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
5 Replies
1421 Views
Last post November 11, 2018, 1440 UTC
by MDK2
8 Replies
1421 Views
Last post June 03, 2018, 2332 UTC
by [tRMZ]
6 Replies
1421 Views
Last post May 11, 2018, 2309 UTC
by Gino Italy
5 Replies
1421 Views
Last post December 16, 2017, 2156 UTC
by ChrisSmolinski
5 Replies
1421 Views
Last post May 28, 2017, 0003 UTC
by OZDXer
1 Replies
1421 Views
Last post April 09, 2017, 1517 UTC
by ChrisSmolinski
3 Replies
1421 Views
Last post March 06, 2017, 0134 UTC
by refmo
3 Replies
1421 Views
Last post October 06, 2015, 0112 UTC
by Skipmuck
15 Replies
1421 Views
Last post April 10, 2023, 0027 UTC
by myteaquinn
13 Replies
1422 Views
Last post December 19, 2024, 2219 UTC
by TRI International
17 Replies
1422 Views
Last post November 02, 2023, 1503 UTC
by Shortwave_Listener
13 Replies
1422 Views
Last post January 09, 2022, 1530 UTC
by Big Badfish Al
10 Replies
1422 Views
Last post June 21, 2021, 0104 UTC
by Ray Lalleu
3 Replies
1422 Views
Last post April 25, 2021, 0418 UTC
by Big Badfish Al
7 Replies
1422 Views
Last post March 02, 2021, 0135 UTC
by veevyo
12 Replies
1422 Views
Last post June 26, 2020, 0143 UTC
by Molvania Poacher
10 Replies
1422 Views
Last post June 08, 2020, 0027 UTC
by NH203
7 Replies
1422 Views
Last post December 14, 2019, 0014 UTC
by PirateSWL
4 Replies
1422 Views
Last post December 14, 2014, 0344 UTC
by blw
4 Replies
1422 Views
Last post November 11, 2014, 2227 UTC
by Skipmuck

 

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