Category: Designs

GNI-r3 antenna rotor controller

In issue 3/2018 of the Świat Radio monthly, I published an article about my controller design for popular RAU and RAK antenna rotors. Below is a short version of this publication along with a slightly modified scheme. The GNI-r3 controller supports one rotator. Antenna rotation is possible in the range of 0-360 degrees with reserve […]

Full Colour Morse manipulators from 3D printer

Many colleagues would like to start or play with telegraph again, and a key problem arises. What to do? You can buy an expensive “Bencher” or other company, but I decided to do it on a 3D printer. Something like the pictures came out, of course they all work. A set of such a key […]