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
2 Replies
1275 Views
Last post May 22, 2016, 1246 UTC
by Skipmuck
Cupid-Radio: Overseas test

Started by Fansome

0 Replies
1482 Views
Last post August 21, 2010, 2112 UTC
by Fansome
Wired Toynbee article

Started by Fansome

0 Replies
1622 Views
Last post April 04, 2011, 2247 UTC
by Fansome
0 Replies
4172 Views
Last post December 17, 2011, 1355 UTC
by Fansome
Propagation

Started by Fansome

0 Replies
1099 Views
Last post September 28, 2013, 0446 UTC
by Fansome
Propagation

Started by Fansome

0 Replies
1488 Views
Last post May 06, 2011, 1905 UTC
by Fansome
Propagation

Started by Fansome

0 Replies
3230 Views
Last post May 03, 2008, 0118 UTC
by Fansome
Propagation

Started by Fansome

1 Replies
1631 Views
Last post January 14, 2012, 1513 UTC
by Sealord
Propagation

Started by Fansome

0 Replies
1610 Views
Last post November 13, 2009, 1959 UTC
by Fansome
11 Replies
2703 Views
Last post August 13, 2012, 2206 UTC
by cmradio
Propagation

Started by Fansome

0 Replies
969 Views
Last post August 29, 2014, 2100 UTC
by Fansome
Propagation

Started by Fansome

1 Replies
1202 Views
Last post May 04, 2013, 0030 UTC
by ChrisSmolinski
0 Replies
1027 Views
Last post April 01, 2015, 1901 UTC
by Fansome
0 Replies
747 Views
Last post October 21, 2013, 0025 UTC
by Fansome
Propagation

Started by Fansome

0 Replies
1644 Views
Last post June 03, 2011, 1924 UTC
by Fansome
11 Replies
3377 Views
Last post July 16, 2017, 0239 UTC
by sat_dxer
1 Replies
2737 Views
Last post July 18, 2008, 1300 UTC
by Pigmeat
Drones for DXing

Started by Fansome

1 Replies
1576 Views
Last post April 10, 2014, 0055 UTC
by refmo
0 Replies
1621 Views
Last post December 28, 2009, 0300 UTC
by Fansome
0 Replies
1543 Views
Last post July 15, 2011, 1906 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 T-Shirt
by MitchellTimeDesigns