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
weird music 6207usb

Started by Newfoundland DXer

4 Replies
2208 Views
Last post April 22, 2012, 1259 UTC
by Newfoundland DXer
2 Replies
2143 Views
Last post August 24, 2012, 0956 UTC
by vinoul
0 Replies
959 Views
Last post March 03, 2014, 1638 UTC
by ka1iic
2 Replies
4476 Views
Last post November 06, 2015, 1346 UTC
by Token
4 Replies
2643 Views
Last post July 30, 2014, 1533 UTC
by glimmer twin
8 Replies
5001 Views
Last post November 15, 2010, 0018 UTC
by SW-J
2 Replies
1448 Views
Last post July 19, 2014, 1759 UTC
by Token
6 Replies
2927 Views
Last post February 05, 2014, 2310 UTC
by cmradio
3 Replies
1730 Views
Last post February 05, 2018, 1657 UTC
by Josh
11 Replies
3190 Views
Last post March 03, 2014, 0016 UTC
by Token
1 Replies
2769 Views
Last post April 05, 2015, 1901 UTC
by Dag
1 Replies
1307 Views
Last post November 09, 2014, 0016 UTC
by rdla4
1 Replies
1056 Views
Last post April 04, 2014, 0022 UTC
by RCCI
1 Replies
1428 Views
Last post November 06, 2016, 2146 UTC
by Skipmuck
10 Replies
3343 Views
Last post December 24, 2016, 2236 UTC
by WA4FHY
0 Replies
879 Views
Last post December 23, 2016, 2345 UTC
by refmo
0 Replies
887 Views
Last post December 07, 2013, 0120 UTC
by rdla4
2 Replies
1312 Views
Last post July 06, 2018, 2349 UTC
by digitalmod
2 Replies
1136 Views
Last post December 26, 2019, 1959 UTC
by Ct Yankee
0 Replies
398 Views
Last post February 04, 2023, 0634 UTC
by RobRich

 

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