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
1196 Views
Last post May 13, 2014, 2147 UTC
by ChrisSmolinski
0 Replies
543 Views
Last post July 23, 2017, 1338 UTC
by ChrisSmolinski
2 Replies
646 Views
Last post January 25, 2023, 0509 UTC
by Shortwave_Listener
1 Replies
581 Views
Last post May 31, 2020, 0202 UTC
by oly1959
0 Replies
700 Views
Last post January 12, 2016, 1643 UTC
by ChrisSmolinski
0 Replies
882 Views
Last post November 12, 2018, 1401 UTC
by ChrisSmolinski
1 Replies
713 Views
Last post February 25, 2021, 1237 UTC
by ChrisSmolinski
0 Replies
427 Views
Last post February 13, 2022, 0158 UTC
by Erik Mattson
3 Replies
861 Views
Last post August 02, 2021, 0305 UTC
by Big Badfish Al
0 Replies
1051 Views
Last post August 31, 2015, 1119 UTC
by ChrisSmolinski
1 Replies
1016 Views
Last post August 18, 2018, 1215 UTC
by ChrisSmolinski
1 Replies
845 Views
Last post July 28, 2018, 0201 UTC
by Davep
3 Replies
1499 Views
Last post March 22, 2015, 1546 UTC
by ChrisSmolinski
0 Replies
472 Views
Last post May 18, 2019, 1506 UTC
by ChrisSmolinski
1 Replies
1248 Views
Last post June 23, 2017, 1203 UTC
by ChrisSmolinski
0 Replies
358 Views
Last post March 31, 2024, 0201 UTC
by WA0093SWL
0 Replies
1211 Views
Last post December 18, 2009, 0217 UTC
by Zoidberg
2 Replies
499 Views
Last post July 29, 2024, 0207 UTC
by Molvania Poacher
2 Replies
1490 Views
Last post September 07, 2016, 2243 UTC
by refmo
5 Replies
1312 Views
Last post September 03, 2017, 0224 UTC
by JoeFLIPS

 

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