Variable resistor for arc lamp

Variable resistor mounted on asbestos, then on wooden baseboard. Fitted with two porcelain fuse holders, one brass bayonet lampholder with 2 tumbler switches separate, two linked. In wooden box with input lead. Used in conjunction with ammeter 1990-5036-256 and 1990-5036/258

Details

Category:
Cinematography
Collection:
Kodak Collection
Object Number:
1990-5036/257
type:
variable resistor
credit:
The Kodak Collection at the National Media Museum, Bradford

Parts

Variable resistor for arc lamp

Variable resistor for arc lamp

Variable resistor mounted on asbestos, then on wooden baseboard. Fitted with two porcelain fuse holders, one brass bayonet lampholder with 2 tumbler switches separate, two linked. Used in conjunction with ammeter 1990-5036-256 and 1990-5036/258

Measurements:
overall: 185 mm x 340 mm x 320 mm,
Materials:
brass (copper, zinc alloy) and porcelain
Object Number:
1990-5036/257/1
type:
variable resistor
Box for a variable resistor

Box for a variable resistor

Wooden box for a variable resistor.

Measurements:
overall: 220 mm x 410 mm x 380 mm,
Materials:
wood (unidentified)
Object Number:
1990-5036/257/2
type:
carton