Description
The DIAC Characteristics Apparatus is a high-accuracy laboratory instrument designed to study the V–I characteristics of a DIAC (Diode for Alternating Current). This apparatus enables clear observation of symmetrical breakover behavior in both forward and reverse directions, making it an essential tool for understanding trigger devices used in phase control and AC power regulation circuits.
Ideal for electronics laboratories, electrical & electronics engineering departments, technical institutes, and vocational training centers.
✅ Key Features
🔬 Comprehensive DIAC V–I Characteristics Study
Observation of forward and reverse breakover voltage
Demonstrates symmetrical conduction behavior
Helps understand DIAC triggering operation in AC circuits
⚡ Built-In Regulated Power Supply
Smooth and continuously variable regulated DC supply
Enables precise voltage control for accurate breakover observation
Ensures stable and repeatable experimental results
📊 Dual Meter Configuration
Separate analog/digital meters for voltage and current measurement
Easy plotting of DIAC V–I characteristic curves
Clear and accurate readings for laboratory experiments
🧱 Educational & User-Friendly Design
Clearly labeled terminals and circuit diagram printed on front panel
Compact and robust design for student use
Simple operation suitable for diploma, undergraduate, and postgraduate levels
🛡 Safe & Reliable Operation
Low-voltage operation for student safety
Overload and short-circuit protection
High-quality components ensure long service life
📘 Typical Applications
Study of DIAC V–I characteristics
Understanding trigger devices in AC power control
Electronics and power electronics practical experiments
Electrical & electronics engineering training
Phase control circuit fundamentals
💡 Why Choose This Apparatus?
Clear demonstration of DIAC breakover behavior
Dual meters allow precise and easy measurement
Integrated regulated power supply for stable testing
Rugged construction for continuous academic use
Ideal for teaching trigger device fundamentals









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