14. The primary function of resistor R4 in figure 4-2 of the attached memorandum
a. vary the output volume.
c. modify the output tone quality.
d. protect the transistor from the effect of runaway.
15. There is no provision for degenerative feedback from the output to the input
circuit of figure 4-3 (attached memorandum) because the
a. transistors are free of distortion due to the balanced input.
b. harmonic distortion is prevented by proper adjustment of bias voltage.
d. push-pull circuit cancels out most of the harmonic distortion created by
CHECK YOUR ANSWERS WITH LESSON SOLUTIONS ON PACE 52.