Experiment #3

 

All data were sketches of the signal.  Pictures taken of each.

 

Experiment #4

 

2N2222A Transistor

Resistance (kΩ)            IB (μA)             IC (mA)

900                              4.6                   0.65

800                              5.0                   0.73

700                              5.9                   0.84

600                              6.8                   0.98

500                              8.1                   1.17

400                              10.0                 1.45

300                              13.0                 1.89

200                              18.5                 2.70

100                              32.2                 4.67

40                                56.8                 6.95

 

 

Part 2

RL = 0              V = 4.12 D.C. volts

RL = 99 Ω        V = 2.071 D.C. volts

 

“Bare” Source across the 20 kΩ resistor is 2.43 V.

 

 

 

Part B Figure 4

RB1 = 13000k Ω

RB2 = 100 k Ω

 

RL                    IC                     IB

(kΩ)                 (mA)                (mA)

1                      0.59                 0.42

2                      0.30                 0.70

3                      0.20                 0.81

4                      0.16                 0.86

5                      0.13                 0.89

6                      0.11                 0.91

8                      0.07                 0.94

10                    0.07                 0.95

 

 

Part. C

VB = 0.795 V

VE = 0.201

VC = 0.256 V

RL = 3.75 k Ω

RE = 375 k Ω

RB1 = 6.75 k Ω

RB2 = 675 k Ω

 

 

Lab #5

Op. Amp. Lab

All pictures of signals.

 

Lab # 6

Part I.

Rcutoff = 700 kΩ

RF = 900 kΩ

Frequency = 300 Hz

 

Part II.

RF = 8 kΩ

Frequency = 15376 Hz

 

Part III.