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Bipin Tripathi Kumaon Institute of Technology (BTKIT), Dwarahat
Shobhit Dimri has created this Calculator and 500+ more calculators!
Vishwakarma Government Engineering College (VGEC), Ahmedabad
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CFA D.C Power Input Solution

STEP 0: Pre-Calculation Summary
Formula Used
dc_power_input = (RF power output-RF drive power)/Efficiency Of Cross-Field Amplifier
Pdc = (R.Fout-R.Fd)/ηcfa
This formula uses 3 Variables
Variables Used
RF power output - RF power output is radiofrequency output (Measured in Volt Ampere)
RF drive power - RF drive power is the power required to drive current (Measured in Volt Ampere)
Efficiency Of Cross-Field Amplifier- Efficiency Of Cross-Field Amplifier
STEP 1: Convert Input(s) to Base Unit
RF power output: 6 Volt Ampere --> 6 Watt (Check conversion here)
RF drive power: 4 Volt Ampere --> 4 Watt (Check conversion here)
Efficiency Of Cross-Field Amplifier: 1 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Pdc = (R.Fout-R.Fd)/ηcfa --> (6-4)/1
Evaluating ... ...
Pdc = 2
STEP 3: Convert Result to Output's Unit
2 Watt -->2 Volt Ampere (Check conversion here)
FINAL ANSWER
2 Volt Ampere <-- d-c power input
(Calculation completed in 00.016 seconds)

10+ CW AND FREQUENCY-MODULATED RADAR Calculators

Amplitude Of The Signal Received From Target at Range Ro
amplitude_of_the_signal_received = Echo Signal Voltage/(2*3.14*(carrier frequency+doppler frequency shift)*Time-(4*3.14*carrier frequency*Range/Speed of Light)) Go
Amplitude Of Reference signal
amplitude_of_reference_signal = CW oscillator voltage/(sin(2*3.14*frequency*Time)) Go
CW oscillator voltage
cw_oscillator_voltage = Amplitude Of Reference signal*sin(2*3.14*frequency*Time) Go
Phase difference between the echo signals
phase_difference_echo_signals = 2*3.14*Distance*sin(Theta)/Wavelength Go
Distance from antenna 1 to the target
distance_from_antenna_1 = Range+Distance/2*sin(Theta) Go
Distance from antenna 2
distance_from_antenna_2 = Range-Distance/2*sin(Theta) Go
Radar antenna height
radar_antenna_height = (Range-resolution*Range) /target height Go
Target height
target_height = (Range-resolution*Range)/radar antenna height Go
Range-resolution
range_resolution = (radar antenna height*target height)/Range Go
Doppler Frequency Shift
doppler_frequency_shift = 2*target velocity/Wavelength Go

CFA D.C Power Input Formula

dc_power_input = (RF power output-RF drive power)/Efficiency Of Cross-Field Amplifier
Pdc = (R.Fout-R.Fd)/ηcfa

What are Cross-Field Amplifiers?

A crossed-field amplifier (CFA) is a specialized vacuum tube, first introduced in the mid-1950s and frequently used as a microwave amplifier in very-high-power transmitters.

How to Calculate CFA D.C Power Input?

CFA D.C Power Input calculator uses dc_power_input = (RF power output-RF drive power)/Efficiency Of Cross-Field Amplifier to calculate the d-c power input, The CFA D.C Power Input formula is defined as the amount of energy put into a device, and ​ output​ refers to the amount of energy that comes out. d-c power input and is denoted by Pdc symbol.

How to calculate CFA D.C Power Input using this online calculator? To use this online calculator for CFA D.C Power Input, enter RF power output (R.Fout), RF drive power (R.Fd) and Efficiency Of Cross-Field Amplifier (ηcfa) and hit the calculate button. Here is how the CFA D.C Power Input calculation can be explained with given input values -> 2 = (6-4)/1 .

FAQ

What is CFA D.C Power Input?
The CFA D.C Power Input formula is defined as the amount of energy put into a device, and ​ output​ refers to the amount of energy that comes out and is represented as Pdc = (R.Fout-R.Fd)/ηcfa or dc_power_input = (RF power output-RF drive power)/Efficiency Of Cross-Field Amplifier . RF power output is radiofrequency output, RF drive power is the power required to drive current and Efficiency Of Cross-Field Amplifier.
How to calculate CFA D.C Power Input?
The CFA D.C Power Input formula is defined as the amount of energy put into a device, and ​ output​ refers to the amount of energy that comes out is calculated using dc_power_input = (RF power output-RF drive power)/Efficiency Of Cross-Field Amplifier . To calculate CFA D.C Power Input, you need RF power output (R.Fout), RF drive power (R.Fd) and Efficiency Of Cross-Field Amplifier (ηcfa). With our tool, you need to enter the respective value for RF power output, RF drive power and Efficiency Of Cross-Field Amplifier and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate d-c power input?
In this formula, d-c power input uses RF power output, RF drive power and Efficiency Of Cross-Field Amplifier. We can use 10 other way(s) to calculate the same, which is/are as follows -
  • doppler_frequency_shift = 2*target velocity/Wavelength
  • cw_oscillator_voltage = Amplitude Of Reference signal*sin(2*3.14*frequency*Time)
  • amplitude_of_reference_signal = CW oscillator voltage/(sin(2*3.14*frequency*Time))
  • amplitude_of_the_signal_received = Echo Signal Voltage/(2*3.14*(carrier frequency+doppler frequency shift)*Time-(4*3.14*carrier frequency*Range/Speed of Light))
  • distance_from_antenna_1 = Range+Distance/2*sin(Theta)
  • distance_from_antenna_2 = Range-Distance/2*sin(Theta)
  • phase_difference_echo_signals = 2*3.14*Distance*sin(Theta)/Wavelength
  • range_resolution = (radar antenna height*target height)/Range
  • radar_antenna_height = (Range-resolution*Range) /target height
  • target_height = (Range-resolution*Range)/radar antenna height
Where is the CFA D.C Power Input calculator used?
Among many, CFA D.C Power Input calculator is widely used in real life applications like {FormulaUses}. Here are few more real life examples -
{FormulaExamplesList}
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