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PHY - Voltage amplifier stages having the characteristics

Question # 00018693
Subject: Engineering
Due on: 06/29/2014
Posted On: 06/29/2014 01:44 AM

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Problem B.1 Design

Voltage amplifier stages having the characteristics show in the following table are available. The signal source has an open-circuit voltage of 20mV rms and an internal resistance of 2M?. The load is a 20?resistance. Design a cascade amplifier using smallest number of stages that provides at least 1 W to the load. What are the values of the input resistance, the output resistance and the open-circuit voltage gain of your amplifier?

Amplifier stage type

Open circuit Voltage gain

Input Resistance

Output Resistance

A

1

10 M?

1 k?

B

5

1 k?

1 ?

C

10

20 k?

100 ?

Tags characteristics having stages amplifier voltage resistance voltage output amplifier opencircuit input stages gain design theload andthe values circuit open type stage provides cascadeamplifier following table areavailable characteristics having voltageamplifier signal

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PHY - Voltage amplifier stages having the characteristics

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Tutorial Preview …input xxxxxxxxxx will xx Now, for xxx output stage, xxxxxxxxxx must xx xxx for xxx best efficiency, xx we choose x Type x xxxxx for xxx output stage xxxx will provide xx output xxxxxxxxxx xx Now, xx have to xxxxxxxxx the open xxxxxxx voltage xxxx xxxxxxx we xxxx to find xxx…
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Preview: Type x amplifier xxx the input xxxxx Then the xxxxx resistance xxxx xx Now, xxx the output xxxxxx resistance must xx low xxx xxx best xxxxxxxxxxx so we xxxxxx a Type x stage xxx xxx output xxxxx This will xxxxxxx an output xxxxxxxxxx of xxxx xx have xx determine the.....
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