YL-227B circuit and analogy electronic technology analogy experiment box is made of superior PCB materials, Al alloy frame, natural green hard plastic, nice and cost-saving. The experiment box can fulfil 8 circuit experiments and 20 analogy electronic technology experiments, including basic requirements on electronic circuits and analogy electronic technologies.

 

Features

1. Board is made of high-strength PCB materials, various circuits are printed on front side, and the relevant elements and cables are welded on backside;

2. Internal board:

  1) Function signal source: Sine wave, triangle, square wave (1HZ~1MHZ)

  2) DC ammeter, digital DC voltmeter, pointer DC voltmeter

  3) AC power supply, DC power supply

 

Application and training projects

(1), circuits

1. Circuit V/I feature

2. Potential, voltage measure and circuit drawing

3. Kiohoff’s law verification and application - DC power supply load distribution research

4. DC power supply research

5. Resistive and inductive serial circuit analysis and research

6. R, L, C elements in AC circuits, the impedance and frequency feature research and application - rectification filter circuit research

(2). analogy electronic technology

1. Common diode performance test and application

2. Bi-polarity transistor and CMOS output features measure

3. single-tube amplification circuit research

4. double-polarity amplification circuit and negative feedback amplification circuit research

5. Constant-current amplification circuit (CMOS application)

6. Rectification, filter and stabilization circuit research

7. DC power supply circuit research

8. Typical compound complementary OTL power amplification circuit test

9. LM386 integrated audio power amplification circuit application

10. Operational amplifier basic operation circuit

11. Operational amplifier integral operation circuit, differential operation circuit

12. Operational amplifier voltage comparator transmission feature research

13. Square wave, triangle and Sawtooth wave generator circuit research and test

14. RC Sine wave oscillator test

15. Capacitive 3-point LC Sine wave generator

16. Active filter circuit research

 

 

Technical parameters

Temperature: -5℃~40℃

Relative humidity: ≤85% (25℃)

Total capacity: 30W

Dimension: 510×320×110mm

Power supply 1) input: AC220V±10%

2) Output: DC ±12V/1A, ±5V/1A

DC 0~+24V/0.5A,0~-24V/0.5A

AC 50Hz 6V, 9V, 12V, 15V/0.2A;

±12V/0.2A

Function generator

Output waveform: square Wave, Triangle wave, Sine wave and adjustable amplitude, frequency, duty ratio, amplitude: 0~500mV, 0~12V.

Frequency range: 1HZ~10HZ, 10HZ~100HZ, 100HZ~1KHZ, 1KHZ~10KHZ, 10KHZ~100KHZ, 100KHZ~1MHZ.

DC ammeter (1.5 class) range: 1mA, 10mA, 100mA, 1A

Digital DC voltmeter (1 class): voltage range 220V

Pointer DC voltmeter (1.5 class): voltage range15V