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
1341 Views
Last post December 19, 2014, 0517 UTC
by RobRich
0 Replies
1341 Views
Last post May 02, 2018, 1057 UTC
by iz3eaw
1 Replies
1339 Views
Last post August 02, 2013, 1854 UTC
by ChrisSmolinski
0 Replies
1339 Views
Last post June 02, 2013, 1612 UTC
by ChrisSmolinski
1 Replies
1338 Views
Last post September 02, 2018, 2142 UTC
by ChrisSmolinski
4 Replies
1338 Views
Last post May 02, 2025, 1033 UTC
by tiNG
0 Replies
1337 Views
Last post April 05, 2013, 0001 UTC
by jFarley
0 Replies
1335 Views
Last post April 10, 2017, 1138 UTC
by R4002
1 Replies
1335 Views
Last post April 15, 2019, 0955 UTC
by ChrisSmolinski
0 Replies
1334 Views
Last post December 23, 2014, 1321 UTC
by ChrisSmolinski
0 Replies
1334 Views
Last post December 23, 2016, 0559 UTC
by Looking-Glass
2 Replies
1333 Views
Last post May 29, 2024, 1427 UTC
by R4002
0 Replies
1332 Views
Last post March 18, 2015, 0132 UTC
by blw
2 Replies
1332 Views
Last post December 05, 2018, 1349 UTC
by Sealord
0 Replies
1331 Views
Last post December 31, 2018, 1729 UTC
by NSPcom
0 Replies
1330 Views
Last post March 13, 2016, 1338 UTC
by sat_dxer
0 Replies
1326 Views
Last post December 13, 2016, 2213 UTC
by weaksigs
1 Replies
1325 Views
Last post July 28, 2014, 2343 UTC
by rdla4
1 Replies
1323 Views
Last post September 10, 2016, 0001 UTC
by Pigmeat
2 Replies
1322 Views
Last post November 10, 2013, 0234 UTC
by Echo_One

 

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