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
315 Views
Last post October 15, 2022, 2122 UTC
by Ray Lalleu
0 Replies
542 Views
Last post February 09, 2022, 1925 UTC
by Ray Lalleu
0 Replies
474 Views
Last post July 23, 2022, 2107 UTC
by Ray Lalleu
0 Replies
379 Views
Last post May 10, 2023, 2037 UTC
by Ray Lalleu
0 Replies
424 Views
Last post August 03, 2022, 2106 UTC
by Ray Lalleu
0 Replies
606 Views
Last post March 15, 2022, 2223 UTC
by Ray Lalleu
0 Replies
474 Views
Last post February 10, 2023, 2327 UTC
by Ray Lalleu
2 Replies
599 Views
Last post August 21, 2022, 2046 UTC
by Shortwave_Listener
0 Replies
318 Views
Last post October 29, 2022, 2146 UTC
by Ray Lalleu
0 Replies
343 Views
Last post December 14, 2022, 2045 UTC
by Ray Lalleu
0 Replies
297 Views
Last post December 27, 2022, 2042 UTC
by Ray Lalleu
0 Replies
359 Views
Last post March 09, 2023, 2102 UTC
by Ray Lalleu
1 Replies
666 Views
Last post December 08, 2021, 1541 UTC
by Grey Fox
0 Replies
555 Views
Last post June 07, 2022, 2135 UTC
by Ray Lalleu
0 Replies
543 Views
Last post January 03, 2022, 1703 UTC
by Ray Lalleu
0 Replies
329 Views
Last post January 12, 2023, 2024 UTC
by Ray Lalleu
0 Replies
345 Views
Last post January 18, 2023, 2131 UTC
by Ray Lalleu
0 Replies
530 Views
Last post February 10, 2022, 1802 UTC
by Ray Lalleu
0 Replies
327 Views
Last post January 27, 2023, 1801 UTC
by Ray Lalleu
0 Replies
406 Views
Last post May 10, 2023, 2053 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 House Flag
by MitchellTimeDesigns