Richardson's handbook of projection (1927)

Record Details:

Title:
Richardson's handbook of projection
Date:
1927
Publisher:
New York : Chalmers Publishing Company
Volume:
Richardson's handbook of projection
Leaf #:
00083
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
July 18, 2024
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MANAGERS AND PROJFXTTONISTS 533 amperage as desired, by moving the rheostat adjusting arm until desired current flows at arc voltage recommended or desired. mar. Switches Ammeter Shunt A Field iSF Pear View of Panel Jo 3Phase A'C. Supply a 1 1 ArC. Transformers DP.ST. for Emergency Sw. Single Phase SP.ST. Short A-CLine Circuiting Sw. V*" " ^v Projection Arc DP.ST. Switch SP.ST. Short ^J Circuitina Sw S \ DP.ST. Switch +L'me^< T c. ,. — =■ ■ To Field 'Rheostat Projection Arc. Clockwise rotation facing commutator of generator Series Arc Equipment Diagram of Connections Figure 162 TO STRIKE ARC WITH 2-LIGHT EQUIPMENTS. The procedure is precisely the same as for 1-lamp equipments,