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Telegraph Line Current Meter - Date Unknown Object Reg. No: ST 029334

Summary:
Meter with scale graduated from +100 milliamps to -100 milliamps, used to measure current in electric telegraph lines.
Description:
Wooden base. Square metal case mounted on sloping wooden support. Case fitted with circular glass window covering needle and dial with engraved scale. Scale graduated from +100 milliamps to -100 milliamps. Four brass screw terminals at front of wooden base.
Discipline: Technology
Dimensions: 122 mm (Height), 130 mm (Width), 130 mm (Length)

More information

Tagged with: electric apparatus instruments, telegraphy
Themes this item is part of: Telegraphy Collection, Information & Communication Collection, Science & Measurement Collection
Primary Classification: COMMUNICATIONS
Secondary Classification: Telegraphy
Tertiary Classification: testing equipment
Inscriptions: Dila engraved below scale:
"S.N.T.S."

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