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
1 Replies
894 Views
Last post March 09, 2021, 2356 UTC
by hsmith77
1 Replies
963 Views
Last post March 14, 2021, 2351 UTC
by Chuck54
1 Replies
1267 Views
Last post March 20, 2021, 2354 UTC
by Skipmuck
1 Replies
1222 Views
Last post May 01, 2021, 0209 UTC
by Bali_Frank
1 Replies
1019 Views
Last post September 08, 2021, 1753 UTC
by ChrisSmolinski
1 Replies
904 Views
Last post September 23, 2021, 1419 UTC
by ChrisSmolinski
1 Replies
976 Views
Last post April 15, 2018, 2104 UTC
by Daniel Wyllyans
1 Replies
1404 Views
Last post October 08, 2021, 1123 UTC
by ChrisSmolinski
1 Replies
1072 Views
Last post April 16, 2018, 2359 UTC
by Daniel Wyllyans
1 Replies
780 Views
Last post November 29, 2021, 2213 UTC
by Daniel Wyllyans
1 Replies
1001 Views
Last post December 25, 2021, 0249 UTC
by Chuck54
1 Replies
1330 Views
Last post May 13, 2018, 2210 UTC
by Daniel Wyllyans
1 Replies
1032 Views
Last post May 16, 2018, 2347 UTC
by Daniel Wyllyans
1 Replies
1005 Views
Last post February 18, 2022, 0026 UTC
by cgalazt
1 Replies
1171 Views
Last post March 22, 2022, 0038 UTC
by Fried Chickin'
1 Replies
1047 Views
Last post June 24, 2018, 1513 UTC
by ChrisSmolinski
1 Replies
999 Views
Last post April 07, 2022, 2210 UTC
by ChrisSmolinski
1 Replies
1031 Views
Last post July 05, 2018, 0134 UTC
by Ray Lalleu
1 Replies
1021 Views
Last post July 06, 2018, 1618 UTC
by ChrisSmolinski
1 Replies
990 Views
Last post July 13, 2018, 0059 UTC
by Ray Lalleu

 

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