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ELECTRICIAN - CITS

EXERCISE 63 : Test the Transistor Single stage Amplifier
circuit

Objectives

At the end of this exercise you shall be able to
• assemble the amplifier as per circuit diagram
• operate the single stage amplifier
• calculate the gain of the single stage transistor amplifier.

Requirements

Tools/Equipments/Instruments
• Side cutting pliers (150mm) -1 No. Materials/Components
• Combination pliers (150mm) -1 No. • Transistor (BC 107) - 1 No.
• Electrician knife (75mm) -1 No.
• Tweezer (75mm) -1 No. • Resistor
• Function generator (0-20 M Hz) -1 No. (47K,2.2K,10K,680Ω,820 Ω) - 1 No Each.
• CRO (30MHz) -1 No. • Capacitors (10μF,22 μF,50 V) - 2 Nos.
• DC power supply (0-24 V,2A) -1 No. • Bread board (175 X 67 X 8 mm) - 1 No.
• Connecting wires - 1 mtr.

Procedure

TASK 1 : Assemble the amplifier as per circuit diagram
1 Draw the circuit diagram of common emitter single stage amplifier voltage divider bias.
2 Connect the items as per the circuit diagram. Fig 1.

Observe the correct polarity while making connections.

Fig 1

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