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
8 Replies
1516 Views
Last post November 30, 2023, 1002 UTC
by TRI International
0 Replies
958 Views
Last post October 26, 2017, 2002 UTC
by ChrisSmolinski
0 Replies
478 Views
Last post February 09, 2025, 1419 UTC
by ChrisSmolinski
1 Replies
568 Views
Last post January 10, 2021, 1804 UTC
by Bali_Frank
2 Replies
846 Views
Last post August 20, 2019, 0011 UTC
by PirateSWL
3 Replies
1063 Views
Last post January 12, 2020, 1115 UTC
by ChrisSmolinski
2 Replies
1356 Views
Last post August 04, 2019, 1152 UTC
by Skipmuck
1 Replies
1275 Views
Last post June 05, 2017, 2307 UTC
by Skipmuck
5 Replies
1275 Views
Last post December 02, 2019, 2339 UTC
by Pigmeat
4 Replies
576 Views
Last post November 15, 2024, 1438 UTC
by Radiouser
1 Replies
437 Views
Last post January 21, 2024, 2157 UTC
by Ct Yankee
0 Replies
1143 Views
Last post May 26, 2014, 1614 UTC
by ChrisSmolinski
3 Replies
640 Views
Last post June 11, 2023, 1316 UTC
by DXrafaelcolDX
3 Replies
2026 Views
Last post November 07, 2013, 0145 UTC
by jFarley
1 Replies
586 Views
Last post July 30, 2021, 2010 UTC
by Bali_Frank
2 Replies
659 Views
Last post February 06, 2021, 2304 UTC
by refmo
0 Replies
716 Views
Last post August 13, 2018, 2121 UTC
by ChrisSmolinski
1 Replies
703 Views
Last post March 05, 2020, 1918 UTC
by Josh
0 Replies
739 Views
Last post October 26, 2017, 1953 UTC
by ChrisSmolinski
4 Replies
1259 Views
Last post March 17, 2019, 1959 UTC
by PirateSWL

 

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