Category Archives: Digital electronics

Consider the CMOS circuit shown, where the gate voltage VG of the n-MOSFET is increased from zero, while the gate voltage of the p-MOSFET is kept constant at 3 V

know the answer question Consider the CMOS circuit shown, where the gate voltage VG of the n-MOSFET is increased from zero, while the gate voltage of the p-MOSFET is kept constant at 3 V ? Common Data/Linked Answer Questions Common Data for Questions 1 and 2 Consider the common emitter amplifier shown below with the following… Continue reading »

In a full-wave rectifier using two ideal diodes, VDC and Vm are the DC and peak values of the voltage, respectively across a resistive load

45. In a full-wave rectifier using two ideal diodes, VDC and Vm are the DC and peak values of the voltage, respectively across a resistive load. if PIV is the peak inverse voltage of the diode, then the appropriate relationships for this rectifier are In the voltage regulator shown in figure, the load current can… Continue reading »

Widlar Current Source | what is widlar current source using mosfet , output resistance

what is widlar current source using mosfet , output resistance ? derivation , calculation . Voltage Regulators An unregulated power supply consists of a transformer (step down), a rectifier and a filter. these power suppliers are not good for some applications, where constant voltage is required irrespective of external disturbances. the main disturbances are As… Continue reading »

Integrator : what is Integrator definition , formula , meaning circuit waveform transfer function

miller integrator transfer function , Integrator : what is Integrator definition , formula , meaning circuit waveform ? Integrator A circuit in which the output voltage waveform is the integral of the input voltage waveform is called integrator. Fig. 46 (a) shows an integrator circuit using op-amp. Here, the feedback element is capacitor. the current… Continue reading »

average codeword length definition | what is average codeword length definition formula

what is average codeword length definition formula ? average codeword length definition ? THE SOURCE CODING (i) Definition             A conversion of the output of a discrete memoryless source (DMS) into symbols (i.e., binary code word) is called source coding. The device that performs this conversion is called the source encoder. Figure 3.15 shows a… Continue reading »

Find the differential entropy H(X) of the uniformly distributed random variable X with the following probability density function

EXAMPLE 9.32. Find the differential entropy H(X) of the uniformly distributed random variable X with the following probability density function (pdf): equation             for (i) a = 1, (ii) a = 2, and (iii) a =  . Solution: We know that the differential entropy of X is given by equation Making use of given pdf,… Continue reading »