Singing Rod
When rubbed in a specific manner, this aluminum rod generates a loud, high-pitched sound. A perfect accessory to Kundt’s Apparatus. Includes: rod, special resin and instructions.
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In Stock
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This dual purpose tank is a versatile apparatus allowing all types of waves and wave motion. With illuminator lamp and important accessories included it forms a complete ready to use unit. The unique design and size allows it to be used on an overhead projector as well. Supplied in foam packing and consists of the following components :
- Ripple Tank 40 x 40 cm.
- Four push Fit Legs.
- Ripple motor with eccentric cam, mounted on PVC bar.
- Three supports for illuminator and the motor unit.
- Motor hanging clamps.
- Spring for motor support.
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- Concave Perspex Plate.
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Transparent acrylic plastic ripple tank, supported in a sturdy plastic frame which has recesses to hold four legs with leveling feet. The tank edges are shaped to minimise undesired reflections. Tank has a drain hole closed by a rubber stopper. With two light alloy uprights to carry a horizontal rippler support rod which is adjustable for height. The ripple assembly, elastically suspended from the support rod, consists of a 4 – 6 V DC motor mounted on a wooden beam. The motor has an eccentric weight which causes the beam to oscillate. Two point sources are provided by two plastic spheres, each mounted on a right angle rod. A metal rod is fixed centrally into a socket in one short side of the frame to afford support to the illuminant. Overall size of the tank 580 x 500 x 80 mm, window area 370 x 280 mm, height of tank above bench level (with legs attached) approx. 375 mm. Complete with following accessories :-
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- One curved reflector radius 200 mm.
- One trapezoidal plastic plate for refraction.
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- One pkt. rubber bands.
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Without power supply
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Hand Vacuum Pump
The vacuum pump is made of durable plastic. It can easily provide a vacuum of 500mmHg by pumping its handle, the pumping rate of which is about 15ml per pumping. The pump itself is sealed and self lubricated. By changing its working mode, the pump can be used to establish air pressure as high as approx. 2 atm. It is a must for middle and primary school laboratories.
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