Conversion of a potentiometric analyser to control by the ZX Spectrum microcomputer
S. W. Bateson, G. J. Moody, John D. R. Thomas · Journal of Analytical Methods in Chemistry · 1985
A potentiometric titration-calibration system based around the Sinclair ZX 81 microcomputer has previously been described [1]. Although this proved adequate as a system controller, it had two drawbacks"