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
2 Replies
495 Views
Last post May 20, 2021, 1540 UTC
by Ray Lalleu
0 Replies
414 Views
Last post August 22, 2019, 2207 UTC
by dxace1
2 Replies
330 Views
Last post October 30, 2024, 1804 UTC
by dxace1
1 Replies
339 Views
Last post June 27, 2024, 1941 UTC
by Ray Lalleu
0 Replies
449 Views
Last post June 01, 2019, 2016 UTC
by dxace1
0 Replies
156 Views
Last post February 21, 2025, 1624 UTC
by dxace1
0 Replies
566 Views
Last post October 27, 2018, 1552 UTC
by dxace1
2 Replies
536 Views
Last post April 13, 2020, 1604 UTC
by SCH Got Sweden
3 Replies
1005 Views
Last post April 15, 2019, 2158 UTC
by RickF
1 Replies
234 Views
Last post April 03, 2023, 1420 UTC
by Ray Lalleu
0 Replies
616 Views
Last post February 10, 2019, 1543 UTC
by dxace1
1 Replies
721 Views
Last post August 15, 2019, 1510 UTC
by Ray Lalleu
0 Replies
389 Views
Last post September 27, 2021, 1514 UTC
by dxace1
0 Replies
169 Views
Last post February 01, 2025, 1459 UTC
by dxace1
1 Replies
619 Views
Last post March 15, 2019, 1519 UTC
by Ray Lalleu
1 Replies
625 Views
Last post September 10, 2019, 1909 UTC
by Ray Lalleu
0 Replies
289 Views
Last post February 19, 2023, 1508 UTC
by dxace1
1 Replies
321 Views
Last post September 13, 2022, 1827 UTC
by Ray Lalleu
1 Replies
458 Views
Last post December 29, 2019, 1608 UTC
by Ray Lalleu
2 Replies
494 Views
Last post August 08, 2020, 1856 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 Garden Flag
by MitchellTimeDesigns