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
7 Replies
266 Views
Last post June 22, 2022, 2322 UTC
by dxbill
7 Replies
247 Views
Last post June 23, 2022, 2330 UTC
by Charlie_Dont_Surf
1 Replies
125 Views
Last post June 24, 2022, 0050 UTC
by hsmith77
5 Replies
206 Views
Last post June 24, 2022, 0124 UTC
by Markokpik
2 Replies
166 Views
Last post June 24, 2022, 0131 UTC
by clobdell
0 Replies
122 Views
Last post June 24, 2022, 0306 UTC
by Skipmuck
16 Replies
367 Views
Last post June 25, 2022, 0033 UTC
by blw
15 Replies
326 Views
Last post June 25, 2022, 0036 UTC
by bobbert
14 Replies
319 Views
Last post June 25, 2022, 0144 UTC
by Sky Waves
17 Replies
407 Views
Last post June 25, 2022, 0253 UTC
by Charlie_Dont_Surf
6 Replies
223 Views
Last post June 25, 2022, 0340 UTC
by refmo
18 Replies
454 Views
Last post June 25, 2022, 0352 UTC
by Traveling Wave
3 Replies
146 Views
Last post June 25, 2022, 1153 UTC
by Ct Yankee
5 Replies
183 Views
Last post June 25, 2022, 1339 UTC
by Billo
3 Replies
129 Views
Last post June 25, 2022, 1414 UTC
by ChrisSmolinski
2 Replies
134 Views
Last post June 25, 2022, 1417 UTC
by TRI International
0 Replies
103 Views
Last post June 25, 2022, 1418 UTC
by ChrisSmolinski
11 Replies
281 Views
Last post June 25, 2022, 2357 UTC
by Shortwave_listener
7 Replies
206 Views
Last post June 26, 2022, 0015 UTC
by Big Badfish Al
14 Replies
340 Views
Last post June 26, 2022, 0109 UTC
by myteaquinn

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground Garden Flag
by MitchellTimeDesigns