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
198 DIW

Started by pinto vortando

1 Replies
2086 Views
Last post January 27, 2022, 1023 UTC
by pinto vortando
1 Replies
1788 Views
Last post January 17, 2017, 1834 UTC
by jFarley
1 Replies
1747 Views
Last post February 26, 2017, 1855 UTC
by jFarley
1 Replies
1896 Views
Last post March 05, 2017, 0303 UTC
by flexoman61
1 Replies
1399 Views
Last post March 03, 2023, 0304 UTC
by William Hassig
1 Replies
1128 Views
Last post April 15, 2023, 0220 UTC
by ~SIGINT~
1 Replies
1544 Views
Last post December 16, 2017, 1706 UTC
by pinto vortando
1 Replies
2166 Views
Last post December 27, 2017, 0122 UTC
by pinto vortando
LWBC in Michigan

Started by NM8R

1 Replies
1727 Views
Last post October 10, 2020, 1606 UTC
by pinto vortando
1 Replies
1652 Views
Last post January 14, 2018, 0937 UTC
by pinto vortando
1 Replies
1791 Views
Last post March 07, 2018, 1313 UTC
by pinto vortando
1 Replies
2067 Views
Last post October 09, 2021, 1649 UTC
by pinto vortando
1 Replies
2016 Views
Last post July 01, 2018, 0734 UTC
by Looking-Glass
1 Replies
1863 Views
Last post July 15, 2018, 2147 UTC
by pinto vortando
1 Replies
2226 Views
Last post July 26, 2018, 1828 UTC
by jFarley
1 Replies
1947 Views
Last post September 07, 2018, 0845 UTC
by pinto vortando
1 Replies
2678 Views
Last post November 03, 2018, 0115 UTC
by NM8R
1 Replies
3855 Views
Last post April 12, 2019, 1957 UTC
by Pigmeat
1 Replies
1807 Views
Last post July 26, 2022, 2156 UTC
by pinto vortando
GHJ @ 260khz

Started by PXR-5

1 Replies
1506 Views
Last post August 26, 2022, 0003 UTC
by Pigmeat

 

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