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
1 Replies
1826 Views
Last post August 04, 2014, 0053 UTC
by redhat
1 Replies
3188 Views
Last post July 27, 2014, 2251 UTC
by rdla4
1 Replies
1474 Views
Last post August 01, 2020, 1956 UTC
by chanito
1 Replies
1246 Views
Last post July 05, 2020, 1241 UTC
by IQ_imbalance
1 Replies
3027 Views
Last post November 12, 2017, 0729 UTC
by BDM
Grounding design for portable PL-600

Started by RadRoadrunner

1 Replies
2611 Views
Last post August 27, 2016, 0210 UTC
by bobbert
1 Replies
3570 Views
Last post February 07, 2015, 0519 UTC
by RCCI
1 Replies
1986 Views
Last post July 12, 2018, 1727 UTC
by Josh
1 Replies
2392 Views
Last post July 05, 2017, 2245 UTC
by skeezix
Fan dipole

Started by Matt285

1 Replies
1235 Views
Last post December 13, 2019, 2316 UTC
by Josh
Comet troubles?

Started by Fansome

1 Replies
1966 Views
Last post January 19, 2016, 2215 UTC
by Pigmeat
R 1051

Started by Gino Italy

1 Replies
1352 Views
Last post May 28, 2016, 1246 UTC
by Gino Italy
1 Replies
1966 Views
Last post March 13, 2014, 2038 UTC
by ChrisSmolinski
1 Replies
1098 Views
Last post September 17, 2019, 1353 UTC
by Matt285
Anyone?

Started by CoolAM Radio

1 Replies
2072 Views
Last post March 31, 2014, 1001 UTC
by BoomboxDX
1 Replies
3506 Views
Last post February 28, 2014, 0947 UTC
by bumbelstock
1 Replies
1299 Views
Last post November 13, 2019, 0532 UTC
by Pigmeat
1 Replies
5767 Views
Last post January 26, 2014, 1927 UTC
by BDM
1 Replies
2099 Views
Last post March 27, 2017, 1719 UTC
by Josh
1 Replies
2104 Views
Last post March 18, 2015, 0038 UTC
by jFarley

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns