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
6 Replies
1503 Views
Last post April 30, 2013, 1300 UTC
by ChrisSmolinski
13 Replies
1503 Views
Last post December 22, 2018, 0138 UTC
by Andrew Yoder
3 Replies
1503 Views
Last post January 23, 2012, 1601 UTC
by S. McArdle
8 Replies
1503 Views
Last post October 05, 2019, 0333 UTC
by WWBR
7 Replies
1504 Views
Last post July 25, 2015, 1432 UTC
by ChrisSmolinski
7 Replies
1504 Views
Last post March 08, 2015, 1515 UTC
by Skipmuck
13 Replies
1504 Views
Last post October 17, 2021, 0053 UTC
by Dr. Strangelove
5 Replies
1504 Views
Last post January 14, 2016, 2127 UTC
by Andrew Yoder
4 Replies
1504 Views
Last post May 09, 2015, 0010 UTC
by KMD3HR
18 Replies
1504 Views
Last post January 29, 2023, 0630 UTC
by Shortwave_Listener
7 Replies
1504 Views
Last post June 12, 2016, 1530 UTC
by jFarley
5 Replies
1505 Views
Last post October 10, 2018, 1312 UTC
by ChrisSmolinski
8 Replies
1505 Views
Last post December 23, 2017, 0013 UTC
by ChrisSmolinski
4 Replies
1505 Views
Last post October 22, 2017, 1931 UTC
by Oliver
0 Replies
1505 Views
Last post June 23, 2008, 0600 UTC
by Zoidberg
8 Replies
1506 Views
Last post July 21, 2017, 2330 UTC
by refmo
5 Replies
1506 Views
Last post March 31, 2017, 2308 UTC
by PirateSWL
UNID 6925.1 AM 0130 8/25/15

Started by JoeFLIPS

5 Replies
1506 Views
Last post August 25, 2015, 1416 UTC
by ChrisSmolinski
10 Replies
1506 Views
Last post December 02, 2017, 2321 UTC
by digitalmod
6 Replies
1506 Views
Last post April 12, 2018, 1136 UTC
by ChrisSmolinski

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns