Handbook of projection for theatre managers and motion picture projectionists ([1922])

Page scan 000893 from Handbook of projection for theatre managers and motion picture projectionists

Record Details:

Title:
Handbook of projection for theatre managers and motion picture projectionists
Date:
[1922]
Publisher:
New York, Chalmers
Volume:
Handbook of projection for theatre managers and motion picture projectionists
Leaf #:
000893
Language:
English
Collection:
Books
Format:
Books
Contributor:
Gerstein - University of Toronto
Sponsor:
MSN
Coordinator:
Media History Digital Library
Description:
14
Date Added:
July 19, 2022
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85S HANDBOOK OF PROJECTION FOR will be in constant view of the projectionist when in position beside the projector. We recommend, and strongly too, that two ammeters be used, one located beside or immediately over each observation port. The extra ammeter will soon pay for itself in the saving effected in lamp filaments through consequent close regulation of the current induced by having an ammeter at all times directly under the observation of the projectionist. Connect panel terminals marked "LAMP NO. 1" and "LAMP NO. 2" to the respective projector lamps through the projector table switches (the left-hand projector being, W V Figure 358.