• THEORETICAL CONSIDERATIONS
• The concept of circuit loading
• The emitter-follower circuit
• Calculation of the effective (load) input impedance Zin in the emitter-follower circuit
• Calculation of the effective (source) output impedance Zout in the emitter-follower circuit
• An alternative derivation of the output and input impedances.
• Making stiffer sources: Emitter follower
• Biasing the emitter follower
• The input impedance of the emitter-follower circuit
• The output impedance of the emitter-follower circuit
• Matching impedance: measuring the 50 ohm output impedance.

2013_Input_output_impedance_9

pdf file

input impedance

output impedance