Pressure Inductive Transducer: Pressure Inductive Transducer - A simple, arrangement, wherein a change in the inductance of a sensing element is produced by a pressure change, is given in Fig.…
Resistive Transducer | Resistive Potentiometer | Resistance Pressure Transducer: Resistive Transducer are those in which the resistance changes due to a change in some physical phenomenon. The change in the…
Digital Data Recording System: Digital Data Recording - Digital magnetic tapes are often used as storage devices in digital data processing applications. Digital tape units are of two types, incremental…
XY Recorder Working: XY Recorder Working - In most research fields, it is often convenient to plot the instantaneous relationship between two variables [Y = f(x)], rather than to plot…
Null Type Recorder: These Null Type Recorder Working Principle of self-balancing or null conditions. When an input is given to the measuring circuit of the recorder from a sensor or transducer,…
pH Measurement Methods: pH is defined as the negative logarithm of the active hydrogen ion. It is a measure of the acidity or alkalinity of an aqueous solution. The pH…
Microprocessor Based Instruments: Microprocessor Based Instruments - Digital instruments are designed around digital logic circuits without memory. The use of microprocessors as an integral part of measuring instruments has given…
Digital Frequency Meter: Principle of Operation of Digital Frequency Meter - The signal waveform is converted to trigger pulses and applied continuously to an AND gate, as shown in Fig.…