This showed up in the classiccmp.org mailing list, so I am copying it here because it may be of interest to readers of this forum as well:
From: "Robert Feldman" <r_a_feldman@hotmail.com>
Subject: Re: atari printers - gears[There is a] shop in Letchworth Garden City, Hertfordshire, that
makes gears for model railroad locomotives [...]Gear Services (Letchworth) Ltd.,
The Wynd East,
The Wynd,
Letchworth Garden City,
Hertfordshire,
SG6 3EL
United Kingdom.Tel: +44 (0) 1462 685327
Fax: +44 (0) 1462 677821Their Web site is http://www.ultrascale.co.uk/ggs0001.php
They can produce the following spur gears:
48 DP from 12 teeth upwards
60 DP from 12 teeth upwards
64 DP from 13 teeth upwards
72 DP from 13 teeth upwards
96 DP from 18 teeth upwards
100 DP from 15 teeth upwards
0.4 MOD. from 21 teeth upwards
0.5 MOD. from 15 teeth upwardsThe price for a small gear (e.g., 15 tooth 100DP) is /Pounds 1.11,
so it should not be outrageous to have a custom gear made.Bob