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
708 Views
Last post October 15, 2017, 0154 UTC
by Skipmuck
12 Replies
1534 Views
Last post June 13, 2020, 0338 UTC
by WREC RadioFreeEastCoast
0 Replies
498 Views
Last post December 21, 2021, 1013 UTC
by Skipmuck
20 Replies
4740 Views
Last post July 03, 2016, 1456 UTC
by ChrisSmolinski
1 Replies
1156 Views
Last post August 13, 2014, 0049 UTC
by ChrisSmolinski
1 Replies
840 Views
Last post March 29, 2016, 0016 UTC
by ChrisSmolinski
2 Replies
977 Views
Last post September 15, 2017, 2242 UTC
by DimBulb
10 Replies
849 Views
Last post September 09, 2022, 2342 UTC
by JustGreg
13 Replies
2213 Views
Last post February 18, 2018, 1844 UTC
by MDK2
3 Replies
806 Views
Last post January 11, 2023, 1220 UTC
by ChrisSmolinski
4 Replies
1009 Views
Last post June 14, 2020, 2111 UTC
by blw
9 Replies
1114 Views
Last post December 25, 2021, 1413 UTC
by Radio Star
9 Replies
1349 Views
Last post July 18, 2020, 2237 UTC
by Horizon AM
0 Replies
506 Views
Last post December 03, 2017, 1441 UTC
by Skipmuck
21 Replies
1788 Views
Last post June 11, 2023, 0125 UTC
by Molvania Poacher
11 Replies
1111 Views
Last post March 06, 2023, 0308 UTC
by ChrisLobdell
0 Replies
512 Views
Last post May 24, 2020, 1208 UTC
by Skipmuck
5 Replies
1562 Views
Last post January 21, 2017, 1641 UTC
by refmo
0 Replies
405 Views
Last post February 07, 2021, 1855 UTC
by Skipmuck
1 Replies
1190 Views
Last post October 28, 2017, 2142 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