1. The transfer characteristics for the precision rectifier circuit shown below is (assume ideal op-amp and practical diodes).
Common Data Questions : 2 and 3
Consider the common emitter amplifier shown below with the following circuit parameters:
β=100, gm=0.3861 A/V, r0 = ∞, re= 259 Ω, RS=1KΩ, RB=93KΩ,RC=250 Ω, RL=1KΩ, C1=∞ and C2=4.7 mF.
2. The resistance seen by the source Vs is
3. The lower cut-off frequency to C2 is