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
1912 Views
Last post September 25, 2017, 1825 UTC
by MDK2
1 Replies
656 Views
Last post December 05, 2021, 0400 UTC
by ~SIGINT~
3 Replies
613 Views
Last post December 04, 2022, 2108 UTC
by East Troy Don
0 Replies
854 Views
Last post October 23, 2017, 2232 UTC
by MDK2
0 Replies
745 Views
Last post January 20, 2018, 1913 UTC
by MDK2
0 Replies
465 Views
Last post February 27, 2022, 1706 UTC
by MDK2
1 Replies
888 Views
Last post December 17, 2016, 1008 UTC
by MDK2
0 Replies
942 Views
Last post May 31, 2016, 1158 UTC
by MDK2
4 Replies
495 Views
Last post August 12, 2023, 1743 UTC
by MDK2
0 Replies
842 Views
Last post September 05, 2018, 0407 UTC
by MDK2
1 Replies
660 Views
Last post March 15, 2021, 1835 UTC
by Ct Yankee
3 Replies
1029 Views
Last post June 02, 2019, 1302 UTC
by Ct Yankee
Vatican Radio

Started by MDK2

0 Replies
1021 Views
Last post May 19, 2016, 0316 UTC
by MDK2
1 Replies
708 Views
Last post November 17, 2023, 0229 UTC
by East Troy Don
2 Replies
778 Views
Last post February 17, 2024, 2352 UTC
by Ct Yankee
3 Replies
1215 Views
Last post February 04, 2021, 1522 UTC
by MDK2
0 Replies
793 Views
Last post October 06, 2016, 0054 UTC
by MDK2
1 Replies
770 Views
Last post January 21, 2018, 1841 UTC
by Ct Yankee
0 Replies
544 Views
Last post February 23, 2020, 1658 UTC
by MDK2
1 Replies
1093 Views
Last post November 02, 2016, 1712 UTC
by sat_dxer

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns