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
920 Views
Last post December 14, 2023, 0133 UTC
by BallSmacker
0 Replies
977 Views
Last post December 06, 2023, 2259 UTC
by BallSmacker
2 Replies
1844 Views
Last post December 01, 2023, 0931 UTC
by Professor Plum
0 Replies
953 Views
Last post November 29, 2023, 2242 UTC
by BallSmacker
0 Replies
932 Views
Last post November 23, 2023, 0443 UTC
by BallSmacker
0 Replies
1130 Views
Last post November 11, 2023, 0754 UTC
by Oliver
0 Replies
1098 Views
Last post November 10, 2023, 2058 UTC
by Professor Plum
0 Replies
975 Views
Last post November 08, 2023, 2235 UTC
by BallSmacker
0 Replies
1145 Views
Last post November 07, 2023, 1036 UTC
by Professor Plum
0 Replies
1130 Views
Last post November 04, 2023, 2328 UTC
by Shortwave_Listener
0 Replies
971 Views
Last post November 01, 2023, 2246 UTC
by BallSmacker
0 Replies
1095 Views
Last post October 30, 2023, 2151 UTC
by ION Radio
0 Replies
1333 Views
Last post October 29, 2023, 1423 UTC
by KMD3HR
0 Replies
1193 Views
Last post October 25, 2023, 2308 UTC
by BallSmacker
0 Replies
1117 Views
Last post October 18, 2023, 2151 UTC
by BallSmacker
0 Replies
1293 Views
Last post October 18, 2023, 0927 UTC
by Professor Plum
0 Replies
1108 Views
Last post October 14, 2023, 1735 UTC
by ChrisSmolinski
0 Replies
995 Views
Last post October 14, 2023, 1017 UTC
by Professor Plum
0 Replies
1063 Views
Last post October 13, 2023, 2253 UTC
by TRI International
0 Replies
909 Views
Last post October 11, 2023, 2202 UTC
by BallSmacker

 

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