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
321 Views
Last post November 11, 2024, 2019 UTC
by europirate
1 Replies
321 Views
Last post December 25, 2023, 2040 UTC
by europirate
0 Replies
321 Views
Last post April 15, 2024, 1928 UTC
by europirate
0 Replies
321 Views
Last post October 08, 2024, 1914 UTC
by europirate
0 Replies
321 Views
Last post February 26, 2023, 2143 UTC
by Ray Lalleu
0 Replies
321 Views
Last post March 21, 2023, 2027 UTC
by Ray Lalleu
0 Replies
321 Views
Last post January 28, 2023, 2023 UTC
by Ray Lalleu
0 Replies
321 Views
Last post June 27, 2025, 2149 UTC
by europirate
0 Replies
321 Views
Last post December 11, 2022, 1949 UTC
by Ray Lalleu
0 Replies
320 Views
Last post April 28, 2024, 1926 UTC
by europirate
0 Replies
320 Views
Last post May 09, 2024, 1018 UTC
by TRI International
0 Replies
320 Views
Last post October 22, 2022, 1620 UTC
by Shortwave_Listener
0 Replies
320 Views
Last post February 28, 2023, 2145 UTC
by Ray Lalleu
0 Replies
320 Views
Last post December 12, 2024, 2105 UTC
by europirate
0 Replies
320 Views
Last post December 28, 2023, 2304 UTC
by Mick Boyle
0 Replies
320 Views
Last post April 22, 2024, 2015 UTC
by europirate
0 Replies
320 Views
Last post February 15, 2023, 2033 UTC
by Ray Lalleu
0 Replies
320 Views
Last post January 10, 2023, 1733 UTC
by Ray Lalleu
0 Replies
320 Views
Last post January 28, 2023, 2016 UTC
by Ray Lalleu
0 Replies
320 Views
Last post January 09, 2023, 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 Garden Flag
by MitchellTimeDesigns