Electricity & Electrical Circuits

Catalogue No: 1091640

A multirange rectangular ammeter mounted on top of a sturdy plastic box, with ranges selectable through a rotatory knob and AC/DC selection through a toggle switch. AC input through a pair of 4mm shielded sockets and DC output through a pair of 4mm colour-coded shielded sockets. Ranges available are 10mA / 100mA / 500mA / 1A / 2.5A / 5A in both AC and DC.
* Ammeter, Multirange, AC/DC

Pack of (Pcs): 1

Catalogue No: 1091420

All the components are mounted on large sheet metal panel.
* Bell Demonstration Model, Economical

Pack of (Pcs): 1

Catalogue No: 1090840/2

Finds many useful applications in the laboratory, such as resonance timing, wave shaping, oscillator experiments, etc and also as capacitance substitution box. Accuracy +-10%.
Note: Other ranges also available on specific request.
* Two Decades
0-100nF x 10nF
0-1000nF (1 micro F) x 100nF

Pack of (Pcs): 1

Catalogue No: 1090840/3

Finds many useful applications in the laboratory, such as resonance timing, wave shaping, oscillator experiments, etc and also as capacitance substitution box. Accuracy +-10%.
Note: Other ranges also available on specific request.
* Three Decades
0-10nF x 1nF
0-100nF x 10nF
0-1000nF (1 micro F) x 100nF

Pack of (Pcs): 1

Catalogue No: 1090420

For use with Leclanche Cell. Available as spare Size 150x60mm (height x diameter), with terminal.
* Charged Porous Pot, Spare

Pack of (Pcs): 10

Catalogue No: 1090100

For use in circuits, where a rapid changeover of polarity is required. The switch comprises a rotatable spring loaded beam of insulating plastic with two brushes each connected to 4mm socket terminals. The brushes and contact strips are arranged on the beam and base respectively so that when beam is rotated from one side to other, the polarity of connections is reversed. All brushes and contact strips of laminated phosphor bronze brushes ensuring good contact and long life.
* Commutator (Mip Reversing Key)

Pack of (Pcs): 1

Catalogue No: 1090770

Four rotary switches (with positive click stop) mounted on a plastic box to select the desired value of resistance as indicated alongside index mark on the knobs. Four different dials are having resistors of 10x1k Ohm, 10×100 Ohm, 10×10 Ohm and 10×1 Ohm. Output is available via 4mm safety sockets. Resistance Accuracy +-s +- 1% .
* Decade Resistance Box

Pack of (Pcs): 1

Catalogue No: 1090600

Shows the conversion of mechanical energy into electrical energy and principle of working of simple AC and DC dynamos. Complete assembly mounted on a base and capable of generating both AC and DC simultaneously as indicated by the glowing of LEDs. A two pole armature is supported on moulded plastic legs on either side and is positioned between two curved steel strips, provided with for DC output and slip rings for AC output, selectable through a toggle switch. Magnetic field provided by a permanent magnet placed on top of curved strips. The complete arrangement operated by a hand drivan wheel with handle..
* Demonstration Dynamo, AC/DC

Pack of (Pcs): 1