Spark or flicker tube. A glass tube with bulbous brass ends and a spiral of silver metal dots running along the inside.

Title

Spark or flicker tube. A glass tube with bulbous brass ends and a spiral of silver metal dots running along the inside.

Identifier

ABDNP:201762a

Description

Glass tube with brass ends; with ball terminals; inside tube is spiral of small metal discs each seperated by gap of less than 1 mm; when tube is placed across an electrostatic generator, a spiral discharge is seen around inside of tube caused by sparking between metal discs

Date

1780-1810

Format

glass, brass, metal
length 330 mm; diameter 25 mm

Type

Physical Object

UUID

2d3181ad-41d2-4a11-aa6b-384f24ef92d3

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