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
825 Views
Last post June 04, 2016, 0007 UTC
by Ct Yankee
0 Replies
694 Views
Last post June 22, 2018, 0057 UTC
by skeezix
1 Replies
770 Views
Last post May 31, 2021, 0011 UTC
by sat_dxer
0 Replies
397 Views
Last post February 12, 2023, 0048 UTC
by East Troy Don
0 Replies
428 Views
Last post February 15, 2025, 0014 UTC
by SWLQSL
0 Replies
516 Views
Last post March 15, 2022, 0050 UTC
by nycrich425
8 Replies
1338 Views
Last post December 10, 2022, 0044 UTC
by Ct Yankee
1 Replies
844 Views
Last post March 08, 2021, 1438 UTC
by East Troy Don
1 Replies
3453 Views
Last post August 05, 2016, 2210 UTC
by CrackedLCD
0 Replies
1018 Views
Last post January 04, 2017, 2353 UTC
by Rafman
0 Replies
646 Views
Last post June 24, 2018, 1327 UTC
by Daniel Wyllyans
0 Replies
614 Views
Last post April 14, 2025, 1036 UTC
by SWLQSL
0 Replies
643 Views
Last post February 12, 2025, 1046 UTC
by SWLQSL
0 Replies
874 Views
Last post September 10, 2025, 1133 UTC
by SWLQSL
0 Replies
569 Views
Last post October 07, 2020, 1035 UTC
by ChrisSmolinski
0 Replies
630 Views
Last post April 29, 2023, 0026 UTC
by Paul B. Walker, Jr.
0 Replies
661 Views
Last post February 03, 2018, 1109 UTC
by Ct Yankee
0 Replies
440 Views
Last post February 05, 2023, 1056 UTC
by Ct Yankee
2 Replies
683 Views
Last post February 23, 2023, 1051 UTC
by Ct Yankee
2 Replies
1181 Views
Last post March 28, 2024, 0341 UTC
by Paul B. Walker, Jr.

 

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