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
4 Replies
1374 Views
Last post October 22, 2019, 1416 UTC
by Pigmeat
8 Replies
3166 Views
Last post July 15, 2019, 1306 UTC
by ChrisSmolinski
5 Replies
1619 Views
Last post October 21, 2019, 2306 UTC
by Pigmeat
3 Replies
2006 Views
Last post January 12, 2019, 1545 UTC
by Ct Yankee
0 Replies
1544 Views
Last post January 20, 2018, 1830 UTC
by ChrisSmolinski
9 Replies
3452 Views
Last post February 14, 2017, 2356 UTC
by skeezix
3 Replies
2412 Views
Last post July 11, 2019, 2206 UTC
by Josh
7 Replies
2471 Views
Last post January 12, 2019, 2130 UTC
by Josh
9 Replies
2168 Views
Last post October 13, 2019, 2029 UTC
by Fansome
0 Replies
2173 Views
Last post July 09, 2019, 2232 UTC
by ChrisSmolinski
0 Replies
1343 Views
Last post December 22, 2018, 1613 UTC
by ChrisSmolinski
0 Replies
1081 Views
Last post March 23, 2020, 1630 UTC
by ChrisSmolinski
9 Replies
3284 Views
Last post October 31, 2019, 1242 UTC
by Looking-Glass
0 Replies
1582 Views
Last post July 08, 2019, 1642 UTC
by ChrisSmolinski
2 Replies
1733 Views
Last post December 06, 2018, 1105 UTC
by Pigmeat
1 Replies
1934 Views
Last post February 02, 2017, 2113 UTC
by TheRelayStation
4 Replies
1683 Views
Last post March 24, 2024, 0112 UTC
by corq
4 Replies
2227 Views
Last post June 22, 2019, 0906 UTC
by Pigmeat
0 Replies
1464 Views
Last post November 27, 2018, 1301 UTC
by ChrisSmolinski
3 Replies
2234 Views
Last post August 30, 2017, 1618 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