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
991 Views
Last post March 22, 2019, 2043 UTC
by kris
0 Replies
943 Views
Last post March 18, 2019, 2239 UTC
by kris
0 Replies
1024 Views
Last post March 17, 2019, 1328 UTC
by kris
0 Replies
969 Views
Last post March 15, 2019, 0517 UTC
by Ary-B
0 Replies
1006 Views
Last post March 13, 2019, 1156 UTC
by ChrisSmolinski
6974.4 CW

Started by Nomadiq

4 Replies
2577 Views
Last post March 06, 2019, 2002 UTC
by R4002
1 Replies
1321 Views
Last post March 06, 2019, 1302 UTC
by R4002
0 Replies
1142 Views
Last post March 03, 2019, 1517 UTC
by kris
0 Replies
1277 Views
Last post March 01, 2019, 2128 UTC
by ION Radio
7 Replies
2951 Views
Last post February 28, 2019, 1542 UTC
by R4002
2 Replies
1145 Views
Last post February 27, 2019, 0633 UTC
by Ary-B
0 Replies
1028 Views
Last post February 24, 2019, 0043 UTC
by bubblova
2 Replies
1409 Views
Last post February 22, 2019, 1834 UTC
by Pigmeat
5 Replies
1578 Views
Last post February 18, 2019, 1552 UTC
by c8bitglitch
2 Replies
1080 Views
Last post February 16, 2019, 1847 UTC
by Josh
6 Replies
2116 Views
Last post February 15, 2019, 0619 UTC
by Pigmeat
0 Replies
1077 Views
Last post January 25, 2019, 2231 UTC
by Exo
2 Replies
1357 Views
Last post January 21, 2019, 1412 UTC
by R4002
0 Replies
964 Views
Last post January 12, 2019, 1546 UTC
by ChrisSmolinski
2 Replies
1309 Views
Last post January 12, 2019, 0001 UTC
by GC

 

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