[Milsurplus] TS-186 & BC-221& LM: How'd they calibrate

[J. Forster]

We have received the files and will put them on Trackpads ASAP, but there are currently problems with uploading stuff to the site. Please be patient for a bit.

-John



david_jackson at agilent.com wrote:

> All:
>
> I've sent a copy of the files to Alister and John at Trackpads and they will try to get it posted there.
>
> Also, take a look at US patent 2,389,564.  It covers the turns counting mechanism as originally designed and uses optical film as the recording media.  The actual cal system controls the adding machines directly that do the interpolation and print the booklets.
>
> Thanks,
>
> Dave WA4OBJ