Ryall-Sullivan precision heterodyne oscillator.

Made:: 1952

maker:: H W Sullivan Limited

Details

Category:: Acoustics

Object Number:: 1976-584

Measurements:: overall: 2070 mm x 520 mm x 440 mm,

type:: oscillator

credit:: Ministry of Defence (Electrical Inspection Directorate)

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Ryall-Sullivan precision heterodyne oscillator.

Details

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