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
5 Replies
1438 Views
Last post November 22, 2014, 2124 UTC
by Tuco
5 Replies
1886 Views
Last post November 25, 2013, 1017 UTC
by Gino Italy
5 Replies
1927 Views
Last post November 23, 2014, 2159 UTC
by caodwolf
0 Replies
1594 Views
Last post November 24, 2013, 2055 UTC
by ChrisSmolinski
0 Replies
1159 Views
Last post November 24, 2013, 2219 UTC
by ChrisSmolinski
3 Replies
1158 Views
Last post November 22, 2014, 2006 UTC
by Tuco
0 Replies
1682 Views
Last post November 24, 2013, 2023 UTC
by Bucktail
1 Replies
413 Views
Last post November 23, 2023, 2113 UTC
by dxace1
3 Replies
655 Views
Last post November 22, 2023, 1339 UTC
by JustGreg
5 Replies
738 Views
Last post November 23, 2023, 0016 UTC
by William Hassig
1 Replies
863 Views
Last post November 20, 2016, 2247 UTC
by Markokpik
3 Replies
1090 Views
Last post November 20, 2016, 2004 UTC
by PirateSWL
4 Replies
1203 Views
Last post November 20, 2016, 1732 UTC
by Skipmuck
5 Replies
1269 Views
Last post November 20, 2016, 1507 UTC
by ByteBORG
3 Replies
4341 Views
Last post November 22, 2009, 2335 UTC
by Sealord
2 Replies
966 Views
Last post November 19, 2016, 2054 UTC
by aurora
3 Replies
1249 Views
Last post December 04, 2019, 0411 UTC
by Dude111
4 Replies
1210 Views
Last post December 19, 2017, 2303 UTC
by digitalmod
2 Replies
1326 Views
Last post September 04, 2017, 1647 UTC
by R4002
5 Replies
1911 Views
Last post October 10, 2018, 1312 UTC
by ChrisSmolinski

 

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