AAA amplifier by Seismograph Service

Made:: 1947

AAA amplifier by Seismograph Service, 1947. Consists of 2 units, each 26x20x12 cm

Details

Category:: Geophysics

Object Number:: 1985-1438

type:: amplifiers

credit:: Seismograph Service (England) Ltd.

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AAA amplifier by Seismograph Service

Details

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