230
2.97 Discrete OPAMP
Circuit 205:
Discrete Operational amplifier
Setup information
Install the three transistors and the two resistors as shown in
Fig. 2.205
followed by ten jumper wires.
Check the placement on the board again and only then connect the battery.
Components required:
2 x 2N3904 transistors,
1 x 2N3906 transistor,
1 x 22
Ω
resistor, 1 x 2.2 k
Ω
resistor, 1 x breadboard,
1 x 9V battery with clip
connector
Fig. 2.205:
Discrete Operational
amplifier
Experiment
If everything is wired correctly, you will have a simple operational amplifier. The next experiment shows
what you can do with it.
The circuit diagram for this experiment is shown in Chap. 3, Fig. 3.205.
Summary of Contents for ELECTRONICS EXPERIMENTS BOX
Page 4: ......
Page 265: ...267 Fig 3 56 Cir cuit 56 Audio limiter Fig 3 57 Circuit 57 Amplifier for a storm detector...
Page 269: ...271 Fig 3 64 Circuit 64 Stabilizer for 1 9 V Fig 3 65 Circuit 65 Stabilizer for 2 5 V...
Page 275: ...277 Fig 3 80 Circuit 80 Quiztimer 30 seconds Fig 3 81 Circuit 81 Handy diode tester...
Page 315: ...317 Fig 3 179 Circuit 179 HF generator 150 kHz Fig 3 180 Circuit 180 HF generator 420 kHz...
