| Condition: | New |
|---|---|
| Customized: | Customized |
| Certification: | ISO9001 |
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Electronic Doorbell Experimental Kit for Junior High School Physics (Group Experiment)
1. Instrument usage
This instrument is designed and produced according to the requirements of the "Experimental Textbook for Compulsory Education Curriculum Standards", and it is suitable for group experiments of middle school physics students.
2. Instrument structure:
The instrument consists of a plastic base and a piezoelectric ceramic plate (with a sound chamber).
3. Operation usage:
Connect the dedicated cable to a 3V DC power supply, press the switch on the seat, and the piezoelectric ceramic piece will emit pleasant music.
4. Attention:
a, During the experiment, the input voltage should not exceed 3V to avoid damaging the music integrated module.
b, After the experiment is completed, the instrument should be stored in a dry, ventilated, and non corrosive gas environment.
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