![Electrostatic Voltmeter](https://d27wgn5g4t3wja.cloudfront.net/img/deb44ec2-75ef-471d-9005-5fb673c71e18/89018.png)
Electrostatic Voltmeter
Model 344 - TREK, INC. (TREK)
The Trek Model 344 is a precision electrostatic voltmeter for making noncontacting surface voltage measurements in the range of 0 to ±2 kV DC or peak AC. Industrial applications include radiation effect studies, R&D of the electrophotographic processes, and charge accumulation monitoring of the semiconductor production process.