The circuit was designed by two monolithic integrated circuits to measure the level of audio signals whose unit of measurement is known as volume unit. Volume Unit – an entity equal to a decibel for ...

Length, time and volume are all examples of quantities close quantityA property that can exist as a magnitude, usually with a numerical value. For example, speed (quantity) is measured in metres per ...

In the reports on vital capacity in the literature, instructions to the patients were not described in detail. In our experience variations in the results of serial determinations were traced in many ...

For measurements in the mechanical lung model and in the animal experiment, a Bourns Bear Cub infant ventilator (Palm Springs, CA, U.S.A) with a constant-circuit flow was used. The ventilator provided ...