This is the traffic baton circuit which available in two versions that are traffic baton with LED flasher and traffic baton with bulb flasher. Both […]
Electronic Schematic Diagram
Smart Sensitive Electronic Hearing Aid
This is the circuit diagram of electronic hearing aid featured with sensitive sound detection and energy saving, so this hearing aid will work in the […]
6V / 9V / 12V Battery Charger with Constant-Current Charging
This is the circuit diagram of battery charger which has many important features such as current-constant charging, overcharge protection, short-circuit protection, deep discharge protection and […]
5V DC Regulated Power Supply with Short Circuit Protection
This is the circuit diagram of 5V DC regulated power supply which featured with short circuit protection system. There are 2 kind of output that […]
Water Level Indicator with Single 7 Segment LED Display
This is an unique water level indicator circuit which use 7 segment LED display to show the current water level in the water tank. Most […]
Electronic Dice Based Microcontroller Atmel AT89C2051
This is the circuit diagram of electronic dice which built based microcontroller chip of Atmel AT89C2051. The application of this electronic dice is similar to […]
Car Anti-Theft Protection with Buzzer
This is the circuit diagram of car anti-theft to protect and increase the security of your car, prevent your from stealing. This circuit is very […]
Battery Charger + Small LED Lamp based Solar Cell / Photovoltaic
This is the circuit diagram of rechargable battery charger which use solar cell / photovoltaic as the DC source. This circuit works to charge 3 […]
Electronic Candle Circuit using TTL IC
This is a simple and easy built electronic candle circuit which build using TTL (transistor-transistor logic) that are 74LS164, 74LS86 and 74LS00. This circuit will […]
Electronic Stopwatch
The above simple circuit design can be utilized as an accurate stopwatch to count up to 100 seconds with a determination of 0.01 second or […]
