Posted april 24 2018.
Barn door tracker arduino.
Note also the red dot sight for alignment.
David hash s arduino barn door tracker university student david hash now an aerospace engineer updated peterson s build with an arduino pro microcontroller 1 8 stepper and pololu microstepping driver board to give 3 200 microsteps per rotation figure b.
Eurotrax on mar 30 2015 01 03 am.
Cut your two blocks of wood pieces into 13 x 4 pieces.
Arduino controlled barn door star tracker read 12523 times previous topic next topic.
Then i let it run with my tracker for a while and did some least squares fitting to see how it was working.
Acquired data with least squares linear fit.
So i measured a nice and constant 7 255e 5 radians second over 10 minutes.
Arduino controlled barn door star tracker 30 mar 31 2015 05 33 pm.
That means we want to spin our barn door tracker at a rate of 360 degrees every 24 hours which comes out to be 0 25 degrees per minute.
I know the arduino will be able to handle the stepper motor with a stepper motor driver but is the arduino uno powerful enough and have enough inputs for adding a lcd screen to it and some buttons for changing input values.
By arun289 april 24 2018 in diy astronomer.
No arduino no stepper motors no gears just a simple motor turning a threaded rod this barn door tracker rotates your camera at the exact same rate as the rotation of our planet a requirement for taking long exposure photos.
The arduino board and its associated shield are mounted on the base of the barn door tracker.
I want to use my arduino uno to control a stepper motor for a barn door tracker.
A smart barn door tracker with arduino.
Assembly setting up your door tracker.
Hi i would like to share my design of a smart barn door tracker.
Hi i am a retired electro optical and controls systems design engineer having also served an apprenticeship as an optical instrument maker in the early 60 s.
The arduino board and additional circuitry can be powered with a 7 2 volt nicd battery for portability or a standard plug in power supply.
Calibrating the barn door tracker with a digital level.
You can however make a 6 wide board and use a 4 hinge but you may give up some stability.