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
412 Views
Last post October 06, 2024, 2211 UTC
by easy listener
0 Replies
347 Views
Last post October 13, 2019, 0947 UTC
by Ray Lalleu
0 Replies
363 Views
Last post July 04, 2021, 0734 UTC
by Ray Lalleu
2 Replies
358 Views
Last post April 20, 2025, 0737 UTC
by Benoit LEVEQUE
0 Replies
403 Views
Last post May 08, 2020, 1937 UTC
by Ray Lalleu
1 Replies
476 Views
Last post January 22, 2022, 1633 UTC
by Bali_Frank
0 Replies
478 Views
Last post November 18, 2018, 1023 UTC
by Ray Lalleu
0 Replies
353 Views
Last post February 15, 2020, 1659 UTC
by Ray Lalleu
0 Replies
326 Views
Last post November 13, 2020, 1613 UTC
by Ray Lalleu
2 Replies
536 Views
Last post October 20, 2021, 1417 UTC
by Bali_Frank
0 Replies
407 Views
Last post August 07, 2022, 1724 UTC
by Ray Lalleu
0 Replies
220 Views
Last post October 13, 2023, 2111 UTC
by Ray Lalleu
1 Replies
273 Views
Last post July 23, 2025, 1644 UTC
by Alex BLR
0 Replies
519 Views
Last post July 01, 2018, 1913 UTC
by Ray Lalleu
1 Replies
597 Views
Last post August 23, 2019, 2255 UTC
by Ray Lalleu
1 Replies
419 Views
Last post August 15, 2020, 2124 UTC
by Skipmuck
2 Replies
530 Views
Last post May 20, 2021, 1800 UTC
by dxace1
0 Replies
430 Views
Last post April 25, 2022, 1645 UTC
by Ray Lalleu
0 Replies
209 Views
Last post April 14, 2024, 0814 UTC
by Ray Lalleu
1 Replies
667 Views
Last post April 20, 2019, 1846 UTC
by Brian

 

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