1. Direct coupled amplifier
2. Buffer amplifier
3. Level shifter
4. Blocking oscillato
Level shifter
1. Alpha of the transistor falls by 3dB
2. Beta of the transistor falls by 3dB
3. Beta of the transistor falls to unity
4. Power gain of the transistor falls to unity
Beta of the transistor falls to unity
1.
2.
3.
4.
1.
2.
3.
4.
1. 1+R2/R1
2. 1+ R1/R2
3. R2/R1 -1
4. R1/R2 -1
1+R2/R1
1.
2.
3.
4. None
1.
2.
3.
4. None of these
1. 0.08
2. 0.008
3. 0.8
4. None
0.008
1. ωS is very close to, but less than p
2. ωS
3. ωS is very close to, but greater than p
4. ωS >> ωP
ωS is very close to, but less than p
1. S11 = X2 (Zβ+Y)
2.
3.
4. None