Sunset Resistance Dimmers  (1945)
Strand

Type D Sunset Dimmer (1953)

Type A, Type A1, Type B, Type D, Wall Mounting Type
Type D: Developed for systems where the loads are in excess of the maximum for Type A.1 dimmer. 
Wall-Mounting Sunset Type: self-contained dimmer unit suitable for use on theatre auditorium or decorative lighting in lecture halls, churches etc or for master dimming on small stages.

Documents

1945 Strand Electric Brochure (December 1945)
From Jim Laws Collection

1950 Price List - Page 2 (February 1950)
From Strand Archive

1958 Price List - page 10 (October 1958)
From Strand Archive

1961 Lighting for Entertainment - page 13 (1961)
From Strand Archive

1963 Lighting for Entertainment page 13 (April 1963)
From Strand Archive

Catalogue & Journal Entries for Sunset Resistance Dimmers in the Backstage Heritage Collection

Sunset Dimmers (1936)

Price List (1950)

Sunset Dimmers (1953)

Control Board Alphabet - S (1987)

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