Make Barn Door Tracker

First cut the 500mm length in half and mount the hinge.

Make barn door tracker. Here s what you need to make a diy barn door track like ours. A followup appeared in the april 1989 issue. The mount shown here employs a type 4 double arm design. It consists of two boards connected by a hinge with a bolt which is turned to move the two boards apart or towards each other to counter the effects of.

The double arm design was first described in an article by dave trott published in the february 1988 issue of sky telescope magazine. Four 3 1 2 inch lag bolts. Pound in the t nut with a hammer. Two nylon locking nuts.

Drill a hole just big enough to allow the insertion of the t nut. We bought everything from the home depot. A barn door is a specialized type of equatorial mount. This sliding door track can be made for under 100 including wooden wheels track the ebook available in the blog post provides a full list of the tools and supplies you ll need.

A barn door tracker also known as haig or scotch mount is a camera mount used to take long exposure photographs of the night sky without the star trails caused by the rotation of the earth. Making the hangers and door stops. Create your own barn door track hardware. By 2 inch steel flat plates 13 99 each four 1 1 2 inch steel spacers about 6 two 4 inch pulleys 4 78 each four 1 inch fender washers.

This will allow you to hook up the tripod to the tracker.