• A multimeter is a versatile electrical measuring instrument used to measure various electrical parameters.
• Specific Description (Digital 603 Junior):

– Type: Digital multimeter (DMM)
– Model: 603 Junior
– Functions:
– DC voltage (VDC)
– AC voltage (VAC)
– DC current (ADC)
– Resistance (Ω)
– Diode test
– Continuity test
– Display: LCD display with 3-4 digits
– Accuracy: ±0.5% to ±1% depending on the function
– Power source: Battery-powered (usually 9V)

• Uses:

– Measure DC and AC voltages in electrical circuits
– Measure DC current in electrical circuits
– Measure resistance of electrical components
– Test diodes and transistors
– Check continuity of electrical circuits
– Troubleshoot electrical problems in various applications, including:
– Household appliances
– Automotive systems
– Electronics and robotics
– Industrial control systems

• The Digital 603 Junior multimeter is a handy and easy-to-use instrument for students, hobbyists, and professionals, providing accurate measurements and troubleshooting capabilities for various electrical applications.