The company is committed to the research and development, production, processing, production, operation and sales of teaching instruments and accessories in primary and secondary schools and senior high schools as one of the Teaching Instrument Company. It is our belief in our work to constantly create new, distinctive and more innovative products and instruments with scientific and educational significance under the condition of ensuring complete basic teaching instruments. Make Schools, distributors and one-stop purchasing. Serving attentively is the foundation of our work, and the innovation of science and education is the soul of our work. All major schools, distributors and educational institutions are welcome to consult, purchase and customization as request.

Hand AC/DC generator:

  this instrument is a permanent magnet and rotatable armature generator, which consists of stator, rotor, electric brush, diode, base plate and manual mechanism.

1, Stator: composed of permanent magnet and pole whip, the magnet is made of two pieces of barium constant magnetic material delicate, Red N"Pole, blue is" S" pole.

2, rotor: the armature consists of rotating shaft, coil rack, rolling bag line, and small belt pulley.

3, electric brush: it consists of elastic phosphor copper sheet and moves electric brush on the elimination rod to obtain alternating current and direct current respectively.

4, bottom version: it consists of double-sided board imported from West Germany, and the board is equipped with complete machine, power panel, etc.

5, manual mechanism, manual wheel and wheel frame are installed on the bottom plate, and connected to motor small belt pulley through belt.

6, when spinner velocity is1200-1600/ time sharing, the output voltage of the machine, no-load voltage is not less6V, the load voltage is not less3v,0.3A.