Electricity & Cell Lab
Jockey Knife Edge
For Wheatstone Bridge & Potentiometers. Metal knife edge mounted in plastic handle, 90 mm long x 12 mm dia with terminal at the upper end.
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Demonstration Dynamo
This model uses the same basic assembly as the electric motor, mounted on a base plate which also carries a hand drive pulley 120 mm in diameter coupled to the smaller dynamo pulley by a rubber belt. Electric output is via a pair of 4 mm socket & a light emitting diode is provided as simple output indicator. The model may also be used as motor on a 4 to 8 volts DC supply.
SKU: n/a - Electricity & Cell Lab
Ballistic Galvanometer
Used for measurement of small quantities of electrical charge.
Levelling Screws for balancing the coil. Coil with mirror suspended between long suspension at the upper end and a spring at lower end. Suspension and spring are made of phosphor bronze alloy. Bakelite case, rigid and robust. Clamping arrangement for transportation. Consistent sensitivity over a large period. Strip provided for making it a periodic
SKU: n/a - Electricity & Cell Lab
Auto Transformer
Continuously variable voltage auto transformer, protected type.
Type 1 2 3 4 5 Capacity (amps.) 2 4 8 10 15 .
Comprises a torridly wound transformer with a continuously variable output voltage 0 – 260 volts AC. Steplessly under full load. Input 220 to 240 volts AC, 50 Hz. In stout metal case mounted on a metal base with mains cable.1
2
3
4
5
Capacity (amps.)
2
4
8
10
15
.
Comprises a torridly wound transformer with a continuously variable output voltage 0 – 260 volts AC. Steplessly under full load. Input 220 to 240 volts AC, 50 Hz. In stout metal case mounted on a metal base with mains cable.SKU: n/a
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