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
1352 Views
Last post October 23, 2013, 1350 UTC
by Sealord
0 Replies
781 Views
Last post April 02, 2016, 1625 UTC
by vhavrilko
S06s_9296 kHz_0530-0535_03-30-2016

Started by vhavrilko

0 Replies
807 Views
Last post April 02, 2016, 1616 UTC
by vhavrilko
1 Replies
1156 Views
Last post November 05, 2021, 0004 UTC
by kris
0 Replies
874 Views
Last post September 10, 2021, 1321 UTC
by orourkeda
0 Replies
977 Views
Last post October 15, 2021, 1105 UTC
by orourkeda
0 Replies
926 Views
Last post October 12, 2021, 1207 UTC
by orourkeda
12 Replies
4450 Views
Last post November 02, 2024, 1957 UTC
by orourkeda
S11a

Started by Ary-B

0 Replies
1317 Views
Last post July 21, 2014, 0717 UTC
by Ary-B
0 Replies
842 Views
Last post February 03, 2023, 1411 UTC
by kris
0 Replies
954 Views
Last post November 08, 2022, 1413 UTC
by kris
0 Replies
949 Views
Last post February 08, 2022, 2334 UTC
by kris
7 Replies
1435 Views
Last post April 28, 2023, 1534 UTC
by kris
0 Replies
971 Views
Last post November 22, 2014, 2059 UTC
by vhavrilko
0 Replies
799 Views
Last post March 28, 2016, 0319 UTC
by vhavrilko
3 Replies
1308 Views
Last post March 01, 2025, 0708 UTC
by tiNG
S11a 16112 kHz 03-20-14 1015-1018

Started by vhavrilko

0 Replies
1039 Views
Last post March 20, 2014, 1326 UTC
by vhavrilko
3 Replies
2289 Views
Last post November 11, 2016, 1054 UTC
by Ary-B
0 Replies
1029 Views
Last post July 25, 2018, 2000 UTC
by skeezix
2 Replies
4261 Views
Last post February 13, 2010, 0327 UTC
by Sealord

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns