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
696 Views
Last post October 16, 2021, 1453 UTC
by raypfaff
0 Replies
696 Views
Last post June 13, 2018, 2120 UTC
by Ray Lalleu
0 Replies
696 Views
Last post June 02, 2024, 0045 UTC
by FOX
3 Replies
696 Views
Last post April 04, 2022, 1629 UTC
by Ray Lalleu
1 Replies
696 Views
Last post October 06, 2018, 2216 UTC
by kris
3 Replies
696 Views
Last post October 06, 2021, 1921 UTC
by Ray Lalleu
2 Replies
696 Views
Last post December 28, 2019, 1658 UTC
by Ray Lalleu
1 Replies
696 Views
Last post February 19, 2022, 0953 UTC
by Ray Lalleu
3 Replies
696 Views
Last post September 17, 2023, 0948 UTC
by Robertas
0 Replies
696 Views
Last post January 29, 2019, 1812 UTC
by Ray Lalleu
3 Replies
696 Views
Last post March 27, 2022, 1116 UTC
by europirate
1 Replies
696 Views
Last post November 19, 2019, 1541 UTC
by Ray Lalleu
4 Replies
696 Views
Last post November 20, 2021, 1334 UTC
by FOX
3 Replies
696 Views
Last post April 30, 2022, 2017 UTC
by Shortwave_Listener
2 Replies
696 Views
Last post July 13, 2019, 1829 UTC
by texas1dxer
1 Replies
696 Views
Last post April 17, 2019, 1952 UTC
by Ray Lalleu
2 Replies
696 Views
Last post October 30, 2019, 1736 UTC
by Ray Lalleu
2 Replies
696 Views
Last post April 21, 2019, 2057 UTC
by KaySeeks
5 Replies
696 Views
Last post December 23, 2022, 2113 UTC
by Mike Radio
4 Replies
696 Views
Last post April 13, 2023, 1014 UTC
by dave1965

 

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