R&D Report 1954-38 : Sound insulation and acoustics in the Belfast studio centre W.K.E. Geddes, M.W. Greenway, A.L. Newman and F.L. Ward. During the years 1952/3, all the studios in Broadcasting House, Belfast, except Studios Nos. 1 and 4, were given permanent acoustic treatment. This report summarises the results of acoustic measurement in all the studios, describes certain modifications which were made during the building work, and discusses conclusions of a general nature which resulted...
Topics: studio, studios, reverberation, cubicle, frequency, continuity, acoustic, insulation, measurements,...

R&D Report 1954-27 : The influence of listening conditions on the quality of reproduced speech. W.K.E. Geddes, T. Somerville, C.L.S. Gilford, A.L. Newman. This report describes two series of experiments conducted to answer the following questions: 1. to what extent does the order of preference in which a listener places a number of studios depend upon the listening conditions?. 2. Can the preference order be considered constant over the normal range of home listening conditions? 3. Is there...
Topics: listening, studios, studio, rooms, room, domestic, ranking, reverberation, acoustic, speech, studio...

R&D Report 1960-17 : Sound insulation and acoustics of the new studios in the Centre Block, Bush House. C.L.S. Gilford This report describes the design, with respect to acoustics and sound insulation, of the studios recently built in the Centre Block of Bush House. The principles of design are not new but in this application there was considerable compromise on grounds of cost and appearance. The first section, dealing with sound insulation, describes how the design was started from a new...
Topics: studios, studio, insulation, reverberation, absorption, transmission, cubicle, sound, cubicles,...