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
596 Views
Last post January 01, 2020, 1124 UTC
by OZDXer
0 Replies
431 Views
Last post August 23, 2022, 1714 UTC
by Ray Lalleu
0 Replies
218 Views
Last post September 01, 2024, 1906 UTC
by Ray Lalleu
0 Replies
541 Views
Last post September 06, 2019, 1648 UTC
by Ray Lalleu
0 Replies
378 Views
Last post May 30, 2021, 0920 UTC
by Ray Lalleu
0 Replies
245 Views
Last post May 05, 2023, 1922 UTC
by Ray Lalleu
0 Replies
289 Views
Last post March 19, 2025, 2054 UTC
by Ray Lalleu
1 Replies
762 Views
Last post April 13, 2020, 2211 UTC
by Ray Lalleu
1 Replies
393 Views
Last post December 17, 2023, 2123 UTC
by N2MLP
1 Replies
141 Views
Last post September 26, 2025, 1103 UTC
by dave1965
0 Replies
487 Views
Last post October 12, 2018, 2110 UTC
by Ray Lalleu
5 Replies
1124 Views
Last post July 01, 2022, 2043 UTC
by kobalts
1 Replies
663 Views
Last post May 11, 2018, 2145 UTC
by Ray Lalleu
1 Replies
453 Views
Last post July 10, 2019, 1641 UTC
by Ray Lalleu
1 Replies
620 Views
Last post July 11, 2020, 2302 UTC
by kris
1 Replies
650 Views
Last post April 18, 2021, 1951 UTC
by The Vault Keeper
3 Replies
679 Views
Last post March 31, 2022, 1841 UTC
by Greenview
0 Replies
351 Views
Last post March 19, 2023, 2215 UTC
by Ray Lalleu
0 Replies
199 Views
Last post February 09, 2025, 0828 UTC
by Ray Lalleu
1 Replies
614 Views
Last post March 09, 2019, 1703 UTC
by dxace1

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns