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
128 Views
Last post February 19, 2025, 1107 UTC
by TRI International
0 Replies
128 Views
Last post March 08, 2025, 1340 UTC
by Ray Lalleu
0 Replies
128 Views
Last post February 08, 2025, 0814 UTC
by Ray Lalleu
0 Replies
128 Views
Last post July 23, 2023, 1836 UTC
by Ray Lalleu
1 Replies
128 Views
Last post March 16, 2025, 0901 UTC
by FOX
0 Replies
128 Views
Last post March 30, 2025, 1931 UTC
by Ray Lalleu
0 Replies
128 Views
Last post March 19, 2025, 1701 UTC
by Ray Lalleu
0 Replies
128 Views
Last post February 22, 2025, 1511 UTC
by Ray Lalleu
0 Replies
128 Views
Last post February 22, 2025, 1729 UTC
by Ray Lalleu
0 Replies
128 Views
Last post October 27, 2024, 1344 UTC
by Ray Lalleu
0 Replies
128 Views
Last post November 27, 2024, 1426 UTC
by Ray Lalleu
0 Replies
128 Views
Last post February 23, 2025, 1612 UTC
by Ray Lalleu
0 Replies
128 Views
Last post January 12, 2025, 0739 UTC
by Ray Lalleu
1 Replies
128 Views
Last post October 13, 2024, 1727 UTC
by Ray Lalleu
1 Replies
128 Views
Last post April 02, 2025, 0714 UTC
by Benoit LEVEQUE
0 Replies
128 Views
Last post August 17, 2023, 1904 UTC
by Ray Lalleu
0 Replies
128 Views
Last post July 16, 2023, 2030 UTC
by Ray Lalleu
0 Replies
128 Views
Last post February 09, 2025, 1816 UTC
by Ray Lalleu
0 Replies
128 Views
Last post November 24, 2024, 0939 UTC
by Ray Lalleu
1 Replies
128 Views
Last post April 20, 2025, 1240 UTC
by Benoit LEVEQUE

 

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