bourdon gauge

Bourdon Barometer The Bourdon sphygmomanometer, also known as the hand barometer, was invented in 1852. Bourdon sphygmomanometers have a larger measuring range than diaphragm and capsule sphygmomanometers and are commonly used…
Read More

Manometer

Manometer What is a manometer? In this article, we want to introduce you to the manometer, which is one of the oldest pressure measuring devices and is still used. The manometer…
Read More

Capacitive barometer

Pressure Calibration
What is a capacitive sphygmomanometer? Capacitive barometer The electrical capacity of a capacitor is a function of the distance between the plates, their area and the dielectric ratio of the…
Read More

Piezoelectric barometer

Pressure Calibration
  What is a piezoelectric barometer?   If pressure is applied to asymmetric crystals such as quartz or tourmaline , an electric current is created in it, and conversely, when electrical voltage is applied, these…
Read More