A manuscript entitled affordable astrophotography with a motorized barn door is available for download.
Motorized barn door mount plans.
Fortunately if you don t have the money to purchase a 1 000 equatorial mount but still want to take long exposure astrophotography the diy barn door tracking mount above will enable you to.
Build a motorized barn door tracker.
What follows are instructions for building a simple motorized barn door photographic system for taking pictures of the night time sky.
I am not aware of a stock number but the motor is marked as follows.
Inexpensive and budget friendly it is useful for people interested in astrophotography but not ready to spend on expensive equipment.
Barn door photography systems have been around for years.
A mean sidereal day is 23 hours 56 minutes 4 0916 seconds 23 9344696 hours this is the.
This tracking mount follows the stars as they move through the sky.
Mostly hand tools were used with the exception of a mitre saw to get the ends for the hinge.
Types of barn door trackers.
The motor was sourced from american science and surplus for about 2 50 and is a 1 rpm ac motor.
While this article discusses building a simple single arm version you can create some advanced versions that include electric motors and driver boards to control them.
There are a few different variations of a barn door tracker also known as a scotch mount or haig.