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
268 Views
Last post November 01, 2020, 1516 UTC
by Ray Lalleu
0 Replies
353 Views
Last post December 02, 2019, 1528 UTC
by Ray Lalleu
0 Replies
381 Views
Last post October 29, 2018, 1618 UTC
by Ray Lalleu
1 Replies
317 Views
Last post January 01, 2024, 0959 UTC
by FOX
0 Replies
335 Views
Last post January 08, 2022, 0958 UTC
by Ray Lalleu
0 Replies
331 Views
Last post January 30, 2021, 1634 UTC
by Ray Lalleu
0 Replies
345 Views
Last post April 26, 2020, 2058 UTC
by Ray Lalleu
0 Replies
464 Views
Last post April 02, 2019, 2042 UTC
by Ray Lalleu
2 Replies
257 Views
Last post April 05, 2025, 2207 UTC
by N2MLP
2 Replies
492 Views
Last post July 30, 2020, 1740 UTC
by The Ether Hacker
0 Replies
426 Views
Last post June 07, 2018, 1935 UTC
by Ray Lalleu
0 Replies
162 Views
Last post December 24, 2024, 1313 UTC
by Ray Lalleu
0 Replies
278 Views
Last post February 03, 2023, 1758 UTC
by Ray Lalleu
0 Replies
391 Views
Last post May 18, 2019, 0730 UTC
by Ray Lalleu
0 Replies
214 Views
Last post May 20, 2024, 0659 UTC
by Ray Lalleu
4 Replies
631 Views
Last post May 22, 2022, 2014 UTC
by Ray Lalleu
0 Replies
333 Views
Last post June 18, 2021, 1314 UTC
by Ray Lalleu
2 Replies
376 Views
Last post September 12, 2020, 2137 UTC
by ChrisSmolinski
0 Replies
336 Views
Last post September 28, 2019, 0918 UTC
by Ray Lalleu
1 Replies
420 Views
Last post September 18, 2022, 1601 UTC
by Shortwave_Listener

 

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