Michael Hester's Blog – March 2012 Archive (1)

I recently purchased a JMI motorized crayford focuser and a C5 to shoot with but noticed an interesting thing about the focuser's connection cable and my guide scope cable. They were 6 pin RJ11 patch cables. In a desire to create an extension cable for the focuser I got RJ11 crimping tools and made a new cable out of Cat5 cable. Turns out that the focuser cable could be 100 ft long and still work.

Then I noticed that my Celestron hand controller had the same 6 pin RJ11 port. I thus…