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
DDH8 144973

Started by myteaquinn

0 Replies
1479 Views
Last post May 17, 2015, 2341 UTC
by myteaquinn
0 Replies
1352 Views
Last post December 04, 2017, 0520 UTC
by Matt_B
SES logs

Started by Ary-B

0 Replies
907 Views
Last post March 30, 2017, 1436 UTC
by Ary-B
0 Replies
107 Views
Last post April 26, 2025, 2110 UTC
by N2MLP
0 Replies
1151 Views
Last post April 26, 2017, 1707 UTC
by R4002
0 Replies
1190 Views
Last post March 01, 2015, 0113 UTC
by Sean_1989
0 Replies
1303 Views
Last post March 01, 2015, 0210 UTC
by Sean_1989
0 Replies
1133 Views
Last post March 01, 2015, 1608 UTC
by Sean_1989
HF Comms

Started by Sean_1989

0 Replies
1527 Views
Last post March 07, 2015, 1859 UTC
by Sean_1989
0 Replies
2039 Views
Last post March 09, 2015, 0143 UTC
by Sean_1989
0 Replies
1545 Views
Last post June 23, 2016, 1807 UTC
by flexoman61
0 Replies
1875 Views
Last post March 24, 2015, 2050 UTC
by tonynypd
0 Replies
3100 Views
Last post March 25, 2015, 2227 UTC
by Skipmuck
10410 khz ALE

Started by AlanC

0 Replies
1515 Views
Last post December 14, 2015, 0947 UTC
by AlanC
0 Replies
1577 Views
Last post February 21, 2017, 0139 UTC
by Traveling Wave
Recent logs

Started by Ary-B

0 Replies
2033 Views
Last post March 31, 2015, 0741 UTC
by Ary-B
0 Replies
2092 Views
Last post March 31, 2015, 0742 UTC
by Ary-B
Cothen logs

Started by Ary-B

0 Replies
2257 Views
Last post March 31, 2015, 0742 UTC
by Ary-B
0 Replies
1514 Views
Last post March 29, 2016, 1712 UTC
by sat_dxer
0 Replies
2057 Views
Last post April 27, 2015, 0139 UTC
by KMD3HR

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns