Methods of turbidity measurement are discussed and a prototype of a turbidimeter, its design and parameters are described.

The construction of a simple device for measurements of photoinduced, slowly decaying luminescence from biological samples is described. Construction elements and subsystems available at the domestic market are mainly ...

The block diagram of the digital Hall – effect teslometer intended to the fast determination of magnetic induction is presented and its functioning is described. Its possible application and some characteristics B(x) ...