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
881 Views
Last post October 17, 2009, 1448 UTC
by ChrisSmolinski
6924.72 AM RTN 1830Z

Started by BOR

0 Replies
657 Views
Last post December 28, 2012, 1834 UTC
by BOR
0 Replies
401 Views
Last post June 13, 2020, 1251 UTC
by ChrisSmolinski
7 Replies
1793 Views
Last post March 04, 2012, 0159 UTC
by Markokpik
0 Replies
1451 Views
Last post October 05, 2008, 2339 UTC
by corq
0 Replies
1047 Views
Last post November 27, 2009, 0645 UTC
by TX Ears
0 Replies
997 Views
Last post March 28, 2010, 2336 UTC
by The Web
0 Replies
948 Views
Last post July 20, 2010, 0207 UTC
by SW-J
3 Replies
2459 Views
Last post October 12, 2008, 0436 UTC
by Sealord
0 Replies
1102 Views
Last post July 20, 2010, 0320 UTC
by SW-J
5 Replies
1598 Views
Last post July 07, 2010, 0432 UTC
by Fansome
1 Replies
1256 Views
Last post January 30, 2010, 0008 UTC
by MrHellion
6925

Started by rdla4

5 Replies
1416 Views
Last post August 07, 2012, 0117 UTC
by ChrisLobde
2 Replies
1025 Views
Last post October 21, 2012, 1338 UTC
by jFarley
6925 unid

Started by DOCTOR

0 Replies
975 Views
Last post December 25, 2009, 1353 UTC
by DOCTOR
7 Replies
1924 Views
Last post April 04, 2014, 1159 UTC
by ChrisSmolinski
0 Replies
3012 Views
Last post March 20, 2008, 2234 UTC
by corq
0 Replies
798 Views
Last post August 27, 2010, 0153 UTC
by Zoidberg
0 Replies
948 Views
Last post December 13, 2009, 0901 UTC
by The Web
1 Replies
1089 Views
Last post December 14, 2009, 0134 UTC
by Zoidberg

 

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