A measurement or observed value is discussed as the sum of two components-one the absolute value of the characteristic measured and the other an error of measurement ...

Measuring phase noise with a spectrum analyzer. The primary advantage of dedicated phase-noise analyzers. The cross-correlation method. Using a spectrum analyzer is the oldest, most straightforward, ...

The electronic gauge is designed for measuring wheel rolling circle diameter with high precision. Measurements are made directly on rolling stock without wheelset roll-out. This is performed according ...

Scales are number lines which can be straight or circular. The number line is split into intervals with divisions marked. You will see scales on measuring jugs, car speedometers, oven dials and many ...

DME is a radio navigation technology that measures the slant range (distance) between an aircraft and a base station.[Credit: Istock] DME (Distance Measuring Equipment) is an aviation radar system ...

ISA recently published the third edition of Calibration Handbook of Measuring Instruments by Alessandro Brunelli. In this Q&A feature, Brunelli highlights the focus, importance, and differentiating ...

在其他近期新闻中，Nova测量仪器有限公司宣布其2025年第三季度收益超出分析师预期。公司报告非GAAP每股收益为2.16美元，略高于预期的2.14美元。Nova还实现了2.246亿美元的收入，超过预期的2.2172亿美元。此外，Nova已任命Rami Hadar加入其董事会，自2025年12月24日起生效。Hadar是Claridge ...