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
0 Replies
564 Views
Last post January 20, 2021, 1936 UTC
by kris
0 Replies
847 Views
Last post October 08, 2018, 1211 UTC
by R4002
0 Replies
1228 Views
Last post January 30, 2013, 0155 UTC
by jFarley
2 Replies
2900 Views
Last post May 30, 2016, 2024 UTC
by EA2NR
2 Replies
1376 Views
Last post December 21, 2014, 1806 UTC
by ChrisSmolinski
1 Replies
1031 Views
Last post December 24, 2016, 1947 UTC
by Rafman
2 Replies
1323 Views
Last post March 24, 2013, 0018 UTC
by Chanter
0 Replies
1080 Views
Last post February 20, 2012, 1253 UTC
by Sealord
2 Replies
1466 Views
Last post November 03, 2012, 1527 UTC
by Sealord
0 Replies
815 Views
Last post April 14, 2017, 0121 UTC
by R4002
0 Replies
931 Views
Last post January 21, 2013, 1934 UTC
by ChrisSmolinski
2 Replies
1734 Views
Last post June 05, 2016, 2057 UTC
by EA2NR
2 Replies
1412 Views
Last post January 07, 2013, 2122 UTC
by Rockpicker
0 Replies
912 Views
Last post March 26, 2014, 0115 UTC
by N8OOU
2 Replies
1205 Views
Last post August 26, 2013, 1418 UTC
by Token
1 Replies
1085 Views
Last post April 06, 2014, 2231 UTC
by Dag
0 Replies
1111 Views
Last post September 24, 2016, 1153 UTC
by loul
3 Replies
1492 Views
Last post December 25, 2015, 0212 UTC
by myteaquinn
0 Replies
847 Views
Last post November 17, 2016, 0232 UTC
by MDK2
1 Replies
1140 Views
Last post May 31, 2013, 0230 UTC
by Bowman1

 

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