| Description | The file contains Theatre Projects Consultants Ltd correspondence with enclosures and file and meeting notes regarding sound and communications equipment installation, including the tendering process; comparisons of the products and tenders from different contractors; summaries of direct and sub-contracts; the issue and reissue of drawings; speaker finishes; communications outlets; CCTV; radio paging; assisted resonance; stage manager control panels; reverberation reinforcement; stage management intercom; and small speaker installation. Correspondents include Electrosonic Ltd; Rediffusion Industrial Services Ltd; Pye Business Communications Ltd; Rank Strand Electric Ltd; Postfield & Company Ltd; Westrex Company Ltd; Denys Lasdun & Partners; London Weekend Television; Tannoy Products Ltd; ITT Electronic Services; Radiatron Components Ltd; Photo-Scan Ltd; Tele-Nova Ltd; Stagesound (London) Ltd; Plessey Communication Systems Ltd; Evershed Power-Optics Ltd; the National Theatre; Autec (Farrells) Ltd; Stagesound Ltd; Flint & Neill Ltd; Multitone Electric Company Ltd; Dr M Hartley Jones (University of Manchester Institute of Science and Technology); Euro-tel Television Lidster Recorder Developments Ltd; Alice (Stancoil Ltd); Cowley Instruments Ltd; A. K. G. Equipment Ltd; and Amplivox Communications Ltd. The file includes a drawings list for communications equipment; price lists and marketing information from suppliers; tender and quotation documents; rough sketches of panels, outlets, the production desk, and wiring; drawing number 8213.190.1604 'Proposed System for Timing Caption National Theatre' a rough sketch 'possible arrangement of Pabx Telephone & Foyer Announcement Point'; table 4A showing the 'automatic countdown sequence of slide and announcements'; copies of the National Theatre Communications Specification 904/SP31, Section 6 - Schedule of Equipment; and a sketch 904/6A 'National Theatre Schematic of Television Caption Equipment (Simplified), Showing Contractual Divisions and Interfaces'. The original card folder has been disposed of. '904/6A Sound. No. 2' was written on the spine (half of the spine was missing). |