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What is the use of RC coupled amplifier?
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Jan 22, 2018
by
anonymous
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Feb 8, 2018
by
NITIN DESHMUKH
the RC coupled amplifier are using the following applications first in public address amplifier system
tape recorders TV VCR and CD players stereo amplifier
and these are the voltage amplification amplifiers
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May 12, 2018
by
anonymous
Harmonic distortion of the signal is produced in an RC coupled transistor amplifier. The probable
Harmonic distortion of the signal is produced in an RC coupled transistor amplifier. The probable component responsible for this distortion is (A) The transistor itself (B) the power supply Vcc (C) the coupling capacitor Cc (D) the biasing resistors
Last answer:
Harmonic distortion of the signal is produced in an RC coupled transistor amplifier. The probable component responsible for this distortion is The transistor itself
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Apr 9, 2018
by
anonymous
The upper cut off frequency of a capacitive coupled RC amplifier is decided by...
The upper cut off frequency of a capacitive coupled RC amplifier is decided by A) Input Coupling capacitance B) Transistor internal capacitances C) Output coupling capacitance D) Bypass capacitance
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Apr 9, 2018
by
anonymous
Bandwidth of an RC coupled amplifier is 100 kHz. Two such amplifiers are connected in cascade.Resultant ...
Bandwidth of an RC coupled amplifier is 100 kHz. Two such amplifiers are connected in cascade.Resultant bandwidth(in kHz) is around A) 200 B) 100 C) 60 D) 30
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asked
Sep 4, 2018
by
anonymous
List the advantages of RC coupled amplifier.
List the advantages of RC coupled amplifier.
Last answer:
Advantages: 1. The frequency response is excellent 2. The circuit is very compact and extremely light 3. Cost is low because it employ resistors and capacitors which are cheap
advantages
rc
coupled
amplifier
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1
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asked
May 12, 2018
by
anonymous
The main component responsible for the fall of gain of an RC coupled amplifier in low frequency
The main component responsible for the fall of gain of an RC coupled amplifier in low frequency range is (A) The active device itself (tube, or transistor) (B) stray shunt capacitance Cs (C) the grid leak resistance Rg (D) coupling capacitor Cc
Last answer:
The main component responsible for the fall of gain of an RC coupled amplifier in low frequency range is coupling capacitor Cc
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asked
May 26, 2020
by
anonymous
Draw circuit diagram of two stage RC coupled amplifier using BJT
Draw circuit diagram of two stage RC coupled amplifier using BJT
Last answer:
BJT - To amplify input signal. R1 & R2 = Biasing resistor to provide DC biasing voltage RE = Emitter resistor to control gain RL = Load resistor to carry load current Cin = Cout = Coupling capacitors to block DC CE = emitter bypass resistor
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asked
Sep 3, 2019
by
anonymous
applications of RC coupled amplifier
applications of RC coupled amplifier
Last answer:
Applications of RC coupled amplifier: (i) Widely used as Voltage amplifiers. (ii) They are used in Public Address System. (iii) In Tape recorders. (iv) In stereo amplifiers (v) In T.V. V.C.R. and C.D. Players.
rc
coupled
amplifier
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asked
Aug 19, 2019
by
anonymous
advantages and disadvantages of direct coupled amplifier over RC coupled amplifier.
advantages and disadvantages of direct coupled amplifier over RC coupled amplifier.
Last answer:
Advantages: Due to absence of coupling capacitors, the gain does not reduce on the lower frequency side. This amplifier can amplify dc signals. Reduced cost and complexity due to absence of ... The output waveform has a dc shift. Poor frequency response at a higher frequency.
direct
coupled
amplifier
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asked
Sep 4, 2018
by
anonymous
Draw the single stage RC coupled amplifier circuit and explain its’s operation.
Draw the single stage RC coupled amplifier circuit and explain its’s operation.
Last answer:
Operation:- The capacitors C1 and C2 are called as the coupling capacitors. As the load resistor RL (not shown in the diagram) is coupled to the amplifier through the coupling capacitor ... connected in the common emitter (CE) configuration. Therefore, this amplifier is called CE amplifier.
single
stage
rc
coupled
amplifier
circuit
operation
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asked
Sep 5, 2018
by
anonymous
Compare RC coupled, transformer coupled and direct coupled amplifier based on four points.
Compare RC coupled, transformer coupled and direct coupled amplifier based on four points.
Last answer:
Parameter RC coupled Transformer coupled Direct coupled Coupling element Resistor and capacitor Transformer No element Impedance matching Poor Excellent good Frequency ... Low frequency amplifier,opamp Size and cost small Large and bulky least
rc
coupled
transformer
direct
amplifier
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asked
Jan 22, 2018
by
anonymous
What is the use of bypass capacitors in amplifiers?
Last answer:
as we knowthat capacitor only allow AC current Rs components grounded that components which are coming in the DC form we have to use capacitor capacitor only pass the AC components which have to be amplifier
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asked
Mar 29, 2018
by
anonymous
The output stage of a practical amplifier is always - - - coupled
Last answer:
The output stage of a practical amplifier is always Transformer coupled
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asked
Sep 5, 2018
by
anonymous
State the need of multistage amplifier. Draw frequency response of R-C coupled amplifier.
State the need of multistage amplifier. Draw frequency response of R-C coupled amplifier.
Last answer:
The need of multistage amplifier The voltage (or power) gain, obtained from a single stage small signal amplifier, is limited. Therefore, it is not sufficient for all practical applications. Therefore, in ... to use a MULTISTAGE AMPLIFIER . Frequency response of R-C coupled amplifier.
multistage
amplifier
frequency
response
r-c
coupled
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asked
Sep 5, 2018
by
anonymous
State the need of cascade amplifier and draw circuit diagram of 2-stage direct coupled amplifier.
State the need of cascade amplifier and draw circuit diagram of 2-stage direct coupled amplifier.
Last answer:
Need:- The voltage (or power) gain, obtained from a single stage small signal amplifier, is limited. Therefore, it is not sufficient for all practical applications. Therefore, in order to obtain greater voltage and power gain, cascade amplifiers are used.
cascade
amplifier
2-stage
direct
coupled
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asked
Mar 10, 2018
by
anonymous
What is the use of differential amplifier?
What is the use of differential amplifier?
use
differential
amplifier
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asked
Apr 5, 2018
by
anonymous
For a symmetrical emitter coupled differential amplifier using transistors of current gain 100, constant...
For a symmetrical emitter coupled differential amplifier using transistors of current gain 100, constant current source of 2 mA and with Vcc=10 V, differential input resistance in kOhm is about A) 2.5 B) 5 C) 10 D) 50
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asked
Aug 19, 2019
by
anonymous
transformer coupled amplifier
transformer coupled amplifier
Last answer:
transformer coupled amplifier
transformer
coupled
amplifier
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51
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1
answer
asked
Jun 24, 2020
by
anonymous
Draw the multistage amplifier circuit diagram using RC coupling. State its advantages.
Draw the multistage amplifier circuit diagram using RC coupling. State its advantages.
Last answer:
Advantages: 1. It has a wide frequency response. 2. For coupling the resistor and the capacitor are used and which are not expensive so the cost is low. 3. The circuit is very ... a wide frequency band. 5. It is high fidelity amplifier. 6. It provides less frequency distortion.
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21
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1
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asked
Jan 22, 2018
by
anonymous
What is the Q point of a diode?
Last answer:
It is an operating point of transistor.which gives the information of transistor In which region is working
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95
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asked
Jan 22, 2018
by
anonymous
What is the Q point of a BJT?
Last answer:
Q pointit is nothing but operating point of transistor which can gives the information about the transistor working in active cutoff or saturation region to the Faithful amplification we have to ... of proper collector emitter voltage during the passage of signal is known as transistor biasing
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asked
Jan 22, 2018
by
anonymous
What is the Q point of a transistor?
Last answer:
The operating point of devices is known as Q point (quiescent point) Q point are the values of voltages and currents of a circuit when no signal is present.
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137
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1
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asked
Jan 22, 2018
by
anonymous
What are the main components of a circuit?
Last answer:
the main components of the circuit are as follows register capacitor an inductor and the supply voltage our current source.
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63
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1
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asked
Jan 22, 2018
by
anonymous
What is Kirchhoff's loop rule?
Last answer:
it is the kircjohoffs Voltage law it can be defined as stated that the summation of applied voltage in loop which follows Ohm's law is equal to the voltage drop in the circuit
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Jun 30, 2019
by
anonymous
Consider the circuit in Fig. 2 with the following data: VBE=0.6V; Vz=6.6V; Re=2K ohm; Vcc=15V; assume IB <<IC. What is the role of R1 resistor? Calculate the current IC through the collector resistor (RC): what can be the variation range of the load resistance Re for the current Ic to remain constant.
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64
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0
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asked
Apr 5, 2018
by
anonymous
What is the time constant of an RC series circuit?
What is the time constant of an RC series circuit? (A) R/C (B) C/R (C) 1/RC (D) RC
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39
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Apr 5, 2018
by
anonymous
What is the nature of supply current in parallel RC circuit with reference to the voltage?
What is the nature of supply current in parallel RC circuit with reference to the voltage? (A) In phase (B) Lags by 90 degree (C) Leads by 90 degree (D) Compensates and becomes zero
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57
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Amgreat
Amp not working steps to fix it
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Apr 7, 2018
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Ch Vijay
Difference between series inverter and parallel inverter.
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Aug 9, 2019
by
anonymous
What is the significance of signal conditioner? Explain the need of following in mechatronics system. i) Isolator ii) Filter iii) Amplifier iv) Data converter
What is the significance of signal conditioner? Explain the need of following in mechatronics system. i) Isolator ii) Filter iii) Amplifier iv) Data converter
Last answer:
Significance: Signal conditioning means manipulating an analog signal in such a way that it meets the requirements of the next stage for further processing. Signal inputs accepted by signal ... -frequency converters, current-to-voltage converters, current loop converters, and charge converters.
signal
conditioner
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1
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asked
Jun 18, 2018
by
anonymous
A differential amplifier has a differential gain of 28000 and CMRR is 60 dB. What will be the value of common
A differential amplifier has a differential gain of 28000 and CMRR is 60 dB. What will be the value of common mode gain? A) Ac = 0.125 B) Ac = 0.33 C) Ac = 3 D) Ac = 28
Last answer:
A differential amplifier has a differential gain of 28000 and CMRR is 60 dB. What will be the value of common mode gain? A) Ac = 0.125 B) Ac = 0.33 C) Ac = 3 D) Ac = 28
differential
amplifier
gain
cmrr
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1
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asked
Jun 18, 2018
by
anonymous
The unity gain bandwidth of an inverting amplifier is 10 MHz What would be the bandwidth if the gain is
The unity gain bandwidth of an inverting amplifier is 10 MHz What would be the bandwidth if the gain is increased to 10 V/V? A) 100 MHz B) 1 MHz C) 10 MHz D) 1 kHz
Last answer:
The unity gain bandwidth of an inverting amplifier is 10 MHz What would be the bandwidth if the gain is increased to 10 V/V? A) 100 MHz B) 1 MHz C) 10 MHz D) 1 kHz
unity
gain
bandwidth
inverting
amplifier
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1
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asked
Jun 18, 2018
by
anonymous
What is the efficiency of Class-B amplifier?
What is the efficiency of Class-B amplifier? A) 68.50% B) 78.50% C) 88.50% D) 98.50%
Last answer:
What is the efficiency of Class-B amplifier? A) 68.50% B) 78.50% C) 88.50% D) 98.50%
efficiency
class-b
amplifier
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61
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1
answer
asked
May 12, 2018
by
anonymous
What is the importance of negative feedback in the operational amplifier?
What is the importance of negative feedback in the operational amplifier? (A) It maintains the gain (B) The voltage difference between the input terminals is maintained at a very small value (C) The voltage difference between the input terminals is maintained at a constant value (D) The voltage difference between the input terminals is maintained at a very high value
Last answer:
The voltage difference between the input terminals is maintained at a very small value
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61
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1
answer
asked
Apr 4, 2018
by
anonymous
What is the Output voltage of Op-amp for input voltage of Vi1=150 μV,Vi2=140 μV if the amplifier ...
What is the Output voltage of Op-amp for input voltage of Vi1=150 μV,Vi2=140 μV if the amplifier has differential gain of Ad=4000 and value of CMRR is 100.
Last answer:
i don know
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88
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1
answer
asked
Mar 10, 2018
by
anonymous
What is the advantage of differential amplifier?
What is the advantage of differential amplifier?
advantage
differential
amplifier
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61
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0
answers
asked
Mar 10, 2018
by
anonymous
What is the meaning of operational amplifier?
What is the meaning of operational amplifier?
operational
amplifier
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50
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0
answers
asked
May 18, 2018
by
anonymous
To conduct load test on a dc shunt motor, it is coupled to a generator which is identical to the motor. The field
To conduct load test on a dc shunt motor, it is coupled to a generator which is identical to the motor. The field of the generator is also connected to the same supply source as the motor. The armature of generator is connected to a load resistance. The armature resistance is 0.02 p.u. Armature reaction and mechanical losses can be neglected. ... rated armature current in both motor and generator. The p.u value of this load resistance is (A) 1.0 (B) 0.98 (C) 0.96 (D) 0.94
Last answer:
To conduct load test on a dc shunt motor, it is coupled to a generator which is identical to the motor. The field of the generator is also connected to the same supply source as the motor. ... obtain rated armature current in both motor and generator. The p.u value of this load resistance is 0.96
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80
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1
answer
asked
May 13, 2018
by
anonymous
The time constant of an RC circuit is defined as the time taken by the voltage across the
The time constant of an RC circuit is defined as the time taken by the voltage across the capacitor to become_____ of its final value (a) 63.2% (b) 36.8% (c) 50% (d) 100%
Last answer:
The time constant of an RC circuit is defined as the time taken by the voltage across the capacitor to become 63.2% of its final value
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65
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1
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asked
Oct 23, 2020
by
anonymous
What is the most clever or funniest use of advertising you’ve seen?
What is the most clever or funniest use of advertising you’ve seen?
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Jul 6, 2020
by
anonymous
What is the use of pick up device in Digital camera?
What is the use of pick up device in Digital camera?
Last answer:
Use of pick up device in Digital camera :-Pick up device in digital camera is a collection of large number of tiny light sensitive diodes which, act as sensor. It converts optical image into an electric charge image.
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28
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1
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asked
May 15, 2020
by
anonymous
What is the use of transformer?
What is the use of transformer?
Last answer:
The use of transformer is to do lower or raise the voltage or currents in an electrical circuit. That's quite so simple.
use
transformer
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138
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1
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asked
Sep 18, 2018
by
anonymous
What is the use of laminated armature
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63
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0
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May 25, 2018
by
anonymous
What is the use of a multiplexer?
What is the use of a multiplexer?
Last answer:
Uses of multiplexers are as follows: Multiplexers are use in computer memory. Multiplexers are use for data routing. Multiplexers are use for parallel to serial conversion.
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1
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May 25, 2018
by
anonymous
What is the use of resonance circuit?
What is the use of resonance circuit?
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42
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0
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May 25, 2018
by
anonymous
What is the use of resonance?
What is the use of resonance?
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36
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0
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asked
Apr 12, 2018
by
anonymous
Personal Computers use a number of chips mounted on a main circuit board. What is the common name for...
Personal Computers use a number of chips mounted on a main circuit board. What is the common name for such boards? A. Mother boards B. Daughter boards C. Father boards D. Bread boards
Last answer:
Personal Computers use a number of chips mounted on a main circuit board. Mother boards is the common name for such boards.
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1
answer
asked
Mar 22, 2018
by
anonymous
What is the use of diode in the circuit?
What is the use of diode in the circuit?
Last answer:
Diode is a device which allows the flow of current in one direction and blocks the current in opposite direction.
use
diode
circuit
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99
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1
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asked
Mar 19, 2018
by
anonymous
What is the use of a thyristor in a circuit?
What is the use of a thyristor in a circuit?
use
thyristor
circuit
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asked
Mar 19, 2018
by
anonymous
What is the use of a Mosfet?
What is the use of a Mosfet?
use
mosfet
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44
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0
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Mar 15, 2018
by
anonymous
What is the use of Arduino Uno?
What is the use of Arduino Uno?
use
arduino
uno
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