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
1312 Views
Last post August 18, 2014, 1157 UTC
by Enigma Explorer
0 Replies
1376 Views
Last post August 18, 2014, 1329 UTC
by Enigma Explorer
2 Replies
2705 Views
Last post August 14, 2014, 1724 UTC
by Enigma Explorer
0 Replies
1067 Views
Last post August 14, 2014, 1731 UTC
by Enigma Explorer
0 Replies
1037 Views
Last post August 14, 2014, 1758 UTC
by Enigma Explorer
2 Replies
1837 Views
Last post March 13, 2015, 1841 UTC
by er1c
1 Replies
555 Views
Last post December 27, 2021, 1443 UTC
by Ct Yankee
0 Replies
438 Views
Last post December 27, 2021, 1845 UTC
by Erik Mattson
1 Replies
701 Views
Last post March 03, 2022, 2152 UTC
by East Troy Don
0 Replies
464 Views
Last post December 03, 2024, 0047 UTC
by Erik Mattson
0 Replies
451 Views
Last post January 13, 2022, 0214 UTC
by Erik Mattson
1 Replies
655 Views
Last post January 14, 2022, 2043 UTC
by East Troy Don
0 Replies
460 Views
Last post December 29, 2021, 1852 UTC
by Erik Mattson
9 Replies
1598 Views
Last post October 11, 2022, 1420 UTC
by Pigmeat
0 Replies
506 Views
Last post January 19, 2022, 1448 UTC
by Erik Mattson
1 Replies
766 Views
Last post February 27, 2022, 0150 UTC
by MDK2
0 Replies
616 Views
Last post March 11, 2022, 1347 UTC
by Erik Mattson
6 Replies
1558 Views
Last post February 18, 2022, 1757 UTC
by MDK2
1 Replies
832 Views
Last post February 15, 2024, 0357 UTC
by ChrisLobdell
5 Replies
4858 Views
Last post February 17, 2011, 0000 UTC
by cmradio

 

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