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
8 Replies
2901 Views
Last post September 07, 2014, 1408 UTC
by Skipmuck
8 Replies
895 Views
Last post December 29, 2024, 0124 UTC
by refmo
8 Replies
2764 Views
Last post February 09, 2015, 2323 UTC
by ByteBORG
8 Replies
961 Views
Last post August 12, 2023, 0342 UTC
by bcoggs
8 Replies
1074 Views
Last post June 12, 2022, 2202 UTC
by Ct Yankee
8 Replies
1313 Views
Last post June 29, 2019, 2333 UTC
by William Hassig
8 Replies
2647 Views
Last post February 03, 2015, 0033 UTC
by ChrisSmolinski
8 Replies
1245 Views
Last post June 30, 2019, 2257 UTC
by Big Badfish Al
8 Replies
998 Views
Last post August 04, 2023, 1729 UTC
by ChrisSmolinski
8 Replies
1176 Views
Last post August 03, 2023, 1721 UTC
by KMD3HR
8 Replies
2124 Views
Last post November 24, 2017, 2251 UTC
by Kilokat7
8 Replies
841 Views
Last post August 03, 2023, 0220 UTC
by KMD3HR
8 Replies
2040 Views
Last post November 23, 2017, 2324 UTC
by Ray Lalleu
8 Replies
2096 Views
Last post June 23, 2019, 1246 UTC
by ChrisSmolinski
8 Replies
926 Views
Last post July 30, 2023, 0338 UTC
by ~SIGINT~
8 Replies
1666 Views
Last post June 17, 2019, 0120 UTC
by PRO2006
8 Replies
3683 Views
Last post January 26, 2015, 1650 UTC
by curious george
8 Replies
1249 Views
Last post December 21, 2024, 2246 UTC
by Ron Hunsicker
8 Replies
2155 Views
Last post June 24, 2019, 1601 UTC
by LighthouseOhio
8 Replies
1104 Views
Last post June 11, 2022, 2305 UTC
by Peter Worth

 

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