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
614 Views
Last post July 16, 2018, 2023 UTC
by Ray Lalleu
0 Replies
212 Views
Last post August 02, 2025, 2104 UTC
by Ray Lalleu
1 Replies
592 Views
Last post October 30, 2021, 1526 UTC
by Bali_Frank
0 Replies
403 Views
Last post February 27, 2020, 1455 UTC
by Ray Lalleu
0 Replies
449 Views
Last post April 02, 2021, 1836 UTC
by Ray Lalleu
0 Replies
566 Views
Last post May 15, 2020, 1618 UTC
by Ray Lalleu
3 Replies
438 Views
Last post April 27, 2025, 1132 UTC
by Alex BLR
0 Replies
282 Views
Last post June 22, 2024, 1613 UTC
by Ray Lalleu
1 Replies
372 Views
Last post June 27, 2023, 1815 UTC
by kris
0 Replies
441 Views
Last post June 13, 2022, 2155 UTC
by Ray Lalleu
1 Replies
435 Views
Last post October 01, 2020, 1944 UTC
by kris
1 Replies
783 Views
Last post October 23, 2019, 1601 UTC
by radiogaga
0 Replies
531 Views
Last post September 20, 2018, 2113 UTC
by Ray Lalleu
2 Replies
445 Views
Last post September 11, 2025, 2051 UTC
by RadioLongWire
1 Replies
327 Views
Last post October 15, 2024, 1930 UTC
by dxace1
0 Replies
319 Views
Last post October 21, 2022, 1622 UTC
by Ray Lalleu
0 Replies
403 Views
Last post December 28, 2020, 1706 UTC
by Ray Lalleu
0 Replies
664 Views
Last post February 11, 2019, 1708 UTC
by Ray Lalleu
0 Replies
138 Views
Last post December 02, 2025, 1336 UTC
by Ray Lalleu
1 Replies
349 Views
Last post February 28, 2024, 1806 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