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
660 Views
Last post August 19, 2023, 2317 UTC
by RobRich
2 Replies
886 Views
Last post August 23, 2023, 1136 UTC
by ChrisSmolinski
5 Replies
1544 Views
Last post August 30, 2023, 0833 UTC
by KandiKlover
0 Replies
654 Views
Last post August 31, 2023, 0933 UTC
by TRI International
0 Replies
790 Views
Last post September 05, 2023, 2022 UTC
by RobRich
0 Replies
613 Views
Last post September 10, 2023, 2023 UTC
by N2MLP
0 Replies
1025 Views
Last post September 10, 2023, 2035 UTC
by UtilitySeattle
0 Replies
723 Views
Last post September 15, 2023, 1436 UTC
by RobRich
1 Replies
985 Views
Last post September 19, 2023, 2334 UTC
by shadypyro
0 Replies
715 Views
Last post September 21, 2023, 1940 UTC
by RobRich
1 Replies
1028 Views
Last post September 30, 2023, 2036 UTC
by europirate
0 Replies
620 Views
Last post October 03, 2023, 1351 UTC
by ChrisSmolinski
0 Replies
664 Views
Last post October 03, 2023, 1455 UTC
by RobRich
0 Replies
876 Views
Last post October 03, 2023, 1605 UTC
by IrvingtonVFD43
3 Replies
1331 Views
Last post October 07, 2023, 1716 UTC
by Shortwave_Listener
2 Replies
1005 Views
Last post October 07, 2023, 1858 UTC
by N2MLP
0 Replies
771 Views
Last post October 08, 2023, 0103 UTC
by UtilitySeattle
0 Replies
824 Views
Last post October 08, 2023, 1804 UTC
by UtilitySeattle
0 Replies
809 Views
Last post October 10, 2023, 1955 UTC
by IrvingtonVFD43
0 Replies
665 Views
Last post October 12, 2023, 1231 UTC
by ChrisSmolinski

 

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