Transistor Characteristics Apparatus

The Transistor Characteristics Apparatus is designed to study and plot the input, output, and transfer characteristics of PNP and NPN transistors in common emitter and common base configurations. It is suitable for practical experiments in transistor characteristics and electronic circuit analysis. The apparatus includes regulated DC power supplies, transistor sockets, moving-coil meters, and provisions for measuring base and collector voltages and currents. Designed and manufactured by Atico Export to meet the practical demands of modern laboratories.

• Plotting input characteristics of PNP and NPN transistors.
• Plotting output characteristics of PNP and NPN transistors.
• Plotting transfer characteristics of transistors.
• Studying transistor operation in common emitter and common base configurations.

Power Supplies:

• 2 regulated DC power supplies.
• Supply 1: 0–1 V.
• Supply 2: 0–10 V.

Transistor Section:

• 1 PNP and 1 NPN transistor with sockets for emitter, base, and collector connections.

Meters:

• 4 square transparent moving-coil meters.
• 2 meters for voltage measurement.
• 2 meters for current measurement.

Meter Ranges:

• 1st Meter: 0–1 V for measurement of base voltage (VB).
• 2nd Meter: 0–1 V / 0–10 V dual range for collector voltage (VC).
• 3rd Meter: 0–250 µA for measurement of base current (IB).
• 4th Meter: 0–25 mA for measurement of collector current (IC).