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
0 Replies
567 Views
Last post September 30, 2023, 2120 UTC
by europirate
0 Replies
567 Views
Last post December 05, 2022, 2050 UTC
by kris
0 Replies
567 Views
Last post July 23, 2022, 2116 UTC
by europirate
0 Replies
568 Views
Last post September 02, 2023, 1849 UTC
by FOX
0 Replies
568 Views
Last post October 28, 2023, 2109 UTC
by europirate
0 Replies
568 Views
Last post June 12, 2023, 2154 UTC
by m3ozp1
0 Replies
568 Views
Last post April 09, 2022, 2132 UTC
by Ray Lalleu
0 Replies
569 Views
Last post March 05, 2025, 2117 UTC
by europirate
0 Replies
569 Views
Last post February 26, 2022, 2204 UTC
by Ray Lalleu
0 Replies
570 Views
Last post June 24, 2022, 2207 UTC
by Ray Lalleu
0 Replies
570 Views
Last post May 19, 2022, 1914 UTC
by Misti-Radio
0 Replies
570 Views
Last post April 24, 2022, 1957 UTC
by europirate
0 Replies
570 Views
Last post January 08, 2022, 1757 UTC
by Ray Lalleu
0 Replies
570 Views
Last post January 03, 2022, 1703 UTC
by Ray Lalleu
0 Replies
571 Views
Last post January 31, 2023, 2222 UTC
by Ray Lalleu
1 Replies
571 Views
Last post October 07, 2022, 1912 UTC
by Ray Lalleu
1 Replies
571 Views
Last post August 21, 2022, 2047 UTC
by Shortwave_Listener
0 Replies
571 Views
Last post July 28, 2022, 2217 UTC
by kris
0 Replies
571 Views
Last post May 11, 2025, 2147 UTC
by europirate
0 Replies
572 Views
Last post May 11, 2025, 2150 UTC
by europirate

 

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