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
1 Replies
593 Views
Last post February 21, 2023, 1512 UTC
by East Troy Don
0 Replies
619 Views
Last post February 03, 2023, 0434 UTC
by Ron - Calif.
2 Replies
620 Views
Last post March 25, 2023, 1802 UTC
by fpeconsultant
1 Replies
626 Views
Last post April 08, 2023, 0311 UTC
by Ron - Calif.
0 Replies
630 Views
Last post October 12, 2023, 1328 UTC
by Ron - Calif.
0 Replies
636 Views
Last post March 27, 2023, 2112 UTC
by Ron - Calif.
2 Replies
641 Views
Last post December 24, 2023, 1410 UTC
by RobRich
1 Replies
642 Views
Last post February 15, 2024, 2355 UTC
by N2MLP
1 Replies
649 Views
Last post May 02, 2023, 2015 UTC
by Ron - Calif.
0 Replies
650 Views
Last post July 08, 2023, 1850 UTC
by Ron - Calif.
0 Replies
652 Views
Last post March 28, 2023, 1755 UTC
by Ron - Calif.
0 Replies
660 Views
Last post June 01, 2023, 1218 UTC
by kris
3 Replies
662 Views
Last post February 06, 2023, 1530 UTC
by Pigmeat
3 Replies
671 Views
Last post November 10, 2023, 2241 UTC
by N2MLP
0 Replies
686 Views
Last post April 16, 2023, 1603 UTC
by fpeconsultant
6 Replies
686 Views
Last post February 23, 2024, 2136 UTC
by Ron - Calif.
0 Replies
716 Views
Last post January 11, 2024, 1849 UTC
by kris
Korea

Started by Ron - Calif.

2 Replies
717 Views
Last post March 05, 2023, 0033 UTC
by Ron - Calif.
2 Replies
721 Views
Last post May 06, 2023, 1826 UTC
by Ct Yankee
0 Replies
724 Views
Last post October 22, 2022, 1535 UTC
by Sealord

 

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