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
837 Views
Last post March 30, 2017, 1519 UTC
by ChrisSmolinski
0 Replies
511 Views
Last post February 01, 2019, 1622 UTC
by ChrisSmolinski
0 Replies
513 Views
Last post January 09, 2018, 1429 UTC
by ChrisSmolinski
0 Replies
511 Views
Last post September 17, 2020, 1150 UTC
by ChrisSmolinski
1 Replies
1842 Views
Last post July 27, 2019, 1908 UTC
by skeezix
0 Replies
487 Views
Last post January 21, 2021, 1329 UTC
by ChrisSmolinski
0 Replies
519 Views
Last post April 19, 2018, 1226 UTC
by ChrisSmolinski
0 Replies
539 Views
Last post October 09, 2018, 1226 UTC
by ChrisSmolinski
0 Replies
430 Views
Last post August 22, 2021, 1231 UTC
by ChrisSmolinski
0 Replies
746 Views
Last post April 15, 2017, 1522 UTC
by ChrisSmolinski
0 Replies
447 Views
Last post February 17, 2019, 1620 UTC
by ChrisSmolinski
0 Replies
565 Views
Last post January 23, 2018, 1446 UTC
by ChrisSmolinski
0 Replies
1238 Views
Last post August 11, 2019, 1407 UTC
by ChrisSmolinski
0 Replies
513 Views
Last post May 07, 2018, 1129 UTC
by ChrisSmolinski
0 Replies
438 Views
Last post December 14, 2019, 1516 UTC
by ChrisSmolinski
1 Replies
1247 Views
Last post January 06, 2017, 2238 UTC
by skeezix
4 Replies
989 Views
Last post October 24, 2018, 2239 UTC
by ChrisSmolinski
0 Replies
697 Views
Last post October 01, 2017, 1501 UTC
by ChrisSmolinski
0 Replies
433 Views
Last post March 05, 2019, 1359 UTC
by ChrisSmolinski
0 Replies
467 Views
Last post October 18, 2020, 1219 UTC
by ChrisSmolinski

 

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