 Replies
195 Views
Last post December 04, 2022, 1025 UTC
by Ray Lalleu
0 Replies
215 Views
Last post January 01, 2024, 0140 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