German radio amateurs may operate from their home with all modes in the frequency segment 70.150 to 70.200 MHz from now (19 december) until the end of 2019 with max. 25 W PEP, max. bandwidth 12 kHz, horizontal antenna.In 2018 access was granted only from May until end of August within 70.150 to 70.180 MHz.Ulrich DK4VW
Source:http://www.southgatearc.org
VHF
Historic Trans-Atlantic contact made on 144 MHz
A historic contact was made on Sunday the 16th June 2019 when the Atlantic was spanned for the first time on 144 MHz. D41CV on Cape Verde Islands off... Read more
Es’hail-2 geostationary amateur radio transponders talk
Es’hail-2 Graham Shirville (G3VZV) & Dave Crump (G8GKQ) update us on Es’hail-2 and its amateur radio payload at the AMSAT-UK International S... Read more
Vertex VXD-720
Vertex VXD-720 Clear, Quality Communications 512 Channels and 512 Groups 5 Watts VHF / 4 Watts UHF VHF: 136 – 174 MHz UHF: 403 – 470 MHz; 450 – 512 MH... Read more
Mirage Amplifier B-320-G VHF, HT/MOBLE AMP, 200W OUT, 144-148 MHZ
Amplifier, HT, VHF, Solid State, 144-148 MHz, 3/50 W In, 200/200 W Out, UHF Fem, SO-239, 13.8 Vdc, 25 A, Each Add this amp to your 2 Meter HTor mobile... Read more
Digital Modes
JS8Call 0.7 Released
J8Call “Howdy Folks, We’ve sure come a long way in the past few weeks. Thanks for sticking with me and enjoying the ride! This release is... Read more
The FT4 Protocol for Digital Contesting by K1JT
Joe Taylor, K1JT, Steve Franke, K9AN, and Bill Somerville, G4WJS April 22, 2019 Introduction: FT4 is an experimental digital mode designed specificall... Read more
New Summer EURAO Party to Premier FT4
The motto of the new European Radio Amateurs’ Organization (EURAO https://www.eurao.org/) Summer Party https://www.eurao.org/en/node/1045 is... Read more
Equipment
Rotator Controller RT-21 Azimuth/Elevation
RT-21 Azimuth/Elevation Rotator Controller Two separate control boards for independent Azimuth and Elevation New crisp OLED displays Separate... Read more
How to build a Simplified Arduino CW Trainer by Tom N4TL
The winning article for the September 2016 QST Cover Plaque award is “Arduino CW Trainer” by Tom Lewis, N4TL. The QST Cover Plaque Award — given... Read more
Kenwood TS-890S 100W HF/50MHz
Kenwood TS-890S 100W HF/50MHz Transceiver More specifications and info will be posted here as it becomes available! Full Down Conversion RX H-mode Mi... Read more
TEN-TEC Rebel Model 506 Open Source QRP CW Transceiver
The TEN-TEC Rebel model 506 transceiver is designed with the purpose of providing Ham Radio operators a platform for developing and writing code using... Read more
Antenna
Engineering the Doublet Antenna
“I made this doublet connector from a piece of 6mm Nylon 66 I had knocking about. Seems easy enough. I just hope the 450 ohm behaves itself and... Read more
Triband Receiving Loop for 160/80/40m by AC0C
“Noise is the constant companion of the stealth antenna warrior. And as the 160m season heats up this winter, the noise level of the house with... Read more
InnovAntennas 5/7 (12) element 144/70MHz Yagi (2.4m)
InnovAntennas An Excellent Dual Band Yagi for 70/144MHz on a 2.4m boom and single feed point The 4-2-12 Dual Band Yagi has a total of 12 elements, 5 e... Read more
Amateur Radio Tower Stand – KG0ZZ’s
A close up view of my ham radio tower and tower stand. The tower is five sections of Rohn 25-G tower. The top section is 8 feet long making the... Read more
