Electronics Trainer Electronics Technology Lab Vocational Training Experiment


Product description

The experimental device absorbs the advantages of domestic and foreign advanced teaching equipment. It takes full account of the laboratory's current status and future trends and makes the innovation in performance and structure. It uses hanging box. All experimental instruments have the digital display. All the power and instruments used in the experiments have reliable protection. At the same time it set up a reliable safety protection system.

Product Detail

Technical parameter  

1. Dimension: About 1500x600x1450mm

2. Working power: AC 3-phase four lines 380±5% 50HZ

3. Input power: <1.5KVA

4. Output AC power: 3-phase four line 380V, single-phase 0~250V continuous and adjustable with Voltage Meter indication

5. Personal safety protection features: Current leakage protection, voltage leakage protection and experiment lead against electric shock.

6. DC power supply: Two sets of 0 ~ 30V continuously adjustable, the automatic relay shift, the indication of voltmeter, automatic overload protection, instructions and automatic 

recovery functions

7. Constant current source: 0 ~ 200mA continuously adjustable, digital meter to show, open circuit protection

Product composition





Experimental table

Wood and steel structure, iron spray, wear fire panel, with drawers and cabinets used to store tools, accessories


Power control panel

Contains post DC digital voltage and current power factor meter, two DC regulated power supply; constant current source, signal source, three-phase AC power supply, single-phase power and AC low voltage power supply


Experimental hanging box

Electrical Engineering Laboratory hanging box × 4set, analog electronic experimental hanging box × 1set, digital electronic experiments box × 1set, electric drive experiments box × 1set


180-watt three-phase asynchronous motor

Star / delta connection; aluminum alloy shell



1 set of test leads, experiment instructions manual

Experiment contents:

Basic experiments:

1. Use of basic electrical instrumentation and calculation of measurement error

2. Methods of reducing errors of instrument measurement

3. Surveying and mapping of Volt-ampere characteristics of circuit elements

4. Measurement of potential and voltage and drawing of circuit potential

5. Validation of Kirchhoff’s Law

6. Verification of superposition principle 

7. Equivalent transform of voltage source and current source 

8. Verification of Thevenin’s theorem and Norton theorems  

9. Determination of maximum power transfer conditions 

10. Experimental study of controlled source VCVS, VCCS, CCVS, CCCS 

11. Observation and measurement of the typical electric signal 

12. Response test of first-order RC circuit 

13. Study the response of second-order dynamic circuits 

14. Impedance characteristics measurement of R, L, C element 

15. Measuring circuit equivalent parameters by Three-meter Method 

16. Phasor research of Sinusoidal steady state AC circuit 

17. Characteristic test for RC frequency selective network   

18. Research of R, L, C series resonant circuit 

19. Two-port network testing 

20. Negative impedance converter 

21. Gyrator  

22. Observation of mutual inductance circuit 

23. Characteristics test of Single-phase transformer core 

24. Voltage & current measurement of Three-phase AC circuit 

25. Power measurement of Three-phase circuit

26. Calibration of single-phase meter 

27. Measurement of power factor and phase sequence

Analog circuit experiment: 

1. Common emitter transistor single-tube amplifier 

2. FET amplifier 

3. Negative feedback amplifier 

4. Emitter follower 

5. Differential amplifier 

6. Integrated operational amplifier index test 

7. The basic application integrated operational amplifier(I) 

8. The basic application integrated operational amplifier(II) 

9. The basic application integrated operational amplifier(III)

10. The basic application integrated operational amplifier(IV)

11. Low Frequency Power Amplifier(I) 

12. Low Frequency Power Amplifier(II)  

13. RC Sinusoidal oscillator 

14. LC Sinusoidal oscillator   

15. Assembly and debugging of Function Generator

16. Voltage-frequency conversation circuit

17. Regulated DC power supply(I)

18. Regulated DC power supply(II)

19. Thyristor Controlled Rectifier

Digital circuit experiment:

1. Integrated logic circuit connections and drive

2. Experimental analysis of combinational logic circuits

3. Design and test of combinational logic circuits

4. Decoder and Its Applications

5. Triggers and its application

6. The shift register and its application

7. Pulse distributor and Its Applications

8. Using gate circuit to generate a pulse signal

9. Monostable multivibrator and Schmitt trigger

10. 555 Time base circuit and its application

11. D/A, A/D Converters


It is applicable to major colleges’ experiment teaching like electrician basis, electrical engineering, digital circuit, mode voltage, motor learning, motor and power drag, motor control, relay contactor control. Also the programmable controller experiment, the motor inverter control experiment and so on can be expanded.