Meade #505 Connector Cable Set, which lets you connect ETX-90, ETX-105 or ETX-125 scope, Autostar, and PC, is included with Meade Astrofinder Packagebut can be purchased separately. #505 Meade Cable Set consists of a 6' cable, plus a DB-9 serial adapter, to connect your telescope to your laptop or PC to control the scope and download updated Autostar programs and the orbital elements of satellites, comets, and asteroids from the Meade website. For use with a DB-9 serial port-equipped PC only. If you have a laptop with a USB port instead of a DB-9 serial port you will have to purchase a USB to serial adapter.

The Meade #507 Connector Cable for LX200 GPS telescopes will make your life more comfortable. It will allow you to connect your LX200 or LX200GPS telescope to your PC. Then you can control it from indoors or out.