31
Figure 3I.—Transistor sawtooth generator.
IN ANSWERING QUESTIONS 3-60
THROUGH 3-64, REFER TO FIGURE 3I.
3-60. With no input voltage applied to the
circuit, what voltage should you read at
the collector?
1. -20 volts
2. -17.5 volts
3. -2.5 volts
4. 0 volts
3-61. To what voltage is C1 allowed to charge?
1. 0 volts
2. -2.5 volts
3. -4.5 volts
4. -20 volts
3-62. To determine the percent of charge on
C1, what formula is used?
1.
2.
3.
4.
3-63. Which of the following actions will
improve the linearity of the sawtooth?
1. Increasing the value of C1
2. Increasing the value of R1
3. Increasing the gate length
4. Each of the above
3-64. What is the maximum amplitude of the
output sawtooth signal?
1. 1.75 volts
2. 2.0 volts
3. 2.5 volts
4. 4.5 volts
3-65. If applied to a coil, what voltage
waveform will cause a linear rise in
current?
1. Square wave
2. Sawtooth wave
3. Rectangular wave
4. Trapezoidal wave
