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Calculating the voltage gain and the input and output resistance of a common emitter configuration
BJT AC 5
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Application of the resistance reflection rule to calculate the input resistance of a common collector configuration
BJT AC4
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This is a video going over the derivation of the resistance reflection rule which is very useful when calculating the voltage gain of amplifiers.
BJT AC 3
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Calculation of the voltage gain of a common emitter configuration using the hybrid pi model of the transistor and taking into account the Early resistance
BJT AC 2
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Calculation of the voltage gain of a common base amplifier assuming the transistor has a beta equal to infinity. The early resistance is also assumed to be infinity in…
BJT AC 1
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This video explains how to identify whether you are dealing with a common emitter, common base, or common collector configuration. For each configuration, it tells you…
BJT AC EQ 1
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Another example how on to draw the AC equivalent circuit of a BJT amplifier. In this case, it is for a common collector configuration
BJT AC EQ 4
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This is an example on how to draw the AC equivalent circuit of a BJT common base amplifier
BJT EQ AC 3
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This is an example on how to draw the AC equivalent circuit of a BJT common emitter amplifier
BJT AC EQ 2
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