Light detectors are one of the most common sensors and are widely used in our daily lives. This tutorial will tell you that this thing is very simple! You can also make one yourself! Use the fewest and simplest materials. The whole production process is very simple, very suitable for beginners, it will be ready in about 10 minutes. This project can be used as a teaching demonstration or directly applied in real life.
Dynamic presentation map:
1. Collect parts and tools
The following is a list of all materials. All quantities are singular unless otherwise stated.
Components:
Breadboard
Several jumpers
9V battery
9V battery clip
Photoresistor (LDR)
Any color LED
TLC3704 four-way comparator (only one of them is used)
3362P-103-ND 10K ohm variable resistor
1K ohm (brown-black-red) resistance (2)
330 ohm resistor (orange-orange-brown)
tool:
Variable resistance fine-tuning pen (or small screwdriver)
Needle-nose pliers (not required, but useful on breadboard)
Rechargeable Handheld Vacuum cleaner: This Mini Vacuum Cleaner can be used for cleaning hidden dirty of notebook keyboard, printer, pet food, office, kitchen table, or other small household appliances.
Car mini vacuum cleaner: This Usb Vacuum cleaner can be used for cleaning car vent, dashboard, storage cabinet, sand, dust, paper, food debris, and so on.
Rechargeable wireless vacuum cleaner: this vacuum cleaner power supplied by usb port, which is very easy and convenient to use and store.
Easy to use: this mini vacuum cleaners` filter can be washed by water. Just open the dust pot and take it out, then wash it clean and use it again after it dry.
Cordless Vacuum Cleaner,Cordless Mini Vacuum,Cordless Car Vacuum,Rechargeable Handheld Vacuum
SHENZHEN HONK ELECTRONIC CO., LTD , https://www.honktech.com