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
1 Replies
775 Views
Last post October 24, 2016, 1635 UTC
by ChrisSmolinski
1 Replies
1068 Views
Last post October 09, 2014, 2024 UTC
by ChrisSmolinski
1 Replies
1244 Views
Last post October 17, 2016, 1236 UTC
by ChrisSmolinski
1 Replies
1003 Views
Last post September 14, 2017, 0046 UTC
by ChrisLobdell
1 Replies
1343 Views
Last post December 01, 2014, 0302 UTC
by Rafman
1 Replies
1103 Views
Last post December 13, 2015, 0051 UTC
by nyte_owl
1 Replies
773 Views
Last post April 17, 2018, 0210 UTC
by PirateSWL
1 Replies
844 Views
Last post October 13, 2016, 2343 UTC
by hsmith77
1 Replies
924 Views
Last post November 10, 2016, 1920 UTC
by ChrisSmolinski
1 Replies
1435 Views
Last post November 01, 2014, 1829 UTC
by ChrisSmolinski
1 Replies
1664 Views
Last post October 07, 2015, 0218 UTC
by JoeFLIPS
1 Replies
903 Views
Last post September 21, 2017, 2026 UTC
by ChrisSmolinski
1 Replies
1320 Views
Last post October 01, 2014, 2018 UTC
by jFarley
1 Replies
1283 Views
Last post October 13, 2014, 1925 UTC
by jFarley
1 Replies
546 Views
Last post May 19, 2018, 1839 UTC
by PirateSWL
1 Replies
1298 Views
Last post January 01, 2014, 0536 UTC
by S. McArdle
1 Replies
703 Views
Last post June 18, 2018, 1454 UTC
by ChrisSmolinski
1 Replies
622 Views
Last post October 22, 2020, 1535 UTC
by ChrisSmolinski
1 Replies
545 Views
Last post November 28, 2017, 0009 UTC
by refmo
1 Replies
526 Views
Last post June 17, 2018, 2301 UTC
by Skipmuck

 

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