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 permissable in your locale.

Subject / Started by Last post
4 Replies
1667 Views
Last post October 28, 2015, 0129 UTC
by MrMomB
4 Replies
1641 Views
Last post April 07, 2014, 0017 UTC
by Dr Smoke
4 Replies
1415 Views
Last post April 06, 2019, 1127 UTC
by cj468
4 Replies
13801 Views
Last post August 12, 2019, 1818 UTC
by Josh
4 Replies
1677 Views
Last post April 06, 2014, 0120 UTC
by glimmer twin
4 Replies
2022 Views
Last post December 28, 2012, 1719 UTC
by radioreddz
4 Replies
2865 Views
Last post July 31, 2016, 2251 UTC
by ChrisSmolinski
4 Replies
2117 Views
Last post December 11, 2013, 1744 UTC
by OldSeaRock
CW 6933 2115 01/03/2013

Started by ETM71

4 Replies
1976 Views
Last post January 04, 2013, 1546 UTC
by Token
4 Replies
2219 Views
Last post January 08, 2013, 2332 UTC
by Pigmeat
4 Replies
2542 Views
Last post July 30, 2014, 1533 UTC
by glimmer twin
4 Replies
1978 Views
Last post December 24, 2014, 1808 UTC
by jFarley
4 Replies
794 Views
Last post December 13, 2021, 2331 UTC
by nitrohax
4 Replies
543 Views
Last post May 28, 2022, 2108 UTC
by kris
4 Replies
368 Views
Last post November 30, 2022, 2127 UTC
by Pigmeat
4 Replies
2302 Views
Last post February 28, 2013, 2117 UTC
by skeezix
4 Replies
2167 Views
Last post May 25, 2017, 1554 UTC
by Josh
4 Replies
521 Views
Last post September 20, 2022, 0150 UTC
by Sealord
4 Replies
2087 Views
Last post November 26, 2013, 2043 UTC
by SW Observer
4 Replies
4609 Views
Last post December 07, 2013, 0314 UTC
by OldSeaRock

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns