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
1285 Views
Last post November 16, 2014, 1551 UTC
by vhavrilko
0 Replies
1612 Views
Last post January 30, 2014, 0329 UTC
by pjennings
S06 5317 kHz 03-15-14 2000-2004

Started by vhavrilko

0 Replies
1014 Views
Last post March 15, 2014, 2129 UTC
by vhavrilko
0 Replies
1253 Views
Last post November 16, 2014, 1557 UTC
by vhavrilko
0 Replies
1804 Views
Last post November 30, 2013, 1641 UTC
by Token
0 Replies
1631 Views
Last post November 30, 2013, 2109 UTC
by SW Observer
E11 8186 kHz 03-15-14 2005-2008

Started by vhavrilko

0 Replies
982 Views
Last post March 15, 2014, 2133 UTC
by vhavrilko
E11 15632 12-02-13 1540z

Started by 07code04stalker1776

0 Replies
1940 Views
Last post December 02, 2013, 1733 UTC
by 07code04stalker1776
0 Replies
1446 Views
Last post November 16, 2014, 1905 UTC
by vhavrilko
0 Replies
1261 Views
Last post November 18, 2014, 0023 UTC
by vhavrilko
0 Replies
1992 Views
Last post December 12, 2013, 0301 UTC
by SW Observer
0 Replies
5238 Views
Last post December 14, 2013, 0625 UTC
by RobRich
0 Replies
1477 Views
Last post December 22, 2013, 1722 UTC
by glimmer twin
0 Replies
5064 Views
Last post December 22, 2013, 2226 UTC
by SW Observer
0 Replies
1697 Views
Last post December 25, 2013, 1939 UTC
by SW Observer
0 Replies
1485 Views
Last post December 28, 2013, 1745 UTC
by SW Observer
0 Replies
1302 Views
Last post November 18, 2014, 0024 UTC
by vhavrilko
0 Replies
1379 Views
Last post December 30, 2013, 1455 UTC
by Token
V13 8300 kHz 1200-1230 03-16-14

Started by vhavrilko

0 Replies
992 Views
Last post March 16, 2014, 1239 UTC
by vhavrilko
0 Replies
366 Views
Last post July 04, 2025, 2222 UTC
by kris

 

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