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
1545 Views
Last post July 13, 2015, 0115 UTC
by myteaquinn
0 Replies
1548 Views
Last post July 18, 2015, 1523 UTC
by flexoman61
12464 RUSNAV

Started by 07code04stalker1776

0 Replies
2045 Views
Last post July 20, 2015, 0041 UTC
by 07code04stalker1776
0 Replies
2887 Views
Last post July 24, 2015, 0209 UTC
by Oliver
0 Replies
1536 Views
Last post January 07, 2016, 1856 UTC
by sat_dxer
0 Replies
1614 Views
Last post July 31, 2015, 0635 UTC
by Ary-B
ALE logs

Started by Ary-B

0 Replies
2373 Views
Last post July 31, 2015, 0636 UTC
by Ary-B
Various modes

Started by Ary-B

0 Replies
2452 Views
Last post July 31, 2015, 0637 UTC
by Ary-B
0 Replies
3516 Views
Last post August 02, 2015, 1627 UTC
by flexoman61
0 Replies
1992 Views
Last post March 08, 2016, 2139 UTC
by wullenweber
0 Replies
5160 Views
Last post August 30, 2015, 2200 UTC
by aquabat
0 Replies
1176 Views
Last post October 25, 2017, 1631 UTC
by R4002
0 Replies
1531 Views
Last post September 21, 2015, 1128 UTC
by ChrisSmolinski
0 Replies
1096 Views
Last post September 22, 2015, 2252 UTC
by flexoman61
0 Replies
1755 Views
Last post September 23, 2015, 1527 UTC
by flexoman61
0 Replies
1748 Views
Last post October 07, 2016, 1737 UTC
by kris
0 Replies
1034 Views
Last post September 16, 2017, 1053 UTC
by Skipmuck
DGPS LOG

Started by pyw

0 Replies
2105 Views
Last post October 11, 2015, 1345 UTC
by pyw
DSC LOG

Started by pyw

0 Replies
1384 Views
Last post October 17, 2015, 1002 UTC
by pyw
0 Replies
1953 Views
Last post October 18, 2015, 1902 UTC
by MiguelPerezG

 

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