What is the difference between a summing amplifier and an adder circuit?

What is the difference between a summing amplifier and  an adder circuit?
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1 Answer

Answer :

The adder simply adds the input signals together while the  summing amplifier multiplies the sum of the input signals by the gain  of circuit.
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Related questions

Can a summing amplifier have more than two inputs?

Description : Can a summing amplifier have more than two inputs?

Last Answer : Yes, a summing amplifier can have as many inputs as desired.

The conversion of the throttle command voltage to the signal necessary to achieve the desired shaft RPM is accomplished by the _____________. A. ahead or astern function generator of the throttle control circuit B. feedback resistor of the summing amplifier circuit C. operational amplifiers in the autorotation circuit D. long time constant amplifier circuit

Description : The conversion of the throttle command voltage to the signal necessary to achieve the desired shaft RPM is accomplished by the _____________. A. ahead or astern function generator of the ... circuit C. operational amplifiers in the autorotation circuit D. long time constant amplifier circuit

Last Answer : Answer: A

Common basic applications for the operational amplifier include ____________. A. counting, pulsing and clocking amplifiers B. summing, scaling and difference amplifiers C. step-up, step-down and rectifying amplifiers D. all of the above

Description : Common basic applications for the operational amplifier include ____________. A. counting, pulsing and clocking amplifiers B. summing, scaling and difference amplifiers C. step-up, step-down and rectifying amplifiers D. all of the above

Last Answer : Answer: B

In the illustrated amplifier, the RESET potentiometer A1R2 sets the stability of the control loop by changing the reset time constant. As the potentiometer is turned clockwise _________. EL-0060 A. the gain is increased B. the stability is increased by slowing the response time C. feedback is increased to the summing point at terminal 5 D. response time is increased decreasing stability

Description : In the illustrated amplifier, the RESET potentiometer A1R2 sets the stability of the control loop by changing the reset time constant. As the potentiometer is turned clockwise _________. EL-0060 A. ... is increased to the summing point at terminal 5 D. response time is increased decreasing stability

Last Answer : Answer: B

What type of adder is used to handle a carry from a previous circuit?

Description : What type of adder is used to handle a carry from a previous circuit?

Last Answer : Full adder.

The three devices which make up the circuit shown in the illustration are ____________. EL-0087 A. flip-flops B. exclusive 'OR' gates C. summing op amps D. function generators

Description : The three devices which make up the circuit shown in the illustration are ____________. EL-0087 A. flip-flops B. exclusive 'OR' gates C. summing op amps D. function generators

Last Answer : Answer: A

What type of logic gates are added to a parallel adder to enable it to subtract?

Description : What type of logic gates are added to a parallel adder to enable it to subtract?

Last Answer : X-OR gates.

. What will be the output of a half adder when both inputs are 1s?

Description : . What will be the output of a half adder when both inputs are 1s?

Last Answer : Sum equals 0 with a carry of 1.

An X-OR gate may be used as what type of adder?

Description : An X-OR gate may be used as what type of adder?

Last Answer : Quarter adder.

What advantage does a half adder have over a quarter adder?

Description : What advantage does a half adder have over a quarter adder?

Last Answer : The half adder generates a carry.

Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier. a. Circuit A has more gates than circuit B b. Circuit B has more gates than circuit A c. Circuit A has the same number of gates as circuit B

Description : Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier. a. Circuit A has more gates than circuit B b. Circuit B has more gates than circuit A c. Circuit A has the same number of gates as circuit B

Last Answer : a. Circuit A has more gates than circuit

A full adder logic circuit will have (A) Two inputs and one output. (B) Three inputs and three outputs. (C) Two inputs and two outputs. (D) Three inputs and two outputs.

Description : A full adder logic circuit will have (A) Two inputs and one output. (B) Three inputs and three outputs. (C) Two inputs and two outputs. (D) Three inputs and two outputs.

Last Answer : Ans: D A full adder circuit will add two bits and it will also accounts the carry input generated in the previous stage. Thus three inputs and two outputs (Sum and Carry) are there.

Which of the following is a sequential circuit? (A) Multiplexer (B) Decoder (C) Counter (D) Full adder

Description : Which of the following is a sequential circuit? (A) Multiplexer (B) Decoder (C) Counter (D) Full adder

Last Answer : (C) Counter

Describe how Op-Amp is used as adder using circuit diagram and output voltage equation.

Description : Describe how Op-Amp is used as adder using circuit diagram and output voltage equation.

Last Answer : Summing Amplifier Circuit In this simple summing amplifier circuit, the output voltage, ( Vout ) now becomes proportional to the sum of the input voltages, V1, V2, V3, etc. Then we can ... to the non-inverting input of the op-amp, it will produce the positive sum of the input voltages.

A full adder is a combinational circuit that performs the arithmetic sum of three input bits and produces a

Description : A full adder is a combinational circuit that performs the arithmetic sum of three input bits and produces a (a) sum output (b) sum output and a carry (c) sum output with two carries (d) two sums with two carries

Last Answer : A full adder us an a combination logical circuit which will produces an sum and carry when ever more than two inputs were given.

If C4 were removed from the circuit, what would happen to the output of the amplifier?

Description : If C4 were removed from the circuit, what would happen to the output of the amplifier?

Last Answer : The output would decrease. (C4 decouples R2 preventing degenerative feedback from R2.)

Can a parallel LC circuit be used as the frequency determining network for an rf amplifier?

Description : Can a parallel LC circuit be used as the frequency determining network for an rf amplifier?

Last Answer : Yes.

If the output impedance of an amplifier circuit is decreased, what is the effect on the gain?

Description : If the output impedance of an amplifier circuit is decreased, what is the effect on the gain?

Last Answer : The gain decreases.

What component in an amplifier circuit tends to limit the low-frequency response of the amplifier?

Description : What component in an amplifier circuit tends to limit the low-frequency response of the amplifier?

Last Answer : The coupling capacitor (C3).

If the unity-gain point of the operational amplifier used in question 24 is 500 kilohertz, what is the bandwidth of the circuit?

Description : If the unity-gain point of the operational amplifier used in question 24 is 500 kilohertz, what is the bandwidth of the circuit?

Last Answer : 50 kilohertz (Gain = 10; Gain-Bandwidth Product = 500,000) 500,000(Hz)

For what class of operation is the final rf power amplifier of a plate-modulator circuit biased?

Description : For what class of operation is the final rf power amplifier of a plate-modulator circuit biased?

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Description : Crash project duration is obtained by summing the (A) Normal durations for all the activities (B) Crash durations for all activities (C) Crash durations for all the activities along the ... along the critical path obtained by taking into account the crash duration for all the activities.

Last Answer : (D) Crash durations for all the activities along the critical path obtained by taking into account the crash duration for all the activities.

In a deductive argument conclusion is: (A) Summing up of the premises (B) Not necessarily based on premises (C) Entailed by the premises (D) Additional to the premises

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Last Answer : (C) Entailed by the premises

Can a difference amplifier have more than two inputs?

Description : Can a difference amplifier have more than two inputs?

Last Answer : No

What is the difference between a subtractor and a difference amplifier?

Description : What is the difference between a subtractor and a difference amplifier?

Last Answer : . The difference amplifier multiplies the difference between the two inputs by the gain of the circuit while the subtractor merely subtracts one input signal from the other

If the two input signals to a difference amplifier are equal in amplitude but neither in phase nor 180 degrees out of phase, what will the output signal be?

Description : If the two input signals to a difference amplifier are equal in amplitude but neither in phase nor 180 degrees out of phase, what will the output signal be?

Last Answer : . A different shape than the input signals but larger in amplitude.

If only one input signal is used with a difference amplifier, what will the output signal be?

Description : If only one input signal is used with a difference amplifier, what will the output signal be?

Last Answer : Equal in shape and frequency to the input signal; larger in amplitude than the input signal; half as large in amplitude as when two input signals were used that were 180 degrees out of phase.

If the two input signals to a difference amplifier are equal in amplitude and 180 degrees out of phase, what will the output signal be?

Description : If the two input signals to a difference amplifier are equal in amplitude and 180 degrees out of phase, what will the output signal be?

Last Answer : Equal in shape and frequency to each input signal and larger in amplitude by two times than

. If the two input signals of a difference amplifier are in phase and equal in amplitude, what will the output signal be?

Description : . If the two input signals of a difference amplifier are in phase and equal in amplitude, what will the output signal be?

Last Answer : No output (the signals will "cancel out").

What two transistor amplifier configurations are combined in the single-transistor, two-input, single-output difference amplifier?

Description : What two transistor amplifier configurations are combined in the single-transistor, two-input, single-output difference amplifier?

Last Answer : Common emitter (CE) and common base (CB)

In a nondegenerative parametric amplifier the difference between the input frequency and the pump frequency is called what?

Description : In a nondegenerative parametric amplifier the difference between the input frequency and the pump frequency is called what?

Last Answer : Idler- or lower-sideband frequency.

What is the primary difference between the pump signal of a simple parametric amplifier and the pump signal of a nondegenerative parametric amplifier?

Description : What is the primary difference between the pump signal of a simple parametric amplifier and the pump signal of a nondegenerative parametric amplifier?

Last Answer : The pump signal of a nondegenerative parametric amplifier is higher than twice the input signal.

What is an adder ?

Description : What is an adder ?

Last Answer : The cooperative circuit with which the addition is done is called adder.

Are adder omnivore?

Description : Are adder omnivore?

Last Answer : The one native poisonous British snake is the Common European viper (Vipera berus). Commonly known in Britain as the Adder, it is a carnivore.

What category are cobra lizard adder and copra called?

Description : What category are cobra lizard adder and copra called?

Last Answer : Feel Free to Answer

Define Half adder and full adder

Description : Define Half adder and full adder

Last Answer : The logic circuit that performs the addition of two bits is a half adder. The circuit that performs the addition of three bits is a full adder.

Data transfers are done using: a. Multiplexer switching b. Demultiplexer switching c. Adder switching d. Subtractor switching

Description : Data transfers are done using: a. Multiplexer switching b. Demultiplexer switching c. Adder switching d. Subtractor switching

Last Answer : a. Multiplexer switching

In RISC architecture access to registers is made as a block and register file in a particular register can be selected by using: a. Multiplexer b. Decoder c. Subtractor d. Adder

Description : In RISC architecture access to registers is made as a block and register file in a particular register can be selected by using: a. Multiplexer b. Decoder c. Subtractor d. Adder

Last Answer : b. Decoder

Define half adder and full adder

Description : Define half adder and full adder

Last Answer : The logic circuit that performs the addition of two bits is a half adder. The circuit that performs the addition of three bits is a full adder.

What is a carry look-ahead adder?

Description : What is a carry look-ahead adder?

Last Answer : The input carry needed by a stage is directly computed from carry signals obtained from all the preceding stages i-1,i-2,.....0, rather than waiting for normal carries to supply slowly from stage to stage. An adder that uses this principle is a called carry look-ahead adder.

The gates required to build a half adder are (A) EX-OR gate and NOR gate (B) EX-OR gate and OR gate (C) EX-OR gate and AND gate (D) Four NAND gates.

Description : The gates required to build a half adder are (A) EX-OR gate and NOR gate (B) EX-OR gate and OR gate (C) EX-OR gate and AND gate (D) Four NAND gates.

Last Answer : (C) EX-OR gate and AND gate

The correction to be applied in decimal adder to the generated sum is (A) 00101 (B) 00110 (C) 01101 (D) 01010

Description : The correction to be applied in decimal adder to the generated sum is (A) 00101 (B) 00110 (C) 01101 (D) 01010

Last Answer : Ans: B The correction to be applied in decimal adder to the generated sum is 00110. When the four bit sum is more than 9 then the sum is invalid. In such cases, add +6(i.e. 0110) to the ... the six invalid states. If a carry is generated when adding 6, add the carry to the next four bit group .

The size of the ROM required to build an 8-bit adder/subtractor with mode control, carry input, carry output and two’s complement overflow output is given as

Description : The size of the ROM required to build an 8-bit adder/subtractor with mode control, carry input, carry output and two’s complement overflow output is given as

Last Answer : (B) 218 × 10

The BCD adder to add two decimal digits needs minimum of (A) 6 full adders and 2 half adders (B) 5 full adders and 3 half adders (C) 4 full adders and 3 half adders (D) 5 full adders and 2 half adders

Description : The BCD adder to add two decimal digits needs minimum of (A) 6 full adders and 2 half adders (B) 5 full adders and 3 half adders (C) 4 full adders and 3 half adders (D) 5 full adders and 2 half adders

Last Answer : (D) 5 full adders and 2 half adders

Consider a full-adder with the following input values: (a) x=1, y=0 and Ci(carry input) = 0 (b) x=0, y=1 and Ci = 1 Compute the values of S(sum) and C0 (carry output) for the above input values. (A) S=1 , C0= 0 and S=0 , C0= 1 (B) S=0 , C0= 0 and S=1 , C0= 1 (C) S=1 , C0= 1 and S=0 , C0= 0 (D) S=0 , C0= 1 and S=1 , C0= 0

Description : Consider a full-adder with the following input values: (a) x=1, y=0 and Ci(carry input) = 0 (b) x=0, y=1 and Ci = 1 Compute the values of S(sum) and C0 (carry output) for the above input values. (A) S=1 , C0= 0 and ... C0= 1 (C) S=1 , C0= 1 and S=0 , C0= 0 (D) S=0 , C0= 1 and S=1 , C0= 0

Last Answer : (A) S=1 , C0= 0 and S=0 , C0= 1

A half adder can be constructed from

Description : A half adder can be constructed from

Last Answer : A half adder can be constructed from One XOR gate and one 'AND‘ gate with their input connected in parallel

The fast carry or look-ahead carry circuits found in most 4-bit parallel-adder circuits:

Description : The fast carry or look-ahead carry circuits found in most 4-bit parallel-adder circuits:  (1) Increase ripple delay (2) Add a 1 to complemented inputs (3) Reduce propagation delay (4) Determine sign and magnitude

Last Answer : The fast carry or look-ahead carry circuits found in most 4-bit parallel-adder circuits: Reduce propagation delay.

What components form the input-signal-developing impedance for the amplifier?

Description : What components form the input-signal-developing impedance for the amplifier?

Last Answer : C2 and the secondary of T1.

What two methods are used to compensate for the problems that cause low gain in an rf amplifier?

Description : What two methods are used to compensate for the problems that cause low gain in an rf amplifier?

Last Answer : . RF transformers are used and the transistor is neutralized.