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
688 Views
Last post September 21, 2023, 1426 UTC
by Token
0 Replies
667 Views
Last post September 21, 2023, 1426 UTC
by Token
0 Replies
950 Views
Last post September 21, 2023, 1426 UTC
by Token
0 Replies
832 Views
Last post October 06, 2023, 0250 UTC
by Token
2 Replies
1267 Views
Last post October 17, 2023, 1521 UTC
by Aitrius
0 Replies
1090 Views
Last post October 21, 2023, 2246 UTC
by Token
3 Replies
2404 Views
Last post November 04, 2023, 1345 UTC
by Kevin G
2 Replies
590 Views
Last post February 29, 2024, 0801 UTC
by Token
0 Replies
494 Views
Last post February 29, 2024, 0801 UTC
by Token
0 Replies
546 Views
Last post March 10, 2024, 0538 UTC
by Edgar Souse
1 Replies
464 Views
Last post March 29, 2024, 1849 UTC
by Token
2 Replies
778 Views
Last post March 31, 2024, 2139 UTC
by Token
0 Replies
651 Views
Last post April 18, 2024, 2102 UTC
by radio_FSK
1 Replies
502 Views
Last post May 12, 2024, 0211 UTC
by N2MLP
4 Replies
545 Views
Last post June 16, 2024, 0927 UTC
by BoomboxDX
0 Replies
197 Views
Last post June 23, 2024, 1544 UTC
by northern_dxer
1 Replies
969 Views
Last post June 26, 2024, 1749 UTC
by northern_dxer

 

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