| Description | The file contains notes and correspondence, with enclosures, mostly between Theatre Projects Consultants Ltd and various contractors and manufacturers regarding luminaires. Subjects covered include discussions with companies about the design of the luminaires; weighing up advantages and disadvantages of the types of lantern provided by different companies, such as cycloramas, silhouette and fresnels, including information on the technical details; associated costs; the specification; quotations and the tendering process; noise testing; awarding of contracts to CCT Theatre Lighting and orders from Rank Strand Electric Ltd; sending of samples; lantern faults; payment; par battens; and remote controls. Correspondents include: Theatre Projects Consultants Ltd, Theatre Projects Lighting Ltd; CCT Theatre Lighting Ltd; Rank Strand Electric Ltd; Ludwig Pani OHG; Henry R Humphreys; Denys Lasdun & Partners; the South Bank Theatre Board; Reyrolle Belmos; Davis, Belfield and Everest; the National Building Agency (NBA); the National Theatre; Theatre Projects Services; and Evershed Power-Optics Ltd. Items include Richard Pilbrow's report on future stage lighting equipment, specification 904/SP29 'General Specification For Luminaires to be Supply to the National Theatre', sketches of a Fresnel and a silhouette, graphs showing the performance of different lights and the results of tests; a report by the Polytechnic of Central London Department of Electrical and Electronic Engineering; and sketch SK 86113 'ArrCT Of 16x Single Phase Plug, Socket and Connector'. Original card folder disposed of. '904/7E Luminaires' was written on the spine. |