Questions from Electronics

Q: Design the self-bias network of Fig. 8.89

Design the self-bias network of Fig. 8.89 to have a gain of 10. The device should be biased at VGSQ= 1VP.

Q: For a JFET having gm = 6 mS at VGSQ = -

For a JFET having gm = 6 mS at VGSQ = - 1 V, what is the value of IDSS if VP = - 2.5 V?

Q: For the JFET cascade amplifier in Fig. 8.93,

For the JFET cascade amplifier in Fig. 8.93, calculate the dc bias conditions for the two identical stages, using JFETs with IDSS = 8 mA and VP = - 4.5 V.

Q: For the JFET cascade amplifier of Fig. 8.93,

For the JFET cascade amplifier of Fig. 8.93, using identical JFETs with IDSS = 8 mA and VP = - 4.5 V, calculate the voltage gain of each stage, the overall gain of the amplifier, and the output voltag...

Q: If both JFETs in the cascade amplifier of Fig. 8.

If both JFETs in the cascade amplifier of Fig. 8.93 are changed to those having specifications IDSS = 12 mA and VP = - 3 V, calculate the resulting dc bias of each stage.

Q: If both JFETs in the cascade amplifier of Fig. 8.

If both JFETs in the cascade amplifier of Fig. 8.93 are changed to those having the specifications IDSS = 12 mA, VP = - 3 V, and gos = 25 mS, calculate the resulting voltage gain for each stage, the o...

Q: For the cascade amplifier of Fig. 8.93, using

For the cascade amplifier of Fig. 8.93, using JFETs with specifications IDSS = 12 mA, VP = - 3 V, and gos = 25 mS, calculate the circuit input impedance (Zi) and output impedance (Zo).

Q: For the cascade amplifier of Fig. 8.94, calculate

For the cascade amplifier of Fig. 8.94, calculate the dc bias voltages currents of each stage.

Q: For the amplifier circuit of Fig. 8.94, calculate

For the amplifier circuit of Fig. 8.94, calculate the voltage gain of each stage and the overall amplifier voltage gain.

Q: Calculate the input impedance (Zi) and output impedance (Zo

Calculate the input impedance (Zi) and output impedance (Zo) for the amplifier circuit of Fig. 8.94.