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
569 Views
Last post April 18, 2022, 1003 UTC
by Bali_Frank
1 Replies
569 Views
Last post March 23, 2019, 1831 UTC
by kris
0 Replies
569 Views
Last post February 08, 2020, 2136 UTC
by Ray Lalleu
2 Replies
569 Views
Last post February 25, 2022, 1644 UTC
by Bali_Frank
1 Replies
569 Views
Last post December 25, 2021, 0003 UTC
by kris
1 Replies
569 Views
Last post April 28, 2019, 1609 UTC
by Ray Lalleu
2 Replies
569 Views
Last post May 01, 2019, 1952 UTC
by Demetre
3 Replies
569 Views
Last post March 04, 2025, 1637 UTC
by Alex BLR
2 Replies
569 Views
Last post July 02, 2022, 1726 UTC
by Ray Lalleu
0 Replies
569 Views
Last post May 13, 2019, 0810 UTC
by Ray Lalleu
3 Replies
569 Views
Last post March 29, 2025, 0832 UTC
by Benoit LEVEQUE
1 Replies
569 Views
Last post May 25, 2019, 2111 UTC
by Ray Lalleu
0 Replies
569 Views
Last post June 07, 2019, 1743 UTC
by Ray Lalleu
3 Replies
569 Views
Last post July 14, 2024, 1910 UTC
by Grey Fox
3 Replies
569 Views
Last post April 09, 2022, 1927 UTC
by Ray Lalleu
1 Replies
569 Views
Last post August 11, 2019, 1941 UTC
by dxace1
1 Replies
569 Views
Last post December 18, 2021, 0929 UTC
by RainBrandy
1 Replies
569 Views
Last post January 20, 2020, 2328 UTC
by kris
1 Replies
569 Views
Last post January 31, 2020, 2136 UTC
by Skipmuck
0 Replies
569 Views
Last post February 05, 2022, 1635 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 House Flag
by MitchellTimeDesigns