Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 54
ded for some ofthe navigating instruments in certainmachines—these are usually 2-volt metalfilament lamps of 1 candlepower run offaccumulators. Bristol fighter machinesare fitted with a wind-driven generatorand a 12-volt floating battery of 25ampere hours capacity, which supplycurrent for… … Fore Fig. 1. switches ; all these items are gastight.There are 48 lamps of 8 candlepower eachin the passenger accommodation, thecontrol car, power cars and wireless cabinbeing fitted with eight roof lights of6 candlepower. Six 3 candlepower in-spection lights on flexible leads are pro-vided for the…
Lighting
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