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
826 Views
Last post August 05, 2023, 0315 UTC
by hsmith77
12 Replies
1011 Views
Last post August 05, 2023, 0157 UTC
by Shortwave_Listener
6 Replies
623 Views
Last post August 04, 2023, 2124 UTC
by N2MLP
0 Replies
280 Views
Last post August 04, 2023, 1837 UTC
by ChrisSmolinski
8 Replies
865 Views
Last post August 04, 2023, 1729 UTC
by ChrisSmolinski
1 Replies
292 Views
Last post August 04, 2023, 1720 UTC
by Ct Yankee
12 Replies
946 Views
Last post August 03, 2023, 2352 UTC
by Ray Lalleu
3 Replies
395 Views
Last post August 03, 2023, 2125 UTC
by Skipmuck
1 Replies
361 Views
Last post August 03, 2023, 2008 UTC
by Ron - Calif.
8 Replies
1036 Views
Last post August 03, 2023, 1721 UTC
by KMD3HR
0 Replies
278 Views
Last post August 03, 2023, 0711 UTC
by Shortwave_Listener
11 Replies
1100 Views
Last post August 03, 2023, 0246 UTC
by Shortwave_Listener
8 Replies
689 Views
Last post August 03, 2023, 0220 UTC
by KMD3HR
14 Replies
1161 Views
Last post August 03, 2023, 0152 UTC
by ChrisLobdell
10 Replies
954 Views
Last post August 03, 2023, 0122 UTC
by Sarge94
3 Replies
428 Views
Last post August 03, 2023, 0054 UTC
by Shortwave_Listener
1 Replies
431 Views
Last post August 02, 2023, 2220 UTC
by N2MLP
0 Replies
283 Views
Last post August 02, 2023, 2148 UTC
by ChrisSmolinski
0 Replies
278 Views
Last post August 02, 2023, 2113 UTC
by ChrisSmolinski
5 Replies
566 Views
Last post August 02, 2023, 2112 UTC
by ChrisSmolinski

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground Garden Flag
by MitchellTimeDesigns