- Spring Mills, Pennsylvania, United States
- US $10.50
- Jan 29th
This is a used, guaranteed-functional analog turns-counting dial, Beckman Duodial Model RB. A datasheet including dimensions is available at http://www.bitechnologies.com/pdfs/rb.pdf. You attach it to a multi-turn potentiometer or encoder, and the outer dial keeps track of the number of turns the shaft has rotated, while the inner dial shows the
