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
1 Replies
240 Views
Last post March 03, 2025, 1501 UTC
by Ray Lalleu
2 Replies
240 Views
Last post April 20, 2024, 1640 UTC
by Fisherman
2 Replies
240 Views
Last post March 16, 2025, 1633 UTC
by Ray Lalleu
1 Replies
240 Views
Last post February 18, 2025, 2140 UTC
by Ray Lalleu
0 Replies
240 Views
Last post December 22, 2023, 1821 UTC
by kris
1 Replies
240 Views
Last post May 04, 2023, 2108 UTC
by kris
0 Replies
240 Views
Last post September 16, 2023, 1707 UTC
by Ray Lalleu
0 Replies
240 Views
Last post July 28, 2023, 1208 UTC
by kris
1 Replies
240 Views
Last post May 28, 2024, 1830 UTC
by DBullock
1 Replies
240 Views
Last post June 11, 2023, 1120 UTC
by dave1965
0 Replies
240 Views
Last post November 20, 2023, 2011 UTC
by Ray Lalleu
0 Replies
240 Views
Last post January 30, 2024, 1509 UTC
by Ray Lalleu
0 Replies
240 Views
Last post November 10, 2022, 1749 UTC
by Ray Lalleu
1 Replies
240 Views
Last post October 06, 2024, 0822 UTC
by dave1965
0 Replies
240 Views
Last post April 17, 2023, 1728 UTC
by kris
0 Replies
240 Views
Last post November 22, 2020, 0941 UTC
by Ray Lalleu
1 Replies
240 Views
Last post March 28, 2023, 1828 UTC
by kris
1 Replies
240 Views
Last post November 26, 2023, 1146 UTC
by Pravotorov
0 Replies
240 Views
Last post August 27, 2020, 1940 UTC
by Ray Lalleu
1 Replies
240 Views
Last post May 07, 2023, 1049 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