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
2 Replies
3840 Views
Last post February 08, 2017, 1808 UTC
by GuidoS
0 Replies
2429 Views
Last post May 01, 2018, 1114 UTC
by ChrisSmolinski
0 Replies
3964 Views
Last post July 20, 2014, 1531 UTC
by ChrisSmolinski
0 Replies
2579 Views
Last post May 09, 2018, 2242 UTC
by ChrisSmolinski
2 Replies
5723 Views
Last post December 18, 2015, 2039 UTC
by JoeFLIPS
0 Replies
2217 Views
Last post October 06, 2019, 1515 UTC
by ChrisSmolinski
0 Replies
2623 Views
Last post June 25, 2018, 2217 UTC
by ChrisSmolinski
0 Replies
2388 Views
Last post July 25, 2021, 1918 UTC
by ChrisSmolinski
0 Replies
3652 Views
Last post February 21, 2024, 2200 UTC
by ChrisSmolinski
0 Replies
3332 Views
Last post August 03, 2014, 1713 UTC
by ChrisSmolinski
0 Replies
2214 Views
Last post October 31, 2019, 1237 UTC
by ChrisSmolinski
0 Replies
2002 Views
Last post August 24, 2021, 1336 UTC
by ChrisSmolinski
6 Replies
10329 Views
Last post November 17, 2019, 1639 UTC
by ChrisSmolinski
0 Replies
2127 Views
Last post September 07, 2021, 2038 UTC
by ChrisSmolinski
0 Replies
3195 Views
Last post May 24, 2017, 2243 UTC
by ChrisSmolinski
0 Replies
2575 Views
Last post August 02, 2018, 2024 UTC
by ChrisSmolinski
0 Replies
2854 Views
Last post June 11, 2017, 1710 UTC
by ChrisSmolinski
2 Replies
8541 Views
Last post August 05, 2024, 1859 UTC
by ChrisSmolinski
0 Replies
5032 Views
Last post September 12, 2014, 1405 UTC
by ChrisSmolinski
1 Replies
5306 Views
Last post December 04, 2024, 2135 UTC
by Erik Mattson

 

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