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
0 Replies
1052 Views
Last post November 06, 2022, 2239 UTC
by ✠ Blue Max
17300 @ 1945z

Started by 07code04stalker1776

1 Replies
2529 Views
Last post March 26, 2013, 2056 UTC
by Token
Oddities from 2200z - 0000z

Started by 07code04stalker1776

0 Replies
1874 Views
Last post August 06, 2013, 0044 UTC
by 07code04stalker1776
Can anyone ID unknown on 6712

Started by 07code04stalker1776

0 Replies
1843 Views
Last post June 16, 2013, 0004 UTC
by 07code04stalker1776
Some unknown signals

Started by 07code04stalker1776

3 Replies
3315 Views
Last post April 03, 2013, 1813 UTC
by Token
The Fast Forward Music Station on 16160 kHz

Started by 07code04stalker1776 « 1 2 »

17 Replies
8180 Views
Last post March 16, 2013, 1455 UTC
by Token
Loggings for 04-12-13

Started by 07code04stalker1776

0 Replies
2506 Views
Last post April 14, 2013, 2011 UTC
by 07code04stalker1776
OTHR 11244

Started by 07code04stalker1776

7 Replies
5329 Views
Last post March 31, 2013, 0308 UTC
by Token
3 Replies
3004 Views
Last post April 18, 2013, 1943 UTC
by Pigmeat
0 Replies
1112 Views
Last post February 01, 2021, 1740 UTC
by 2WR3505
2 Replies
1950 Views
Last post November 16, 2019, 0645 UTC
by staticlistener
1 Replies
1358 Views
Last post July 09, 2021, 0246 UTC
by kandi
0 Replies
1761 Views
Last post January 01, 2014, 0431 UTC
by AbnersFarm
5 Replies
3236 Views
Last post March 14, 2014, 0355 UTC
by AbnersFarm
1 Replies
1865 Views
Last post February 23, 2014, 0610 UTC
by glimmer twin
160 Meters

Started by AbnersFarm

0 Replies
1681 Views
Last post February 16, 2014, 0242 UTC
by AbnersFarm
3 Replies
2825 Views
Last post March 13, 2014, 0343 UTC
by AbnersFarm
2 Replies
2690 Views
Last post January 09, 2025, 0121 UTC
by acceptabledecision
0 Replies
2655 Views
Last post October 10, 2014, 1507 UTC
by AlanC
1 Replies
2694 Views
Last post October 31, 2012, 2242 UTC
by rdla4

 

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