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
811 Views
Last post September 30, 2018, 1628 UTC
by ranco
0 Replies
616 Views
Last post March 08, 2016, 2219 UTC
by ChrisSmolinski
7 Replies
830 Views
Last post February 02, 2024, 1658 UTC
by myteaquinn
13 Replies
1801 Views
Last post May 09, 2021, 2355 UTC
by kandi
3 Replies
708 Views
Last post November 02, 2019, 2216 UTC
by flexoman61
0 Replies
596 Views
Last post April 20, 2017, 1121 UTC
by ChrisSmolinski
2 Replies
1014 Views
Last post January 24, 2015, 1508 UTC
by refmo
0 Replies
766 Views
Last post January 23, 2019, 1227 UTC
by ChrisSmolinski
2 Replies
704 Views
Last post November 26, 2020, 1458 UTC
by hsmith77
7 Replies
1380 Views
Last post December 25, 2023, 2132 UTC
by Shortwave_Listener
0 Replies
692 Views
Last post November 04, 2017, 1627 UTC
by ChrisSmolinski
5 Replies
1082 Views
Last post May 14, 2023, 1552 UTC
by Skipmuck
0 Replies
547 Views
Last post July 27, 2018, 0001 UTC
by ChrisSmolinski
0 Replies
421 Views
Last post June 27, 2020, 1305 UTC
by ChrisSmolinski
14 Replies
2539 Views
Last post October 31, 2015, 0011 UTC
by vamtnlion
1 Replies
622 Views
Last post April 03, 2021, 1506 UTC
by Chuck54
10 Replies
1536 Views
Last post December 22, 2018, 1952 UTC
by refmo
0 Replies
747 Views
Last post May 29, 2016, 1703 UTC
by ChrisSmolinski
3 Replies
873 Views
Last post March 05, 2018, 0433 UTC
by radioguy73
3 Replies
1162 Views
Last post January 14, 2016, 0111 UTC
by CoolAM Radio

 

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