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
498 Views
Last post June 27, 2018, 2156 UTC
by kris
1 Replies
265 Views
Last post August 18, 2024, 0000 UTC
by Ray Lalleu
0 Replies
307 Views
Last post August 04, 2022, 1707 UTC
by Ray Lalleu
0 Replies
291 Views
Last post November 10, 2020, 0825 UTC
by Ray Lalleu
0 Replies
561 Views
Last post November 12, 2018, 1607 UTC
by Ray Lalleu
0 Replies
211 Views
Last post January 14, 2024, 0910 UTC
by Ray Lalleu
1 Replies
455 Views
Last post January 19, 2022, 1537 UTC
by Magnitic
3 Replies
544 Views
Last post May 05, 2020, 2300 UTC
by Skipmuck
0 Replies
75 Views
Last post April 17, 2025, 1716 UTC
by Ray Lalleu
1 Replies
309 Views
Last post June 08, 2023, 1713 UTC
by dave1965
2 Replies
518 Views
Last post June 30, 2021, 1927 UTC
by Pravotorov
1 Replies
532 Views
Last post October 09, 2019, 1755 UTC
by kris
3 Replies
478 Views
Last post October 05, 2024, 2125 UTC
by kris
0 Replies
216 Views
Last post October 08, 2023, 1509 UTC
by Ray Lalleu
0 Replies
244 Views
Last post October 06, 2022, 1420 UTC
by Ray Lalleu
0 Replies
360 Views
Last post October 16, 2021, 1613 UTC
by Ray Lalleu
1 Replies
552 Views
Last post December 20, 2020, 1349 UTC
by Oliver
0 Replies
338 Views
Last post February 10, 2020, 1049 UTC
by Ray Lalleu
0 Replies
441 Views
Last post January 20, 2019, 1430 UTC
by Ray Lalleu
0 Replies
175 Views
Last post February 18, 2024, 0845 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