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
4 Replies
1272 Views
Last post August 03, 2013, 1255 UTC
by hsmith77
3 Replies
807 Views
Last post December 15, 2019, 2103 UTC
by Treehouse SWL
0 Replies
607 Views
Last post September 06, 2016, 1436 UTC
by ChrisSmolinski
0 Replies
680 Views
Last post March 06, 2019, 2032 UTC
by ChrisSmolinski
8 Replies
1678 Views
Last post December 19, 2015, 2223 UTC
by DocSlop
3 Replies
1612 Views
Last post September 18, 2015, 0151 UTC
by jFarley
3 Replies
766 Views
Last post May 29, 2020, 2153 UTC
by Ct Yankee
15 Replies
3163 Views
Last post January 29, 2017, 0040 UTC
by Davep
7 Replies
2231 Views
Last post September 25, 2017, 0228 UTC
by Markokpik
6 Replies
2327 Views
Last post May 24, 2014, 0250 UTC
by radio_cosmo
7 Replies
1993 Views
Last post January 12, 2016, 2124 UTC
by hsmith77
0 Replies
769 Views
Last post June 20, 2017, 1341 UTC
by ChrisSmolinski
7 Replies
1121 Views
Last post May 08, 2022, 2200 UTC
by Skipmuck
2 Replies
1194 Views
Last post October 19, 2016, 0313 UTC
by JoeFLIPS
1 Replies
912 Views
Last post December 09, 2014, 0110 UTC
by jFarley
1 Replies
997 Views
Last post January 05, 2014, 1740 UTC
by jFarley
0 Replies
1098 Views
Last post October 31, 2009, 1331 UTC
by ChrisSmolinski
3 Replies
1148 Views
Last post October 12, 2013, 2230 UTC
by DeltaCharlie
1 Replies
768 Views
Last post July 23, 2018, 2310 UTC
by PirateSWL
3 Replies
1168 Views
Last post November 03, 2017, 2037 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 Garden Flag
by MitchellTimeDesigns