Signal Resistance in BJT Formulas

Signal Resistance is the resistance which is fed with the signal voltage source vs to an Amplifier. And is denoted by R_s. Signal Resistance is usually measured using the Kilohm for Electric Resistance. Note that the value of Signal Resistance is always negative.

Formulas to find Signal Resistance in BJT

fxSmall-Signal Input Resistance between Base and EmitterGo

fxSmall-Signal Input Resistance between Base and Emitter using TransconductanceGo

fxSmall-Signal Input Resistance between Base and Emitter using Base CurrentGo

BJT formulas that make use of Signal Resistance

fxOverall Voltage Gain of Amplifier when Load Resistance is Connected to OutputGo

fxOverall Voltage Gain of Buffer Amplifier given Load ResistanceGo

List of variables in BJT formulas

fx Input Voltage Go

fx Base Current Go

fx Common Emitter Current Gain Go

fx Transconductance Go

fx Threshold Voltage Go

FAQ

What is the Signal Resistance?

Signal Resistance is the resistance which is fed with the signal voltage source vs to an Amplifier. Signal Resistance is usually measured using the Kilohm for Electric Resistance. Note that the value of Signal Resistance is always negative.

Can the Signal Resistance be negative?

Yes, the Signal Resistance, measured in Electric Resistance can be negative.

What unit is used to measure Signal Resistance?

Signal Resistance is usually measured using the Kilohm[kΩ] for Electric Resistance. Ohm[kΩ], Megohm[kΩ], Microhm[kΩ] are the few other units in which Signal Resistance can be measured.

Let Others Know

✖

Facebook

Twitter

Copied!