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
4 Replies
1111 Views
Last post November 11, 2019, 1723 UTC
by East Troy Don
4 Replies
1112 Views
Last post March 10, 2021, 1501 UTC
by Ct Yankee
1 Replies
645 Views
Last post June 26, 2019, 0854 UTC
by Ray Lalleu
4 Replies
858 Views
Last post June 15, 2020, 2352 UTC
by Skipmuck
1 Replies
1381 Views
Last post November 30, 2018, 0132 UTC
by East Troy Don
0 Replies
1092 Views
Last post September 23, 2016, 1034 UTC
by Teotwaki
WTWW 5085 KHz

Started by Teotwaki

2 Replies
1991 Views
Last post January 28, 2017, 0601 UTC
by Teotwaki
WTWW 5085

Started by Teotwaki

2 Replies
1014 Views
Last post August 18, 2021, 0313 UTC
by Teotwaki
WTWW 5085 KHz

Started by Teotwaki

2 Replies
1306 Views
Last post July 07, 2018, 0450 UTC
by Teotwaki
9395 KHz WRMI

Started by Teotwaki

0 Replies
920 Views
Last post July 17, 2019, 0349 UTC
by Teotwaki
0 Replies
461 Views
Last post July 25, 2023, 1342 UTC
by Teotwaki
5085 KHz WTWW

Started by Teotwaki

3 Replies
1692 Views
Last post July 17, 2019, 0401 UTC
by Teotwaki
7 Replies
2915 Views
Last post October 09, 2016, 0353 UTC
by Teotwaki
0 Replies
1265 Views
Last post September 01, 2017, 0122 UTC
by Teotwaki
WTWW 5085

Started by Teotwaki

6 Replies
3008 Views
Last post April 07, 2020, 0345 UTC
by Teotwaki
0 Replies
1322 Views
Last post February 24, 2016, 1709 UTC
by Teotwaki
9580 KHz

Started by Teotwaki

0 Replies
1675 Views
Last post December 24, 2016, 1730 UTC
by Teotwaki
1 Replies
1320 Views
Last post March 02, 2025, 1855 UTC
by Ct Yankee
0 Replies
512 Views
Last post February 15, 2025, 0500 UTC
by tech53
2 Replies
2122 Views
Last post March 20, 2025, 1755 UTC
by Treehouse SWL

 

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