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
812 Views
Last post January 17, 2016, 1348 UTC
by flexoman61
0 Replies
416 Views
Last post April 25, 2022, 1106 UTC
by Ct Yankee
0 Replies
379 Views
Last post September 14, 2024, 1049 UTC
by Ct Yankee
1 Replies
554 Views
Last post May 15, 2022, 1220 UTC
by ~SIGINT~
1 Replies
443 Views
Last post July 27, 2024, 1140 UTC
by N2MLP
0 Replies
517 Views
Last post April 16, 2022, 1024 UTC
by Ct Yankee
1 Replies
573 Views
Last post February 20, 2021, 1720 UTC
by MDK2
1 Replies
805 Views
Last post April 23, 2022, 1341 UTC
by MDK2
2 Replies
594 Views
Last post May 22, 2022, 0029 UTC
by Pigmeat
0 Replies
660 Views
Last post June 01, 2025, 1045 UTC
by SWLQSL
0 Replies
702 Views
Last post October 09, 2018, 1056 UTC
by IQ_imbalance
0 Replies
306 Views
Last post July 08, 2023, 1036 UTC
by Ct Yankee
0 Replies
293 Views
Last post July 22, 2023, 1036 UTC
by Ct Yankee
0 Replies
311 Views
Last post May 14, 2023, 1007 UTC
by Ct Yankee
0 Replies
363 Views
Last post February 22, 2025, 1317 UTC
by SWLQSL
2 Replies
737 Views
Last post December 31, 2021, 1817 UTC
by Ct Yankee
0 Replies
420 Views
Last post December 28, 2021, 1309 UTC
by Ct Yankee
2 Replies
445 Views
Last post February 15, 2023, 1321 UTC
by Davep
0 Replies
298 Views
Last post January 28, 2023, 1303 UTC
by Ct Yankee
1 Replies
728 Views
Last post July 03, 2021, 0941 UTC
by Matt_B

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns