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
2 Replies
1287 Views
Last post March 21, 2014, 1514 UTC
by ChrisSmolinski
2 Replies
1244 Views
Last post May 23, 2017, 0114 UTC
by MDK2
2 Replies
1181 Views
Last post December 22, 2021, 2231 UTC
by Ct Yankee
2 Replies
1038 Views
Last post December 06, 2021, 2026 UTC
by Charlie_Dont_Surf
2 Replies
1260 Views
Last post May 02, 2017, 1637 UTC
by CoolAM Radio
2 Replies
1237 Views
Last post March 11, 2014, 0015 UTC
by Chanter
2 Replies
1199 Views
Last post October 13, 2021, 1847 UTC
by ChrisSmolinski
2 Replies
1259 Views
Last post April 08, 2017, 1351 UTC
by Ct Yankee
2 Replies
1173 Views
Last post February 26, 2014, 1324 UTC
by cmradio
2 Replies
1431 Views
Last post February 21, 2014, 1422 UTC
by CoolAM Radio
2 Replies
1717 Views
Last post March 25, 2025, 0200 UTC
by n2avh
2 Replies
1515 Views
Last post April 01, 2017, 1148 UTC
by ThaDood
2 Replies
1402 Views
Last post June 20, 2021, 0351 UTC
by Token
2 Replies
1305 Views
Last post February 11, 2014, 1213 UTC
by cmradio
2 Replies
982 Views
Last post April 06, 2021, 0252 UTC
by redhat
2 Replies
4339 Views
Last post February 02, 2014, 2058 UTC
by DimBulb
2 Replies
1341 Views
Last post February 02, 2014, 1822 UTC
by Fansome
2 Replies
1170 Views
Last post July 19, 2021, 0404 UTC
by Larimar88
2 Replies
950 Views
Last post February 11, 2021, 1214 UTC
by Under30
2 Replies
1366 Views
Last post January 28, 2014, 0003 UTC
by Fansome

 

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