Рет қаралды 572,823
How to make Wireless Water Level Indicator with Alarm
Required Components:-
1) IC HT12E & HT12D
2) 434MHz Tx & Rx RF Module
3) 1M & 33K ohm Resistor
4) 1K Resistor x 2
5) 680 ohm Resistor x 4
6) BC558 Transistor
7) Green x 2, Red, Blue, Yellow LED
8) Buzzer 5V
➡️ 1 Circuit Diagram Link :- drive.google.c...
➡️ 2 Circuit Diagram (for Long Wire in the Tank) Link :- drive.google.c...
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