Electronics Assignment 2

Electronics Assignment 2

1.      Using transistor having b= 150, V_CE(max) = 30volt, I_C(max)=20mA maximum power dissipation of 50mW, design a CE amplifier with voltage divider bias giving voltage gain of 70 and lower cutoff frequency of 5 kHz.

2.      Using transistor having b= 250, V_CE(max) = 40volt, I_C(max)=30mA maximum power dissipation of 100mW design a CE amplifier with voltage divider bias giving voltage gain of 80 and lower cutoff frequency of 6 kHz.

3.      Design  Colpitt’s oscillator to generate frequency of 25kHz.

4.      Design  RC phase shift oscillator to generate frequency of 7 kHz.

5.      Design differential amplifier using OPAMP 741 for gain -30.

6.      Design differential amplifier of gain ≈ 15 using two 741 OPAMPs. 

7.      Design non-inverting amplifier of gain varying over a range of approximately 2 to 10 using 741 OPAMP.

8.      Design an AC  inverting amplifier using 741 OPAMP for Bandwidth of 10KHz with lower cut off at 400Hz.

9.      Design an inverting amplifier of gain varying over a range of 4 to 25 using 741 OPAMP.