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Circuit to measure the Equivalent Resistance

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Circuit to measure the Equivalent Resistance

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Circuit to measure the Equivalent Resistance

To measure the resistance, connect the circuit as shown in Figure 6.

Figure 6: Circuit to calculate the Equivalent Resistance

Figure 7 shows the small signal equivalent circuit of Figure 6.

Figure 7: Small Signal Model of Figure 6

The resistance is given by VX/IX, and is approximately equal to 1/gm+gmb

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