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
1195 Views
Last post November 03, 2017, 1946 UTC
by CoolAM Radio
Propagation

Started by Fansome

0 Replies
930 Views
Last post May 24, 2013, 2058 UTC
by Fansome
0 Replies
1198 Views
Last post June 16, 2014, 1156 UTC
by redhat
0 Replies
1081 Views
Last post June 02, 2016, 1020 UTC
by Oliver
0 Replies
986 Views
Last post May 22, 2013, 2222 UTC
by Fansome
0 Replies
1345 Views
Last post February 15, 2015, 1748 UTC
by CoolAM Radio
0 Replies
885 Views
Last post May 20, 2013, 2223 UTC
by Fansome
0 Replies
1344 Views
Last post November 10, 2017, 1127 UTC
by CoolAM Radio
0 Replies
1220 Views
Last post May 18, 2013, 2042 UTC
by skeezix
0 Replies
1203 Views
Last post May 18, 2013, 1537 UTC
by DimBulb
0 Replies
1149 Views
Last post October 23, 2017, 1640 UTC
by ka1iic
0 Replies
944 Views
Last post May 17, 2013, 0915 UTC
by Fansome
Propagation

Started by Fansome

0 Replies
1510 Views
Last post January 24, 2015, 0226 UTC
by Fansome
Roman numerals numbers station

Started by Fansome

0 Replies
888 Views
Last post May 15, 2013, 0337 UTC
by Fansome
0 Replies
1245 Views
Last post October 18, 2017, 1756 UTC
by MDK2
0 Replies
1348 Views
Last post August 15, 2017, 1648 UTC
by CoolAM Radio
0 Replies
1090 Views
Last post October 05, 2017, 1338 UTC
by the Ghost
0 Replies
1403 Views
Last post October 26, 2017, 1641 UTC
by CoolAM Radio
0 Replies
1435 Views
Last post February 24, 2018, 1945 UTC
by atrainradio
Propagation

Started by Fansome

0 Replies
1036 Views
Last post May 10, 2013, 1945 UTC
by Fansome

 

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