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
1 Replies
1333 Views
Last post April 13, 2014, 1615 UTC
by glimmer twin
1 Replies
1455 Views
Last post November 09, 2015, 2124 UTC
by ChrisSmolinski
2 Replies
1732 Views
Last post November 15, 2015, 1709 UTC
by ChrisSmolinski
2 Replies
1386 Views
Last post November 26, 2016, 0505 UTC
by Token
1 Replies
730 Views
Last post October 05, 2021, 1359 UTC
by ChrisSmolinski
3 Replies
1033 Views
Last post June 02, 2021, 2004 UTC
by bamaDX
0 Replies
1281 Views
Last post October 14, 2014, 0050 UTC
by Barycenter
0 Replies
1175 Views
Last post May 10, 2014, 0032 UTC
by Barycenter
0 Replies
1182 Views
Last post May 20, 2014, 0127 UTC
by Barycenter
0 Replies
1135 Views
Last post May 20, 2014, 0307 UTC
by Barycenter
1 Replies
1484 Views
Last post May 21, 2014, 0051 UTC
by rdla4
0 Replies
1687 Views
Last post September 23, 2014, 0326 UTC
by Barycenter
1 Replies
873 Views
Last post September 19, 2016, 2354 UTC
by ChrisSmolinski
6942 04:23z, data?

Started by BDM

2 Replies
1615 Views
Last post September 07, 2013, 1605 UTC
by BDM
6 Replies
3141 Views
Last post October 28, 2013, 0122 UTC
by BDM
43m band noise

Started by BDM

2 Replies
1685 Views
Last post December 27, 2013, 2322 UTC
by BDM
3 Replies
2418 Views
Last post August 14, 2012, 0410 UTC
by BDM
Music on 8026khz

Started by beaconman

0 Replies
2314 Views
Last post September 17, 2009, 2311 UTC
by beaconman
1 Replies
1862 Views
Last post September 23, 2012, 2341 UTC
by rdla4
3 Replies
1728 Views
Last post October 05, 2018, 2229 UTC
by fieldstrength1947

 

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