Tell the kids what my buddy used to tell his when they gave him grief:... my wife calls my 1.2 meter dish and the 1.8 meter... ugly.
my kids call it daddy's boat.
Pencil and eventually scribed... like a dummy I left my hand crank out when I got a actuator and it froze up....1981...I was working on them way before I was able to have one. The first receiver was a Dexcel with a Prodelin 3 meter dish moved with a hand crank. I used fingernail polish to mark the positions.