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Telegraph Relay - late 19th Century Object Reg. No: ST 22104

Morse relay under glass dome. Used at Melbourne Observatory.
Ebonite base fitted with five brass screw terminals. Two vertical coils. Brass central post with terminal at top. Brass and steel relay mechanism.
Acquisition Information:
Transfer from Melbourne Observatory, 1945
Discipline: Technology
Dimensions: 118 mm (Height), 88 mm (Width), 125 mm (Length)
Dimension Comment: Dimensions with glass cover.

More information

Tagged with: electrical relays, telegraphy
Themes this item is part of: Telegraphy Collection, Melbourne Observatory Collection, Information & Communication Collection, Positional Astronomy at Melbourne Observatory, Weights & Measures at Melbourne Observatory, Melbourne Observatory & Standard Time in Victoria, Astrographic Catalogue, Transits of Venus, 1874 & 1882, Buildings at Melbourne Observatory, Star Observations & Personal Equation, Meteorology at Melbourne Observatory, 1863-1908, Melbourne Observatory, 1863-1944, Geodetic Survey of Victoria, 1858-1872
Primary Classification: COMMUNICATIONS
Secondary Classification: Telegraphy
Tertiary Classification: input/output
User: Melbourne Observatory, South Yarra, Victoria, Australia

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