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
972 Views
Last post October 16, 2018, 2033 UTC
by R4002
10 Replies
3224 Views
Last post October 17, 2018, 1152 UTC
by ChrisSmolinski
0 Replies
1204 Views
Last post October 27, 2018, 1342 UTC
by R4002
4 Replies
1854 Views
Last post December 05, 2018, 2131 UTC
by Radio Station
1 Replies
1202 Views
Last post December 14, 2018, 2230 UTC
by shadypyro
3 Replies
1391 Views
Last post January 12, 2019, 2028 UTC
by ThaDood
0 Replies
1280 Views
Last post January 15, 2019, 1821 UTC
by R4002
0 Replies
1031 Views
Last post January 24, 2019, 1748 UTC
by R4002
10m SSB activity

Started by Matt285

1 Replies
1133 Views
Last post January 24, 2019, 2305 UTC
by Josh
11 Replies
3101 Views
Last post January 26, 2019, 2027 UTC
by R4002
5 Replies
2330 Views
Last post January 29, 2019, 1456 UTC
by R4002
3 Replies
1616 Views
Last post February 08, 2019, 2133 UTC
by R4002
2 Replies
1682 Views
Last post February 21, 2019, 1257 UTC
by R4002
4 Replies
1976 Views
Last post April 30, 2019, 2229 UTC
by shadypyro
4 Replies
1504 Views
Last post May 05, 2019, 0611 UTC
by shadypyro
2 Replies
1465 Views
Last post May 08, 2019, 1138 UTC
by R4002
5 Replies
1301 Views
Last post May 14, 2019, 2226 UTC
by shadypyro
4 Replies
1950 Views
Last post May 14, 2019, 2230 UTC
by shadypyro
10m activity today

Started by Matt285

3 Replies
1126 Views
Last post May 14, 2019, 2235 UTC
by shadypyro
0 Replies
841 Views
Last post May 19, 2019, 1137 UTC
by R4002

 

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