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
785 Views
Last post December 20, 2020, 1748 UTC
by East Troy Don
1 Replies
856 Views
Last post November 02, 2020, 1443 UTC
by East Troy Don
1 Replies
1330 Views
Last post September 06, 2015, 1254 UTC
by flexoman61
WBCQ 5442 AM 1658 UTC 11-OCT-2020

Started by vhavrilko

1 Replies
668 Views
Last post October 12, 2020, 2256 UTC
by Ct Yankee
an indication maybe...

Started by Nella F.

1 Replies
1414 Views
Last post September 03, 2015, 0017 UTC
by Chanter
1 Replies
1349 Views
Last post September 03, 2015, 0015 UTC
by Chanter
1 Replies
835 Views
Last post February 09, 2021, 1958 UTC
by East Troy Don
1 Replies
673 Views
Last post September 25, 2020, 1935 UTC
by East Troy Don
1 Replies
1709 Views
Last post August 28, 2015, 1735 UTC
by Pigmeat
1 Replies
850 Views
Last post September 19, 2020, 2048 UTC
by ChrisLobdell
1 Replies
1649 Views
Last post September 06, 2015, 1803 UTC
by atrainradio
1 Replies
845 Views
Last post September 12, 2020, 1928 UTC
by MDK2
1 Replies
799 Views
Last post March 07, 2021, 0612 UTC
by ~SIGINT~
1 Replies
861 Views
Last post September 01, 2020, 1850 UTC
by Curt
1 Replies
733 Views
Last post September 13, 2020, 2019 UTC
by ddasty
1 Replies
800 Views
Last post August 20, 2020, 2317 UTC
by Ct Yankee
1 Replies
693 Views
Last post August 20, 2020, 2341 UTC
by Ct Yankee
1 Replies
1695 Views
Last post August 09, 2015, 0638 UTC
by RNI
1 Replies
950 Views
Last post October 04, 2020, 1325 UTC
by East Troy Don
1 Replies
1623 Views
Last post July 31, 2015, 2056 UTC
by SW Observer

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground Garden Flag
by MitchellTimeDesigns