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Moulded plastic ripple tank, four legs with rubber end caps, legs with leveling feet, tank with drain hole fitted with rubber bung, with plastic or acrylic tray. Metal uprights for horizontal rippler support rod which is adjustable in height. Low voltage D.C. motor mounted on a wooden beam suspended by elastic rubber bands. Motor fitted with an eccentric mass which causes the beam to oscillate. Additional point contact sources are given by two plastic spheres, each on a right angled rod which can be adjusted at any height. Overall size of the tank 580 x 500 x 30 mm. Beam size 280 x30 x 20 mm., drilled to receive rods of point sources and having two hooks. Motor 6 V D.C. with 1 m of wire. Ripples support rod of light alloy with clips to fit upright rods. Metal support rod for lamp 380 mm. long. Accessories : 2 straight obstacles of aluminum length 140 mm. bent at right angles, 1 straight obstacle aluminum length 40 mm. bent at right angle, 1 curved reflector aluminum radius 200 mm., one dropper, 1 foam plastic sponge, 1 wooden roller and a packet of rubber bands. Spares -Rippler motor 6 V D.C., Plastic spheres and 12 V 24 W lamp. • Also Available an economical model in steel for junior students as in the photo, with all accessory
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Physics & Electronic Laboratory Apparatus

MS-334 PVG RIPPLE TANK

HAND STROBOSCOPE
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Physics & Electronic Laboratory Apparatus

MS-335 PVG HAND STROBOSCOPE

RIPPLE TANK SUPPLY UNIT
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Physics & Electronic Laboratory Apparatus

MS-336 RIPPLE TANK SUPPLY UNIT

WAVE FORM HELIX (SANKEY SPRING)
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Physics & Electronic Laboratory Apparatus

MS-337 PVG WAVE FORM HELIX (SNAKEY SPRING)

WAVE FORM HELIX (SLINKY SPRING)
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Physics & Electronic Laboratory Apparatus

MS-338 PVG WAVE FORM HELIX (SLINKY SPRING)

WAVE MODEL
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Physics & Electronic Laboratory Apparatus

MS-339 PVG WAVE MODEL

Placeholder
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MS-34 PVG MASS HOLDER

WAVE MOTION MACHINE
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Physics & Electronic Laboratory Apparatus

MS-340 WAVE MOTION MACHINE

Teak wood size: 60x20 mm., 75x25 mm., 100x25 mm., 150x25 mm.
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Physics & Electronic Laboratory Apparatus

MS-341 WEDGE

Placeholder
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MS-342 PVG SONO METER

SONOMETER
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Physics & Electronic Laboratory Apparatus

MS-343 PVG SONOMETER

Nickel plated, prong length approx. from 115 mm. to 80 mm. for C 256 to C 512, with frequency marked. Supplied in a velvet lined wooden box with frequency 256 to 512. Cat. NO.  Set 344.01 Set of Eight 344.02 Set of Thirteen In highly calibrated, accurate frequencies or general for students
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Physics & Electronic Laboratory Apparatus

MS-344 PVG TUNING FORKS