Output Resistance with Feedback Current Amplifier Calculator

✖Amount of feedback is the transmission of evaluative or corrective information about an action, event, or process to the original or controlling source also: the information so transmitted.ⓘ Amount of Feedback [F_am]			+10% -10%
✖Output resistance is the value of resistance of the network.ⓘ Output Resistance [R_o]			+10% -10%

✖Output Resistance of Current Amplifier with feedback is the resistance across the output terminals of a current amplifier.ⓘ Output Resistance with Feedback Current Amplifier [R_cof]

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Formula

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Output Resistance with Feedback Current Amplifier

Formula

`"R"_{"cof"} = "F"_{"am"}*"R"_{"o"}`

Example

`"8.388kΩ"="3.6"*"2.33kΩ"`

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Output Resistance with Feedback Current Amplifier Solution

STEP 0: Pre-Calculation Summary

Formula Used

Output Resistance of Current Amplifier = Amount of Feedback*Output Resistance
R_cof = F_am*R_o
This formula uses 3 Variables

Variables Used

Output Resistance of Current Amplifier - (Measured in Ohm) - Output Resistance of Current Amplifier with feedback is the resistance across the output terminals of a current amplifier.
Amount of Feedback - Amount of feedback is the transmission of evaluative or corrective information about an action, event, or process to the original or controlling source also: the information so transmitted.
Output Resistance - (Measured in Ohm) - Output resistance is the value of resistance of the network.

STEP 1: Convert Input(s) to Base Unit

Amount of Feedback: 3.6 --> No Conversion Required
Output Resistance: 2.33 Kilohm --> 2330 Ohm (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

R_cof = F_am*R_o --> 3.6*2330

Evaluating ... ...

R_cof = 8388

STEP 3: Convert Result to Output's Unit

8388 Ohm -->8.388 Kilohm (Check conversion here)

FINAL ANSWER

8.388 Kilohm <-- Output Resistance of Current Amplifier

(Calculation completed in 00.004 seconds)

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Created by Payal Priya

Birsa Institute of Technology (BIT), Sindri

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Vishwakarma Government Engineering College (VGEC), Ahmedabad

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< 2 Current Feedback Amplifiers Calculators

Output Resistance with Feedback Current Amplifier

Go Output Resistance of Current Amplifier = Amount of Feedback*Output Resistance

Input Resistance with Feedback Current Amplifier

Go Input Resistance with Feedback = Input Resistance/(1+Loop Gain)

< 15 Negative Feedback Amplifiers Calculators

Feedback Signal

Go Feedback Signal = ((Open Loop Gain of an Operational Amplifier*Feedback Factor)/(1+(Open Loop Gain of an Operational Amplifier*Feedback Factor)))*Source Signal

Error Signal

Go Error Signal = Source Signal/(1+(Open Loop Gain of an Operational Amplifier*Feedback Factor))

Gain at Mid and High Frequencies

Go Gain Factor = Mid Band Gain/(1+(Complex Frequency Variable/Upper 3-dB Frequency))

Signal-to-Interference Ratio at Output

Go Signal to Interference Ratio = (Source Voltage/Voltage Interference)*Gain Factor

Lower 3-DB Frequency in Bandwidth Extension

Go Lower 3-dB Frequency = 3-dB Frequency/(1+(Mid Band Gain*Feedback Factor))

Upper 3-DB Frequency of Feedback Amplifier

Go Upper 3-dB Frequency = 3-dB Frequency*(1+Mid Band Gain*Feedback Factor)

Output Current of Feedback Voltage Amplifier Given Loop Gain

Go Output Current = (1+Loop Gain)*Output Voltage/Output Resistance

Gain with Feedback of Feedback Amplifier

Go Gain with Feedback = (Open Loop Gain of an Operational Amplifier)/Amount of Feedback

Output Signal in Feedback Amplifier

Go Signal Output = Open Loop Gain of an Operational Amplifier*Input Signal Feedback

Output Resistance with Feedback Current Amplifier

Go Output Resistance of Current Amplifier = Amount of Feedback*Output Resistance

Output Resistance with Feedback Voltage Amplifier

Go Output Resistance of Voltage Amplifier = Output Resistance/(1+Loop Gain)

Input Resistance with Feedback Current Amplifier

Go Input Resistance with Feedback = Input Resistance/(1+Loop Gain)

Closed-Loop Gain as Function of Ideal Value

Go Closed-Loop Gain = (1/Feedback Factor)*(1/(1+(1/Loop Gain)))

Feedback Factor of Feedback Amplifier

Go Feedback Factor = Input Signal Feedback/Signal Output

Amount of Feedback Given Loop Gain

Go Amount of Feedback = 1+Loop Gain

Output Resistance with Feedback Current Amplifier Formula

Output Resistance of Current Amplifier = Amount of Feedback*Output Resistance
R_cof = F_am*R_o

What is feedback in an amplifier?

In electronics, feedback is defined as the process of returning part of the signal output from a circuit or device back to the input of that circuit or device. Feedback systems are widely used in amplifier circuits, oscillators, process control systems, and many other areas.

How to Calculate Output Resistance with Feedback Current Amplifier?

Output Resistance with Feedback Current Amplifier calculator uses Output Resistance of Current Amplifier = Amount of Feedback*Output Resistance to calculate the Output Resistance of Current Amplifier, Output Resistance with Feedback Current Amplifier formula is defined as the measure of the opposition to current flow (impedance), both static (resistance) and dynamic (reactance), into the load network being connected that is internal to the electrical source. Output Resistance of Current Amplifier is denoted by R_cof symbol.

How to calculate Output Resistance with Feedback Current Amplifier using this online calculator? To use this online calculator for Output Resistance with Feedback Current Amplifier, enter Amount of Feedback (F_am) & Output Resistance (R_o) and hit the calculate button. Here is how the Output Resistance with Feedback Current Amplifier calculation can be explained with given input values -> 0.008388 = 3.6*2330.

FAQ

What is Output Resistance with Feedback Current Amplifier?

Output Resistance with Feedback Current Amplifier formula is defined as the measure of the opposition to current flow (impedance), both static (resistance) and dynamic (reactance), into the load network being connected that is internal to the electrical source and is represented as R_cof = F_am*R_o or Output Resistance of Current Amplifier = Amount of Feedback*Output Resistance. Amount of feedback is the transmission of evaluative or corrective information about an action, event, or process to the original or controlling source also: the information so transmitted & Output resistance is the value of resistance of the network.

How to calculate Output Resistance with Feedback Current Amplifier?

Output Resistance with Feedback Current Amplifier formula is defined as the measure of the opposition to current flow (impedance), both static (resistance) and dynamic (reactance), into the load network being connected that is internal to the electrical source is calculated using Output Resistance of Current Amplifier = Amount of Feedback*Output Resistance. To calculate Output Resistance with Feedback Current Amplifier, you need Amount of Feedback (F_am) & Output Resistance (R_o). With our tool, you need to enter the respective value for Amount of Feedback & Output Resistance and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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