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
1119 Views
Last post January 23, 2019, 1758 UTC
by R4002
0 Replies
1118 Views
Last post April 15, 2017, 0246 UTC
by R4002
0 Replies
1118 Views
Last post April 15, 2017, 0248 UTC
by R4002
0 Replies
1118 Views
Last post October 19, 2017, 2138 UTC
by R4002
0 Replies
1118 Views
Last post November 06, 2018, 1738 UTC
by R4002
0 Replies
1117 Views
Last post August 22, 2017, 0045 UTC
by Traveling Wave
0 Replies
1117 Views
Last post January 23, 2019, 2148 UTC
by R4002
0 Replies
1116 Views
Last post April 22, 2017, 0336 UTC
by R4002
0 Replies
1115 Views
Last post May 23, 2020, 1017 UTC
by RF_Cat
0 Replies
1115 Views
Last post March 22, 2018, 2215 UTC
by R4002
0 Replies
1114 Views
Last post November 03, 2023, 2324 UTC
by Charlie_Dont_Surf
0 Replies
1114 Views
Last post July 02, 2021, 2243 UTC
by kris
0 Replies
1114 Views
Last post September 26, 2021, 2231 UTC
by ZFT
0 Replies
1114 Views
Last post February 08, 2019, 2227 UTC
by R4002
0 Replies
1114 Views
Last post January 14, 2019, 2132 UTC
by R4002
0 Replies
1113 Views
Last post January 27, 2020, 2310 UTC
by R4002
2 Replies
1112 Views
Last post September 29, 2022, 1338 UTC
by Pigmeat
0 Replies
1112 Views
Last post June 19, 2025, 0459 UTC
by Shortwave_Listener
0 Replies
1112 Views
Last post July 29, 2018, 0709 UTC
by l0ngwire
0 Replies
1110 Views
Last post May 12, 2021, 1952 UTC
by kris

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns