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 permissable in your locale.

Subject / Started by Last post
4 Replies
531 Views
Last post January 18, 2023, 0351 UTC
by Shortwave_Listener
7 Replies
6426 Views
Last post October 06, 2018, 2127 UTC
by Daniel Wyllyans
1 Replies
36 Views
Last post Today at 00:30
by Shortwave_Listener
1 Replies
48 Views
Last post January 31, 2023, 2331 UTC
by Skipmuck
1 Replies
40 Views
Last post January 31, 2023, 0002 UTC
by TheHappyWanker
1 Replies
33 Views
Last post January 29, 2023, 2309 UTC
by Daniel Wyllyans
4 Replies
67 Views
Last post January 29, 2023, 2244 UTC
by Skipmuck
0 Replies
14 Views
Last post January 29, 2023, 2130 UTC
by Daniel Wyllyans
0 Replies
40 Views
Last post January 28, 2023, 1928 UTC
by Shortwave_Listener
1 Replies
87 Views
Last post January 28, 2023, 1841 UTC
by Shortwave_Listener
0 Replies
36 Views
Last post January 28, 2023, 1703 UTC
by Shortwave_Listener
2 Replies
62 Views
Last post January 28, 2023, 1644 UTC
by Shortwave_Listener
7 Replies
115 Views
Last post January 27, 2023, 1956 UTC
by Shortwave_Listener
1 Replies
23 Views
Last post January 27, 2023, 1952 UTC
by Shortwave_Listener
2 Replies
46 Views
Last post January 26, 2023, 2336 UTC
by Charlie_Dont_Surf
16 Replies
278 Views
Last post January 26, 2023, 1528 UTC
by Shortwave_Listener
3 Replies
42 Views
Last post January 26, 2023, 0004 UTC
by Shortwave_Listener
0 Replies
16 Views
Last post January 25, 2023, 2039 UTC
by Daniel Wyllyans
0 Replies
20 Views
Last post January 25, 2023, 2031 UTC
by Daniel Wyllyans
2 Replies
80 Views
Last post January 25, 2023, 1522 UTC
by ChrisSmolinski

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns