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
905 Views
Last post February 02, 2017, 2233 UTC
by Traveling Wave
0 Replies
905 Views
Last post July 09, 2018, 1019 UTC
by Ary-B
0 Replies
906 Views
Last post December 29, 2021, 1946 UTC
by orourkeda
0 Replies
906 Views
Last post February 07, 2017, 2125 UTC
by Traveling Wave
0 Replies
907 Views
Last post February 03, 2017, 2115 UTC
by Traveling Wave
0 Replies
908 Views
Last post November 16, 2014, 1904 UTC
by vhavrilko
Nov logs pt2

Started by Ary-B

0 Replies
908 Views
Last post December 15, 2015, 2153 UTC
by Ary-B
0 Replies
908 Views
Last post May 06, 2017, 1542 UTC
by shadypyro
HM02

Started by Ary-B

0 Replies
909 Views
Last post July 10, 2016, 0540 UTC
by Ary-B
1 Replies
910 Views
Last post January 31, 2023, 2257 UTC
by East Troy Don
0 Replies
910 Views
Last post September 05, 2018, 2311 UTC
by shadypyro
S11a 16112 kHz 03-20-14 1015-1018

Started by vhavrilko

0 Replies
913 Views
Last post March 20, 2014, 1326 UTC
by vhavrilko
0 Replies
913 Views
Last post January 31, 2017, 2247 UTC
by Traveling Wave
0 Replies
913 Views
Last post November 18, 2014, 0024 UTC
by vhavrilko
0 Replies
914 Views
Last post August 23, 2018, 2148 UTC
by kalvados
M14

Started by Ary-B

0 Replies
915 Views
Last post September 26, 2018, 2023 UTC
by Ary-B
N&O #232

Started by Ary-B

0 Replies
915 Views
Last post February 03, 2017, 2204 UTC
by Ary-B
0 Replies
915 Views
Last post March 04, 2022, 1435 UTC
by Token
0 Replies
915 Views
Last post July 10, 2017, 2208 UTC
by skeezix
0 Replies
916 Views
Last post April 08, 2018, 1906 UTC
by MDK2

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns