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
458 Views
Last post February 13, 2022, 0158 UTC
by Erik Mattson
14 Replies
2165 Views
Last post February 09, 2022, 2301 UTC
by matthilde
5 Replies
1406 Views
Last post December 30, 2019, 2237 UTC
by ChrisSmolinski
7 Replies
1576 Views
Last post December 14, 2019, 0014 UTC
by PirateSWL
1 Replies
730 Views
Last post January 03, 2020, 2212 UTC
by ChrisSmolinski
5 Replies
1403 Views
Last post December 19, 2019, 2351 UTC
by eriko
7 Replies
1314 Views
Last post December 20, 2019, 2242 UTC
by Radio Star
15 Replies
2338 Views
Last post December 14, 2019, 2223 UTC
by hammarhead
1 Replies
733 Views
Last post February 25, 2021, 1237 UTC
by ChrisSmolinski
3 Replies
1188 Views
Last post April 03, 2018, 1842 UTC
by ChrisSmolinski
9 Replies
1875 Views
Last post April 14, 2018, 1236 UTC
by MDK2
8 Replies
3027 Views
Last post September 06, 2019, 0043 UTC
by PirateSWL
2 Replies
799 Views
Last post April 14, 2018, 1417 UTC
by hammarhead
6 Replies
1243 Views
Last post April 19, 2018, 1154 UTC
by ChrisSmolinski
7 Replies
1503 Views
Last post April 19, 2018, 1350 UTC
by ChrisSmolinski
8 Replies
5468 Views
Last post September 01, 2019, 0541 UTC
by MDK2
7 Replies
1402 Views
Last post September 07, 2019, 1056 UTC
by ChrisSmolinski
5 Replies
1510 Views
Last post September 21, 2019, 0059 UTC
by aurora
8 Replies
1342 Views
Last post October 04, 2019, 2232 UTC
by Andrew Yoder
7 Replies
1310 Views
Last post October 04, 2019, 2256 UTC
by Quantum Radio

 

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