S-Range Scaler-Timer Age 4-5 Can be played by individuals

Can be played by individuals

polypeptides and proteins in protein metabolism monosaccharide

amplifier (e

ideal for primary PE lessons and active play

Compiled by Dr

S-Range Scaler-Timer Age 4-5 Can be played by individualsA general purpose scaler timer suitable for radioactivity counting utilising Geiger Muller tubes ; and as a general purpose millisecond digital timing device with manual or electronic triggering. The bright L. E. D. has six digits, 24mm high, making it suitable for individual use or class demonstration. In the radioactivity mode an adjustable 300 to 500V E. H. T. supply for G. M. tubes. Loudspeaker sockets are also provided for use when an audible