Milliammeter

A high quality meter which features a D'Arsonval movement accurate to 30. It has a 0 - 1 DC milliampere range. Assembled in a housing, suitable for easy viewing, with sturdy clips. Used to measure the amount of electricity produced by a solar cell, and electrochemical cell, and the heating of two dissimilar metals. Used also to give in conjunction with the Conductivity Indicator to give a quantitative reading for comparison of the conductivity of various solutions.