Basement October 4, 2021December 18, 1932 by thisisrjg-bbc 94 ❧ Listening Hall No. 1. A seascape roughly painted on canvas has been introduced to counteract the effect of being shut in a small room. Listening Hall No. 1. A view of the back of the room showing the furniture. 96 ❧ Listening Hall No. 2. The designer has produced a stimulating effect of sunlight by the use of gold and silver foil. 97 ❧ Storage Batteries for the Emergency Lighting Supply. This lighting is permanently switched on to enable the performances in the studios to be continued in case of the failure of the ordinary lighting. 98 ❧ One of the Echo Rooms. The music from the studio is reproduced on a loudspeaker in a resonant room, and the sounds thus obtained are picked up on a microphone and sent on to the Control Room, where they are simultaneously added (in any required degree of echo effect) to the same music coming direct from the studio. 99 ❧ The Studio Corridor, leading to the balcony of the Vaudeville Studio, BA. 100 ❧ Studio BB: a view of the Balcony. 101 ❧ Vaudeville Studio: the Balcony, intended to accommodate part of the small audience required for giving atmosphere to the broadcasts.