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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Coil 2400 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
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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