Trek has introduced the Model 325 electrostatic voltmeter, an ultra-sensitive instrument suitable for noncontacting electrostatic voltage measurement and monitoring in applications within high-tech, ...

Particularly useful in design of electrophotographic devices such as faxes and copiers, the model 400 electrostatic voltmeter is accurate to better than ± 0.1% of reading ± 1.0 V. With a dual-chopper ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. A vertical electrostatic voltmeter, ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Intended for applications that require highly accurate, low-noise, noncontacting measurement of electrostatic voltages, the Model 325 from Trek covers a measurement range from millivolts to ±40 V over ...