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
7 Replies
2950 Views
Last post September 18, 2013, 0212 UTC
by SingleSideburn
10 Replies
2952 Views
Last post March 11, 2017, 1724 UTC
by Josh
2 Replies
2953 Views
Last post March 29, 2018, 1625 UTC
by rayidideo
3 Replies
2955 Views
Last post December 27, 2008, 0610 UTC
by Zane
6 Replies
2956 Views
Last post February 26, 2016, 1919 UTC
by EliteData
7 Replies
2957 Views
Last post November 21, 2012, 1919 UTC
by sat_dxer
Reuters article on shortwave

Started by Fansome

2 Replies
2957 Views
Last post January 22, 2009, 1636 UTC
by bobby_blaze
5 Replies
2960 Views
Last post May 22, 2015, 1329 UTC
by Pigmeat
0 Replies
2961 Views
Last post September 13, 2008, 0641 UTC
by Fansome
9 Replies
2961 Views
Last post September 09, 2022, 2323 UTC
by UncleJohn
3 Replies
2964 Views
Last post April 20, 2009, 0104 UTC
by Fansome
7 Replies
2968 Views
Last post July 07, 2012, 1949 UTC
by ff
9 Replies
2969 Views
Last post April 30, 2018, 2013 UTC
by ThaDood
3 Replies
2970 Views
Last post April 29, 2025, 1148 UTC
by Ct Yankee
6 Replies
2974 Views
Last post February 17, 2016, 1515 UTC
by ka1iic
7 Replies
2976 Views
Last post January 07, 2014, 1741 UTC
by Osborne White
3 Replies
2982 Views
Last post April 12, 2011, 0602 UTC
by Zoidberg
0 Replies
2982 Views
Last post December 10, 2008, 1829 UTC
by corq
Propagation

Started by Fansome

1 Replies
2983 Views
Last post July 01, 2008, 0536 UTC
by Zoidberg
6 Replies
2987 Views
Last post June 23, 2015, 0102 UTC
by skeezix

 

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