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
227 Views
Last post June 03, 2023, 0232 UTC
by N2MLP
0 Replies
227 Views
Last post April 16, 2024, 1329 UTC
by Fisherman
0 Replies
227 Views
Last post January 28, 2023, 2343 UTC
by Ray Lalleu
1 Replies
227 Views
Last post March 14, 2025, 2203 UTC
by kris
0 Replies
227 Views
Last post March 01, 2024, 2035 UTC
by Ray Lalleu
0 Replies
227 Views
Last post September 22, 2023, 1957 UTC
by kris
0 Replies
227 Views
Last post December 26, 2022, 2159 UTC
by Ray Lalleu
1 Replies
227 Views
Last post December 18, 2024, 1644 UTC
by kris
0 Replies
227 Views
Last post March 09, 2024, 1429 UTC
by europirate
0 Replies
227 Views
Last post March 11, 2025, 0932 UTC
by TRI International
1 Replies
227 Views
Last post December 07, 2024, 0001 UTC
by Ray Lalleu
1 Replies
227 Views
Last post September 16, 2023, 0943 UTC
by Ray Lalleu
0 Replies
227 Views
Last post October 20, 2024, 1910 UTC
by Shortwave_Listener
0 Replies
227 Views
Last post February 01, 2023, 1422 UTC
by Ray Lalleu
0 Replies
227 Views
Last post May 20, 2023, 1037 UTC
by europirate
2 Replies
227 Views
Last post December 25, 2024, 1100 UTC
by m3ozp1
0 Replies
227 Views
Last post March 02, 2024, 1621 UTC
by Fisherman
0 Replies
227 Views
Last post December 23, 2022, 1343 UTC
by Ray Lalleu
0 Replies
227 Views
Last post November 30, 2023, 1723 UTC
by Ray Lalleu
1 Replies
227 Views
Last post December 20, 2024, 1738 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 T-Shirt
by MitchellTimeDesigns