Electronic Devices (Conventional Current Version) (What's New in Trades & Technology) (10th Edition)

Chapter 6

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and ; The value of an AC collector resistor is a... more

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and ; From the provided figure, the DC collector ... more

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Positive ; The value of the AC collector current... more

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The DC collector-to-emitter voltage is called , ... more

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The external AC emitter resistance is represented ... more

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A capacitor blocks the DC, and allows the AC to ... more

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; The internal AC emitter resistance is ... more

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Parameter is ac alpha, is ac beta, is ac ... more

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Emitter forward current gain, . ; The parameter ... more

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; Internal ac emitter resistance is calculated ... more

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Parameter is the ratio of change in both ... more

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; Internal ac emitter resistance is calculated ... more

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; The capacitive reactance for capacitor is ... more

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; To calculate the value of the base voltage , ... more

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; Ac collector resistance is calculated by the ... more

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and ; When the capacitor is not present, then ... more

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; Apply the Thevenin's theorem at the left side ... more

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Open ; When a circuit is reduced to a dc circuit, ... more

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Gain increases ; The gain without a bypass ... more

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The swamping is used to reduce the effect of the ... more

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Biasing resistors, ac internal emitter resistance... more

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Ac collector resistor, ac internal emitter ... more

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Gain decreases ; The overall gain without a ... more

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Output voltage and input voltage are out of phase... more

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When the load resistor is decreased, the value of ... more

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; The value of the base voltage is calculated ... more

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Emitter follower ; In a common collector amplifier... more

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1 ; The formula for voltage gain of a common ... more

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High input resistance of the amplifier. ; The high... more

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It is a connection of two transistors such that ... more

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Darlington pair contains same type of transistors ... more

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; Calculate the Thevenin resistance of the bias ... more

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The formula for voltage gain of the common base ... more

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The input resistance of a common-base amplifier is... more

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1 ; The current gain is calculated by dividing the... more

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The voltage gain of a common-base amplifier is the... more

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,, , and ; The total voltage gain of a multistage... more

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Individual amplifier in the cascade arrangement... more

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By taking product of voltage gain of each ... more

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; Let the voltage gain of an amplifier in ... more

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At lower frequencies the gain gets reduced because... more

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and ; The common-mode rejection ratio is ... more

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In double-ended differential input, both the input... more

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The common-mode rejection ratio (CMRR) is the ... more

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 The relationship between common-mode rejection ... more

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When the input signals have the same amplitude, ... more

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Capacitor is open. ; From the provided ... more

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The voltage gain will decrease. DC levels at the ... more

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Second transistor will be in cutoff. ; When ... more

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Yes, at the first transistor , the collector ... more

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; The second amplifier has the maximum gain, when... more

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; The second amplifier has the maximum gain, when... more

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; The second amplifier has the maximum gain, when... more

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; The current through and , are and . These ... more

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; From the provided measurement, the peak output ... more

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The voltage gain calculated value is and the ... more

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The circuit board and circuit schematic are in ... more

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; In the circuit board, the terminal ends on the ... more

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Two possible faults are: Transistor is faulty or ... more

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The capacitor is open. ; In the provided test ... more

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In amplifier operation, the inputs are ac signals... more

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Both and are a part of r parameters. These ... more

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In every datasheet for a transistor, h parameters ... more

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The formula and value for both and is same based... more

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The voltage gain of the amplifier is calculated ... more

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The formula for voltage gain , of common emitter ... more

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The term load refers to the total quantity of the ... more

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Swamping is a technique used to minimize or ... more

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In a common collector amplifier, the collector is ... more

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The formula for voltage gain of the common-... more

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To maximize the input resistance, two transistors ... more

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The current gain, , of a common-base amplifier is ... more

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To obtain higher voltage gains two or more ... more

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The number of input terminals to a differential ... more

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CMRR is the abbreviation for the Common-mode ... more

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When a new transistor with a higher dc current ... more

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When the capacitor is removed the overall emitter... more

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The voltage gain is calculated by dividing the dc... more

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When the input voltage of the transistor is ... more

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When the capacitor is shorted then the capacitive ... more

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The voltage gain of a common-collector amplifier ... more

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When the value of capacitor is increased it does ... more

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The maximum value of the current gain that can be ... more

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The increase in capacitors and will not lead to ... more

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As the resistor is bypassed by the capacitor, an ... more

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As the load line depends on the AC collector-to-... more

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Parameter , only corresponds to , when the input ... more

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From the calculations done for the internal AC ... more

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Removal of the bypass capacitor just introduces ... more

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The voltage gain, , of an amplifier with a bypass ... more

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Ideally, the value of the capacitive reactance ... more

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The value of the total AC input resistance cannot... more

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The provided value is not the same as the ... more

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The mentioned value is the product of the AC ... more

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In common-collector amplifiers, the output voltage... more

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As the power gain is the product of the voltage ... more

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Input resistance cannot be the same as the DC ... more

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For a common-base amplifier, the input resistance ... more

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The mentioned value does not match with the ... more

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The total voltage gain of a cascaded system is ... more

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In an op-amp, a differential amplifier can be used... more

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In a single-ended differential amplifier, none of ... more

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In a double-ended differential amplifier, the ... more

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If both inputs of the differential amplifier are ... more

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slightly more than ; The pictorial representation ... more

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; The pictorial representation of a DC collector ... more

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An AC load line intercepts the DC collector ... more

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r-parameters:: ac internal emitter resistance.: ac... more

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; The value of the internal DC emitter resistance... more

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200 ; The common-emitter forward current gain is ... more

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; Calculate the dc collector current by using ... more

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and ; The value of dc current gain is calculated... more

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; For the dc analysis of the amplifier circuit, ... more

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; Calculate the Thevenin equivalent resistance ... more

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and ; The Thevenin voltage is calculated by ... more

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and ; The Thevenin voltage is calculated by ... more

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and ; The Thevenin voltage is calculated by ... more

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; The Thevenin voltage is calculated by using ... more

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Voltage gain, will reduced to . ; The Thevenin ... more

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; The value of the base voltage is calculated ... more

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and ; The value of the base voltage is ... more

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The voltage gain will decrease. ; In a common-... more

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; The value of the base voltage is calculated by... more

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; The input base resistance is calculated by the... more

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The disadvantages of the common-base amplifier are... more

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; The emitter voltage is calculated by taking ... more

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; The overall voltage gain is given by the ... more

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; The total voltage gain in is calculated by ... more

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; The emitter voltage of transistor 1 is ... more

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; The current through the resistor, , is ... more

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The meter at measures the Differential Output ... more

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; Calculate the value of the collector voltage ... more

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; The dc emitter voltage is calculated by ... more

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Transistor is in cut-off and the voltage at the ... more

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Parametersdc voltagesac voltages (rms)Input ... more

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The preamplifier is the faulty block. After ... more

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The transistor will go into cut-off. ; When ... more

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The provided datasheet has a current gain of ... more

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A leak from coupling capacitors have the following... more

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  ; In the AC equivalent circuit, all the ... more

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; Calculate the current through resistor and ... more

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; Voltage gain in   is calculated by multiplying... more

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; Assume the emitter resistor to be . The input ... more

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; Assume the emitter resistor to be . The input ... more

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; The maximum collector current of the 2N3904 ... more

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; Total emitter resistance of transistor 1 is ... more

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The calculation done for the voltage gain without ... more

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