Description :
For recording graphically the movement of heart, muscles
and a number of other basic physiology experiments. Casted
aluminium body, fitted with levelling screws; with eight
-1
speed gear train to provide direct all the eight speeds mms
640, 312, 25,12.5,2.5,1.25, 0.25 & 0.12. Smooth and
durable performance with the continuancy of speed even
after years of use. Change over of speeds from one ratio to
the other effected through an adjustable clutch on the side
plate showing the speed. Drum provided with neutralizing
clutch, electrical contact block and contact arms. Stainless
steel axle of 19 mm dia. with screw lift and moves in ball
bearing to give smooth performance.