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
197 Views
Last post December 09, 2023, 1645 UTC
by Ray Lalleu
0 Replies
197 Views
Last post February 11, 2025, 1707 UTC
by Ray Lalleu
0 Replies
197 Views
Last post February 28, 2025, 1752 UTC
by Ray Lalleu
0 Replies
197 Views
Last post July 23, 2023, 0637 UTC
by europirate
0 Replies
197 Views
Last post August 19, 2025, 1919 UTC
by Ray Lalleu
0 Replies
197 Views
Last post April 25, 2025, 1157 UTC
by Benoit LEVEQUE
0 Replies
197 Views
Last post July 31, 2023, 1729 UTC
by Ray Lalleu
0 Replies
197 Views
Last post August 03, 2023, 1040 UTC
by Ray Lalleu
1 Replies
197 Views
Last post April 25, 2025, 2037 UTC
by Ray Lalleu
0 Replies
197 Views
Last post June 30, 2023, 2146 UTC
by Ray Lalleu
0 Replies
197 Views
Last post October 17, 2024, 1520 UTC
by Ray Lalleu
0 Replies
197 Views
Last post March 31, 2024, 1130 UTC
by Fisherman
0 Replies
197 Views
Last post March 08, 2025, 0816 UTC
by Ray Lalleu
0 Replies
197 Views
Last post November 14, 2024, 1629 UTC
by Ray Lalleu
1 Replies
197 Views
Last post July 06, 2025, 1033 UTC
by Ray Lalleu
0 Replies
197 Views
Last post July 02, 2023, 1646 UTC
by Ray Lalleu
1 Replies
197 Views
Last post July 04, 2025, 2120 UTC
by RadioLongWire
0 Replies
197 Views
Last post April 18, 2025, 1541 UTC
by Ray Lalleu
0 Replies
197 Views
Last post September 10, 2023, 1026 UTC
by Ray Lalleu
0 Replies
197 Views
Last post November 08, 2024, 1552 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 Garden Flag
by MitchellTimeDesigns