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
9 Replies
3082 Views
Last post October 18, 2014, 1510 UTC
by ChrisSmolinski
9 Replies
1554 Views
Last post October 11, 2020, 1852 UTC
by dxace1
9 Replies
1116 Views
Last post August 18, 2024, 0143 UTC
by Andrew Yoder
9 Replies
1147 Views
Last post August 18, 2024, 2303 UTC
by hflstnr
9 Replies
4387 Views
Last post December 12, 2015, 0457 UTC
by blw
9 Replies
963 Views
Last post April 02, 2023, 1550 UTC
by ChrisLobdell
9 Replies
1423 Views
Last post May 11, 2019, 1359 UTC
by ChrisSmolinski
9 Replies
2601 Views
Last post December 04, 2016, 2214 UTC
by JoeFLIPS
9 Replies
1206 Views
Last post April 08, 2023, 0156 UTC
by PirateSWL
9 Replies
962 Views
Last post April 02, 2023, 0225 UTC
by WPE6HET
9 Replies
1131 Views
Last post April 03, 2023, 0044 UTC
by myteaquinn
9 Replies
1603 Views
Last post May 09, 2019, 0945 UTC
by ChrisSmolinski
9 Replies
1665 Views
Last post March 13, 2022, 0522 UTC
by DeepBlue
9 Replies
1114 Views
Last post August 15, 2024, 2050 UTC
by N2MLP
9 Replies
4143 Views
Last post October 07, 2014, 2345 UTC
by ByteBORG
9 Replies
1994 Views
Last post December 13, 2017, 0109 UTC
by blw
9 Replies
1310 Views
Last post March 12, 2022, 2242 UTC
by Erik Mattson
9 Replies
2186 Views
Last post September 27, 2020, 0230 UTC
by MontrealSWL
9 Replies
1659 Views
Last post December 17, 2017, 1820 UTC
by KaySeeks
9 Replies
2155 Views
Last post September 20, 2020, 2125 UTC
by Reynard the Fox

 

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