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
6 Replies
1054 Views
Last post December 25, 2021, 1414 UTC
by FTU Alumnus
8 Replies
1567 Views
Last post December 25, 2021, 1451 UTC
by PghScanner
4 Replies
1559 Views
Last post December 25, 2021, 1839 UTC
by Charlie_Dont_Surf
2 Replies
638 Views
Last post December 25, 2021, 1859 UTC
by Brixx
2 Replies
605 Views
Last post December 25, 2021, 1920 UTC
by Brixx
3 Replies
801 Views
Last post December 25, 2021, 1959 UTC
by TRI International
3 Replies
761 Views
Last post December 25, 2021, 2126 UTC
by refmo
21 Replies
3002 Views
Last post December 25, 2021, 2159 UTC
by ~SIGINT~
4 Replies
1073 Views
Last post December 26, 2021, 0118 UTC
by ChrisLobdell
7 Replies
1173 Views
Last post December 26, 2021, 0121 UTC
by vamtnlion
3 Replies
948 Views
Last post December 26, 2021, 0251 UTC
by Bali_Frank
1 Replies
729 Views
Last post December 26, 2021, 0349 UTC
by Bali_Frank
0 Replies
508 Views
Last post December 26, 2021, 1336 UTC
by ChrisSmolinski
7 Replies
1231 Views
Last post December 26, 2021, 2219 UTC
by StrayRF
7 Replies
1229 Views
Last post December 27, 2021, 0209 UTC
by myteaquinn
1 Replies
669 Views
Last post December 27, 2021, 0230 UTC
by blw
2 Replies
792 Views
Last post December 27, 2021, 0335 UTC
by radiorandy
4 Replies
885 Views
Last post December 27, 2021, 2255 UTC
by Andrew Yoder
3 Replies
945 Views
Last post December 27, 2021, 2336 UTC
by blw
3 Replies
941 Views
Last post December 28, 2021, 2152 UTC
by Traveling Wave

 

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