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
1049 Views
Last post March 28, 2024, 2037 UTC
by dxbruelhart
2 Replies
1071 Views
Last post March 27, 2024, 2334 UTC
by skeezix
0 Replies
687 Views
Last post March 27, 2024, 0211 UTC
by skeezix
1 Replies
1034 Views
Last post March 24, 2024, 1015 UTC
by europirate
4 Replies
2006 Views
Last post March 22, 2024, 1953 UTC
by NQC
0 Replies
803 Views
Last post March 22, 2024, 0119 UTC
by n2avh
8 Replies
2645 Views
Last post March 11, 2024, 1345 UTC
by flexoman61
0 Replies
807 Views
Last post March 02, 2024, 0949 UTC
by pinto vortando
1 Replies
820 Views
Last post March 02, 2024, 0941 UTC
by pinto vortando
0 Replies
684 Views
Last post February 27, 2024, 0238 UTC
by n2avh
0 Replies
664 Views
Last post February 24, 2024, 0438 UTC
by n2avh
2 Replies
972 Views
Last post February 20, 2024, 0303 UTC
by Molvania Poacher
1 Replies
1066 Views
Last post February 19, 2024, 0951 UTC
by pinto vortando
8 Replies
5811 Views
Last post February 05, 2024, 1201 UTC
by JW
0 Replies
1249 Views
Last post January 10, 2024, 0608 UTC
by Paul B. Walker, Jr.
1 Replies
792 Views
Last post January 09, 2024, 1501 UTC
by Paul B. Walker, Jr.
1 Replies
1289 Views
Last post December 25, 2023, 0432 UTC
by pinto vortando
2 Replies
934 Views
Last post December 23, 2023, 2233 UTC
by The_Snow
2 Replies
1009 Views
Last post December 19, 2023, 1153 UTC
by Ct Yankee
2 Replies
1103 Views
Last post December 15, 2023, 1432 UTC
by Ct Yankee

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns