[amsat-bb] Re: Pendulum type elevation measurement
Ing. Pavel Milanes Costa
pavel at conas.cu
Mon Feb 25 12:01:20 PST 2013
El 24/02/13 16:14, Gus escribió:
> So, who is going to take a mouse apart and use the bits to sense AZ/AL
> angles on an antenna array?
I have a sacrificed recently a roller-ball mouse from aopen to my az-el
rotor system project...
I'm not decided yet for shaft vs. gray encoders... (gray encoders are
almost winning... !!!)
6 bits gray encoders give 64 positions in 360 that's aprox 5 degrees
steps... pretty good...
7 bits will be 2,8 degrees steps...
UTP cable is almost inexpensive.... has 8 wires ... hum... ground + 7
bits... interesting... parallel port of a PC as the input/output
device... software will be written in python... (put your favorite prog.
More information about the AMSAT-BB