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
915 Views
Last post November 16, 2013, 1312 UTC
by ChrisSmolinski
0 Replies
530 Views
Last post December 02, 2017, 1649 UTC
by ChrisSmolinski
9 Replies
4548 Views
Last post July 21, 2016, 0425 UTC
by Pigmeat
2 Replies
1248 Views
Last post November 12, 2018, 1331 UTC
by ChrisSmolinski
1 Replies
1377 Views
Last post September 19, 2014, 1148 UTC
by ChrisSmolinski
2 Replies
1127 Views
Last post January 11, 2015, 0824 UTC
by Pigmeat
1 Replies
1080 Views
Last post April 12, 2014, 1421 UTC
by ChrisSmolinski
1 Replies
1026 Views
Last post May 16, 2013, 0044 UTC
by DeltaCharlie
0 Replies
734 Views
Last post December 31, 2013, 0008 UTC
by ChrisSmolinski
1 Replies
891 Views
Last post December 10, 2014, 0007 UTC
by hsmith77
0 Replies
826 Views
Last post July 03, 2014, 2343 UTC
by jFarley
3 Replies
1040 Views
Last post November 28, 2017, 1238 UTC
by ChrisSmolinski
1 Replies
1495 Views
Last post June 22, 2016, 1750 UTC
by jFarley
1 Replies
2498 Views
Last post May 27, 2008, 0207 UTC
by Pigmeat
0 Replies
662 Views
Last post July 04, 2017, 1243 UTC
by Skipmuck
0 Replies
738 Views
Last post August 02, 2012, 2129 UTC
by jFarley
2 Replies
1284 Views
Last post June 20, 2013, 0145 UTC
by Dr. Strangelove
5 Replies
1415 Views
Last post June 25, 2013, 2350 UTC
by glimmer twin
0 Replies
346 Views
Last post February 19, 2025, 1252 UTC
by ChrisSmolinski
1 Replies
644 Views
Last post May 17, 2020, 1211 UTC
by Skipmuck

 

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