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
1123 Views
Last post February 10, 2023, 1324 UTC
by R4002
1 Replies
745 Views
Last post February 10, 2024, 1616 UTC
by N2MLP
0 Replies
861 Views
Last post March 10, 2023, 2129 UTC
by RobRich
0 Replies
735 Views
Last post December 13, 2022, 1049 UTC
by RobRich
0 Replies
844 Views
Last post January 13, 2023, 1403 UTC
by R4002
0 Replies
860 Views
Last post February 15, 2023, 1218 UTC
by RobRich
0 Replies
808 Views
Last post September 15, 2023, 1436 UTC
by RobRich
1 Replies
875 Views
Last post December 16, 2022, 1857 UTC
by R4002
1 Replies
721 Views
Last post December 18, 2023, 1420 UTC
by R4002
0 Replies
750 Views
Last post January 16, 2023, 1643 UTC
by RobRich
1 Replies
1058 Views
Last post September 19, 2023, 2334 UTC
by shadypyro
0 Replies
727 Views
Last post June 17, 2023, 0342 UTC
by RobRich
0 Replies
754 Views
Last post August 19, 2023, 2317 UTC
by RobRich
4 Replies
1236 Views
Last post December 19, 2022, 1858 UTC
by shadypyro
4 Replies
1416 Views
Last post February 02, 2023, 2301 UTC
by Grinch
2 Replies
860 Views
Last post October 02, 2022, 1507 UTC
by ChrisSmolinski
1 Replies
1060 Views
Last post December 20, 2022, 1603 UTC
by R4002
0 Replies
762 Views
Last post June 20, 2022, 1124 UTC
by RobRich
2 Replies
1070 Views
Last post August 23, 2023, 1136 UTC
by ChrisSmolinski
0 Replies
816 Views
Last post September 21, 2023, 1940 UTC
by RobRich

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns