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Showing 1705–1716 of 4357 results

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Physics & Electronic Laboratory Apparatus

MS-464 PVG PUSH BELL

On bakelite base 100 x 90 mm., with two terminals, nickel plated contact arm with adjustable spring

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Physics & Electronic Laboratory Apparatus

MS-465 PVG MORSE KEY

Double pole, watch pattern, plastic case and ear piece, resistance 60 ohms. Complete with twin core cable

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Physics & Electronic Laboratory Apparatus

MS-466 PVG TELEPHONE RECEIVER

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Physics & Electronic Laboratory Apparatus

MS-467 PVG EAR PHONE

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Physics & Electronic Laboratory Apparatus

MS-468 PVG CURRENT BALANCE

An open model with all parts readily observable of d.c electrical motor, an armature wound with enamelled copper wire and permanent magnetic field by a removable bar magnet, external connections by a pair of 4mm. socket terminals. Operates on 4-6 v D.C. Overall height 180mm.

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Physics & Electronic Laboratory Apparatus

MS-469 PVG DEMONSTRATION ELECTRIC MOTOR

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Physics & Electronic Laboratory Apparatus

MS-47 PVG LOADED BEAM APPARATUS

Simple demonstration electric motor model for students with all parts clearly visible, an open construction ,mounted on wooden or plastic base, provided with two 4 mm terminals , red and black to connect with power supply, three pole armature wound with enameled copper wire, works on 2 amp- 3 amp battery eliminator or power supply, with color disc..

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Physics & Electronic Laboratory Apparatus

MS-470 PVG DEMONSTRATION ELECTRIC MOTOR

Driven by a hand drive pulley of 120 mm. diameter, coupled to a smaller dynamo pulley by a rubber belt. Electrical output via 4 mm. terminals. Mounted on a base plate 200 x 100 mm.

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Physics & Electronic Laboratory Apparatus

MS-471 PVG DEMONSTRATION DYNAMO

Driven by a hand drive pulley , coupled to a pulley by a rubber belt. Electrical output via 4 mm. terminals with LED all the parts are visible to show the basic structure of an electric mortor and generator Mounted on a plastic or wooden base plate.

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Physics & Electronic Laboratory Apparatus

MS-472 PVG MOTOR GENERATOR UNIT

To show conversion of Electrical energy to rotary. Easy for students to handle and view the parts of a D.C motor. Consist of ceramic disc magnetsmounted on adjustable North and South pole, with bronze brushes, and commutator, armature mounted on brass cone bearing, mounted on Bakelite base

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Physics & Electronic Laboratory Apparatus

MS-473 PVG ST. LOUIS MOTORST. LOUIS MOTOR

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Physics & Electronic Laboratory Apparatus

MS-474 PVG LENZ’S LAW DEMONSTRATOR