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
1012 Views
Last post March 25, 2012, 1225 UTC
by ChrisSmolinski
12 Replies
1407 Views
Last post January 23, 2022, 2157 UTC
by Orb
8 Replies
863 Views
Last post January 06, 2024, 2037 UTC
by Sarge94
0 Replies
512 Views
Last post December 09, 2020, 2318 UTC
by ChrisSmolinski
2 Replies
917 Views
Last post December 05, 2016, 2301 UTC
by jFarley
1 Replies
1077 Views
Last post February 11, 2015, 0047 UTC
by jFarley
4 Replies
1041 Views
Last post November 23, 2019, 2034 UTC
by Ct Yankee
1 Replies
1265 Views
Last post June 09, 2024, 1356 UTC
by N2MLP
2 Replies
956 Views
Last post December 29, 2017, 2058 UTC
by slowtrain
12 Replies
3175 Views
Last post October 10, 2014, 0233 UTC
by Markokpik
6 Replies
2691 Views
Last post November 21, 2013, 2340 UTC
by refmo
3 Replies
1720 Views
Last post December 24, 2011, 2145 UTC
by refmo
5 Replies
1302 Views
Last post November 03, 2021, 2148 UTC
by KMD3HR
0 Replies
738 Views
Last post August 24, 2013, 1301 UTC
by ChrisSmolinski
3 Replies
1048 Views
Last post March 22, 2016, 1926 UTC
by ChrisSmolinski
3 Replies
856 Views
Last post May 27, 2018, 1634 UTC
by Andrew Yoder
0 Replies
525 Views
Last post September 09, 2017, 1654 UTC
by ChrisSmolinski
6 Replies
884 Views
Last post September 02, 2022, 2213 UTC
by flexoman61
7 Replies
1702 Views
Last post December 31, 2015, 2252 UTC
by DimBulb
2 Replies
762 Views
Last post March 03, 2025, 2123 UTC
by Radiouser

 

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