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
1049 Views
Last post October 25, 2016, 1751 UTC
by CoolAM Radio
0 Replies
1049 Views
Last post March 07, 2013, 1829 UTC
by ChrisSmolinski
0 Replies
1049 Views
Last post April 24, 2014, 1837 UTC
by Fansome
0 Replies
1049 Views
Last post May 15, 2019, 1657 UTC
by ChrisSmolinski
0 Replies
1049 Views
Last post November 25, 2013, 1831 UTC
by ChrisSmolinski
0 Replies
1049 Views
Last post July 10, 2014, 2311 UTC
by atrainradio
1 Replies
1049 Views
Last post February 29, 2016, 1653 UTC
by Pigmeat
0 Replies
1048 Views
Last post September 05, 2021, 0109 UTC
by NQC
0 Replies
1048 Views
Last post July 12, 2014, 1440 UTC
by atrainradio
0 Replies
1048 Views
Last post October 06, 2016, 2107 UTC
by PirateSWL
Propagation

Started by Fansome

0 Replies
1048 Views
Last post February 28, 2014, 1815 UTC
by Fansome
0 Replies
1048 Views
Last post March 24, 2015, 2354 UTC
by Fansome
0 Replies
1048 Views
Last post July 25, 2024, 0600 UTC
by DJ Bones
Propagation

Started by Fansome

0 Replies
1047 Views
Last post December 06, 2014, 0055 UTC
by Fansome
0 Replies
1047 Views
Last post October 11, 2016, 1317 UTC
by Oliver
0 Replies
1047 Views
Last post November 21, 2017, 1906 UTC
by CoolAM Radio
0 Replies
1047 Views
Last post July 31, 2015, 1309 UTC
by CoolAM Radio
0 Replies
1047 Views
Last post August 29, 2013, 2120 UTC
by ChrisSmolinski
0 Replies
1047 Views
Last post April 13, 2015, 1928 UTC
by CoolAM Radio
Help ID RFI

Started by kd2bbw

1 Replies
1047 Views
Last post March 21, 2017, 1554 UTC
by Josh

 

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