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
1681 Views
Last post January 07, 2017, 2205 UTC
by ChrisSmolinski
2 Replies
1482 Views
Last post January 06, 2017, 2237 UTC
by skeezix
2 Replies
1063 Views
Last post July 09, 2017, 1505 UTC
by skeezix
2 Replies
922 Views
Last post March 09, 2018, 1612 UTC
by ChrisSmolinski
2 Replies
1534 Views
Last post January 05, 2017, 0434 UTC
by skeezix
2 Replies
1147 Views
Last post June 23, 2017, 0233 UTC
by skeezix
2 Replies
996 Views
Last post June 02, 2017, 2151 UTC
by skeezix
2 Replies
1314 Views
Last post May 27, 2017, 2327 UTC
by skeezix
2 Replies
1284 Views
Last post December 31, 2016, 2050 UTC
by JCMaxwell
2 Replies
1026 Views
Last post February 14, 2018, 1403 UTC
by ChrisSmolinski
2 Replies
1126 Views
Last post April 26, 2017, 0012 UTC
by skeezix
2 Replies
837 Views
Last post February 12, 2018, 2117 UTC
by Uli_Bel
2 Replies
1111 Views
Last post July 10, 2017, 0051 UTC
by skeezix
2 Replies
1055 Views
Last post March 13, 2018, 2339 UTC
by skeezix
2 Replies
1286 Views
Last post February 28, 2018, 1446 UTC
by Uli_Bel
2 Replies
919 Views
Last post February 19, 2018, 2200 UTC
by skeezix
2 Replies
1209 Views
Last post June 13, 2017, 0128 UTC
by skeezix
2 Replies
777 Views
Last post February 10, 2018, 2329 UTC
by skeezix
2 Replies
1663 Views
Last post December 01, 2016, 1412 UTC
by skeezix
2 Replies
1074 Views
Last post February 14, 2018, 1440 UTC
by Uli_Bel

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground Garden Flag
by MitchellTimeDesigns