S-Range Scaler-Timer Age 4-5 The individual decades are series

The individual decades are series connected

Can be played by individuals

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These Folding Hurdles are designed to support teachers in delivering engaging athletics and PE lessons

Compiled by Dr

S-Range Scaler-Timer Age 4-5 The individual decades are seriesA 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