What are the differences between the CGEM and CGEM DX mounts?

The CGEM DX mount differs from the CGEM: 1) The CGEM DX has a 1-1/4” counterweight shaft versus ¾” and correspondingly bigger counterweights. 2) The CGEM DX has a heavier,...

What are the differences between the CGEM and CGEM DX mounts?

The CGEM DX mount differs from the CGEM: 1) The CGEM DX has a 1-1/4” counterweight shaft versus ¾” and correspondingly bigger counterweights. 2) The CGEM DX has a heavier,...

What is the wiring diagram for the Advanced GT’s dec cable?

The wiring is straight through or one-to-one. Blue, yellow, green-red, black-white. Updated 12/27/13

What is the wiring diagram for the Advanced GT’s dec cable?

The wiring is straight through or one-to-one. Blue, yellow, green-red, black-white. Updated 12/27/13

My Celestron mount is making a high pitched whine or hum even when it’s ...

The humming noise is perfectly normal and does not adversely affect the performance of your mount.The audible noise originates from Celestron’s new internal power supply. A switching power supply w...

My Celestron mount is making a high pitched whine or hum even when it’s ...

The humming noise is perfectly normal and does not adversely affect the performance of your mount.The audible noise originates from Celestron’s new internal power supply. A switching power supply w...

What is the correct value for the tracking error of the CGE Pro mount?

The typical tracking accuracy for the CGE Pro is +/- 3 arcseconds without the use of guiding or PEC (periodic error correction). This is not a guaranteed specification, but it’s...

What is the correct value for the tracking error of the CGE Pro mount?

The typical tracking accuracy for the CGE Pro is +/- 3 arcseconds without the use of guiding or PEC (periodic error correction). This is not a guaranteed specification, but it’s...

I assembled my PowerSeeker 114AZ and it won’t move upwards. What have I ...

You probably installed the tube upside down. Here are a series of pictures to show the proper and improper tube orientations.This is how the scope should look when fully assembled....

I assembled my PowerSeeker 114AZ and it won’t move upwards. What have I ...

You probably installed the tube upside down. Here are a series of pictures to show the proper and improper tube orientations.This is how the scope should look when fully assembled....

Can the SkyProdigy mount be used with other telescope optical tube assem...

Yes it can! However, you should be aware of the following points.First, the SkyProdigy mount is designed to be used with tubes with Vixen-style 1.75 in dovetail bars on the...

Can the SkyProdigy mount be used with other telescope optical tube assem...

Yes it can! However, you should be aware of the following points.First, the SkyProdigy mount is designed to be used with tubes with Vixen-style 1.75 in dovetail bars on the...