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
11 Replies
3952 Views
Last post January 01, 2014, 0050 UTC
by Danoman
13 Replies
3952 Views
Last post August 01, 2015, 1823 UTC
by ByteBORG
14 Replies
3952 Views
Last post October 08, 2013, 1235 UTC
by Sealord
10 Replies
3953 Views
Last post April 15, 2012, 1550 UTC
by Sealord
4 Replies
3956 Views
Last post October 22, 2023, 1541 UTC
by Ct Yankee
17 Replies
3956 Views
Last post March 21, 2016, 0037 UTC
by Markokpik
9 Replies
3957 Views
Last post July 02, 2017, 1321 UTC
by fkradio
17 Replies
3958 Views
Last post February 17, 2019, 2120 UTC
by alf swe
16 Replies
3958 Views
Last post July 08, 2013, 1902 UTC
by ChrisSmolinski
KDOG 6925 USB 0003 UTC 1 September 2019

Started by bandarr3000 « 1 2 »

18 Replies
3958 Views
Last post September 01, 2019, 0250 UTC
by Treehouse SWL
13 Replies
3959 Views
Last post July 14, 2015, 0219 UTC
by refmo
5 Replies
3960 Views
Last post October 30, 2016, 1554 UTC
by ByteBORG
1 Replies
3961 Views
Last post February 20, 2011, 0030 UTC
by skeezix
2 Replies
3961 Views
Last post January 30, 2012, 0259 UTC
by weaksigs
5 Replies
3961 Views
Last post June 02, 2025, 0257 UTC
by Professor
9 Replies
3963 Views
Last post November 11, 2013, 0115 UTC
by LighthouseOhio
9 Replies
3965 Views
Last post November 24, 2013, 1932 UTC
by Mentholyptus
11 Replies
3966 Views
Last post September 28, 2017, 0019 UTC
by blw
29 Replies
3967 Views
Last post May 04, 2020, 0210 UTC
by dxace1
5 Replies
3969 Views
Last post October 30, 2016, 2132 UTC
by jFarley

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground Garden Flag
by MitchellTimeDesigns