PTBnews 1.2020 – Within the scope of the work on the redefinition of the base unit kelvin, PTB developed a new method for pressure measurement based on the capacitance measurement of helium gas. From the […]
The Ralston Quick-test Connection Platform is a universal pressure hose system engineered to facilitate fast, leak-free connections for pressure testing, calibration, and leak testing. The unique design of our hoses and adapters offers secure, time-saving […]
For the last 30 years, the official U.S. standard for measuring pressure has been a 3-meter-tall (about 10-foot) device called a manometer. American industry relies on the U.S. pressure standard for everything from silicon chip […]
Newbury, OH, March 21, 2019 – Ralston Instruments, a leader in the advancement of pressure calibration equipment, is pleased to introduce its new Field Gauge LC10 line of pressure and temperature gauges. Responding to a […]
NIST News, February 25, 2019 In collaboration with industry, researchers from the National Institute of Standards and Technology (NIST) have made the first portable prototype of the Fixed-Length Optical Cavity (FLOC), a device that uses […]
PTBnews 3.2018 – A novel measurement setup has been developed at PTB for the primary calibration of ultrasonic hydrophones. Hydrophones are sensors used to determine ultrasonic pressure wave in liquid media. They are mainly used […]
October 19, 2018 Many semiconductor fabricators and research labs are under increasing pressure from, of all things, vacuum. These facilities need to remove greater amounts of gas molecules and particles from their setups as new […]
by Sean Nielson When choosing which instrument to use when calibrating pressure, the two most popular choices are deadweight testers and digital pressure gauges/calibrators with a pressure comparator. Each has its advantages and disadvantages. The […]
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