QUOTE: Originally posted by pomilian I'm in the process of scratchbuilding a 130 foot TT. Using a stepper motor from an old 5.25 inch diskette drive and a few ICs for the motor drive. I have a mockup for testing my plans that I can take some photos of in the next few days. Paul O
Chip
Building the Rock Ridge Railroad with the slowest construction crew west of the Pecos.
Modeling the B&M Railroad during the transition era in Lowell, MA
QUOTE: Originally posted by SpaceMouse QUOTE: Originally posted by pomilian I'm in the process of scratchbuilding a 130 foot TT. Using a stepper motor from an old 5.25 inch diskette drive and a few ICs for the motor drive. I have a mockup for testing my plans that I can take some photos of in the next few days. Paul O I'd be interested in that. I"m about to pitch a bunch of 5.25" drives
QUOTE: Originally posted by dothinker Looking forward to see the pictures (though for the turntable i'm looking for something more basic than stepper motors but maybe you can convince me?)
QUOTE: I don't see the need for indexing, the prototypes did not have it.
Jim Murray The San Juan Southern RR
QUOTE: Originally posted by selector Unless I am mistaken, a stepper has fixed speeds to it.
Five out of four people have trouble with fractions. -AnonymousThree may keep a secret, if two of them are dead. -Benjamin Franklin "You don't have to be Jeeves to love butlers, but it helps." (Followers of Levi's Real Jewish Rye will get this one) -Ed K "A potted watch never boils." -Ed Kowal If it's not fun, why do it ? -Ben & Jerry
QUOTE: if you look at the price of the Walthers turntable ($299.99 list , easy to find discounted for about $250) it's really not that bad for an assembled , motorized , indexed turntable .