Help Parking AP 900 in TheSky By Don Anderson · #77164 ·
Pier for 1100GTO By Don Anderson · #77153 ·
Help Parking AP 900 in TheSky By Don Anderson · #77146 ·
AP 1600, Universal Time and Connecting to Auxiliary Astronomy Programs for Control By Don Anderson · #77134 ·
Which GTOCP* connection do you use? By Don Anderson · #77064 ·
Slide Rules and Slipsticks - in the 1960's B.C. - i.e. (Before Computers) By Don Anderson · #76985 ·
Slide Rules and Slipsticks - in the 1960's B.C. - i.e. (Before Computers) By Don Anderson · #76984 ·
Slide Rules and Slipsticks - in the 1960's B.C. - i.e. (Before Computers) By Don Anderson · #76966 ·
Slide Rules and Slipsticks - in the 1960's B.C. - i.e. (Before Computers) By Don Anderson · #76965 ·
Slide Rules and Slipsticks - in the 1960's B.C. - i.e. (Before Computers) By Don Anderson · #76962 ·
Quick Release Gearbox Modification for Older AP1600 By Don Anderson · #76960 ·
Quick Release Gearbox Modification for Older AP1600 By Don Anderson · #76957 ·
Quick Release Gearbox Modification for Older AP1600 By Don Anderson · #76949 ·
Quick Release Gearbox Modification for Older AP1600 By Don Anderson · #76947 ·
Problem with first startup of Mach2 -- obstruction / grinding sound By Don Anderson · #76851 ·
Mach1GTO RA axis sticking By Don Anderson · #76743 ·
AP portable pier for 1100GTO By Don Anderson · #76654 ·
GTOCP4 Control Box By Don Anderson · #76567 ·
So, I hear that the 1100 notifications have began, along with a 21% price increase... By Don Anderson · #76391 ·
So, I hear that the 1100 notifications have began, along with a 21% price increase... By Don Anderson · #76388 ·