In this post I have explained the construction of a car air ionizer circuit which can be used for cleansing the atmosphere of car interior from smoke, pollution, dust particles, bad odor, pollen particles […]
Search Results for: transistor circuits
Timer Controlled Exhaust Fan Circuit
This simple timer oscillator circuit can be used for automatically switching an exhaust fan ON/OFF as per a fixed predetermined period. The circuit was requested by Mr. Anshuman. Technical Specifications Here […]
Car Turn Signal Flasher Circuit with Lamp Malfunction Indicator
In this post I have explained an automotive/car turn signal indicator circuit idea with a built-in load malfunction indicator, meaning an additional LED lamp fitted on the dashboard which would warn if any of […]
12V 5 Amp Fixed Voltage Regulator IC 78H12A Datasheet
The post explains the technical specifications, datasheet, and application notes of the IC 78H12A which is a voltage regulator IC capable of providing a fixed regulated 12V output at maximum 5 amp […]
Pellet Burner Controller Circuit
In this post I have explained a programmable sequential timer with controller circuit which may be used for automatically controlling a homemade pellet burner/boiler system. The circuit was requested by […]
Automatic Micro UPS Circuit
The following article discusses a simple automatic micro UPS circuit which can be used with modems for acquiring uninterrupted power from a DC source, and battery during mains power failures. […]