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
588 Views
Last post April 14, 2022, 2106 UTC
by Ray Lalleu
0 Replies
344 Views
Last post May 02, 2023, 2105 UTC
by Ray Lalleu
0 Replies
370 Views
Last post October 01, 2022, 2101 UTC
by Ray Lalleu
0 Replies
328 Views
Last post November 05, 2022, 2048 UTC
by Ray Lalleu
0 Replies
471 Views
Last post June 30, 2022, 2112 UTC
by Ray Lalleu
0 Replies
329 Views
Last post December 01, 2022, 2102 UTC
by Ray Lalleu
0 Replies
534 Views
Last post October 22, 2022, 2151 UTC
by Ray Lalleu
0 Replies
465 Views
Last post June 21, 2022, 2039 UTC
by Ray Lalleu
0 Replies
350 Views
Last post November 07, 2022, 2040 UTC
by Ray Lalleu
0 Replies
504 Views
Last post May 29, 2022, 2042 UTC
by Ray Lalleu
0 Replies
344 Views
Last post December 22, 2022, 2030 UTC
by Ray Lalleu
0 Replies
478 Views
Last post June 14, 2022, 2045 UTC
by Ray Lalleu
0 Replies
341 Views
Last post January 05, 2023, 2039 UTC
by Ray Lalleu
0 Replies
469 Views
Last post June 15, 2022, 2021 UTC
by Ray Lalleu
0 Replies
416 Views
Last post October 26, 2022, 2021 UTC
by Ray Lalleu
0 Replies
482 Views
Last post July 13, 2022, 2031 UTC
by Ray Lalleu
0 Replies
385 Views
Last post May 12, 2023, 2128 UTC
by Ray Lalleu
0 Replies
326 Views
Last post November 30, 2022, 2040 UTC
by Ray Lalleu
0 Replies
492 Views
Last post July 19, 2022, 2024 UTC
by Ray Lalleu
0 Replies
352 Views
Last post November 08, 2022, 2005 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