Successive Approximation Type DVM: The Successive Approximation Type DVM principle can be easily understood using a simple example; the determination of the weight of an object. By using a balance…
Principles of ADC (Analog to Digital Conversion): Principles of ADC - The input signal is compared with an internally generated voltage which is increased in steps starting from zero. The…
Integrating Type DVM (Voltage to Frequency Conversion): The principle of operation of an Integrating Type DVM is illustrated in Fig. 5.5. A constant input voltage is integrated and the slope…
Dual Slope Integrating Type DVM (Voltage to Time Conversion): Dual Slope Integrating Type DVM - In ramp techniques, superimposed noise can cause large errors. In the dual ramp technique, noise…
Ramp Technique of Digital Voltmeter: Ramp Technique - The operating principle is to measure the time that a linear ramp takes to change the input level to the ground level,…
What is Silicon Controlled Rectifier (SCR)? | Construction and Working of SCR: What is Silicon Controlled Rectifier (SCR)? - This semiconductor switching device is also known as a thyristor. It…
Frequency Shift Keying Demodulator Working (FSK): In digital data communication, binary data is transmitted by means of a carrier frequency. It uses two different carrier frequencies for logic 1 and…
Frequency Multiplier using PLL 565: Fig. 2.128 shows the block diagram for a frequency multiplier using PLL 565. Here , a divide by N network is inserted between the VCO…