Electricity & Cell Lab
Contact Key Double
A contact arm & three metal studs mounted on a bakelite base with three brass terminals. The centre terminal is common connection to the arm & the other two terminals connected to the other studs.
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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 - Electricity & Cell Lab
Coil 120 Turns
Each centre hole coil is wound on a plastic former & is provided with 4 mm socketed terminals.
The coil fits onto a double ‘C’ core, provides a suitable transformer for operation from a low voltage AC supply. In addition, it provides a useful electromagnet if used on one half of a ‘C’ core.
SKU: n/a - Electricity & Cell Lab
Demonstration Dynamo Model A.C
A simple demonstration of a Dynamo Model mounted on a wooden base. Hand driven by a gear. Simplified open frame construction which can be readily understood without detriments to its essential similarity to real machine. A 2 pole armature wound by enamelled copper wire to rotate in U shape magnet in pivot. While in rotation process through the gear wheel by hand, the bulb provided glows.
SKU: n/a
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