Electrical Vibrator (Copy)

Electrical Vibrator

• For Melde’s and other experiments.
• A steel rod is clamped near one end through two 4 mm. terminals.
• The rod passes through a small solenoid and between the poles of a magnet.
• Adjustable contact points fitted through a second pair of terminals make alternating connection with an adjustable contact on the rod.
• The rod has a small hole at one end for the attachment of thread WKPHh passes over a bench mounting pulley and supports a scale pan.
• For 2 v a.c. supplies with Pulley and clamp, scale pan and instructions.

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