The post discusses 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 the side indicators […]
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Digital Voltmeter Circuit Using IC L7107
The post explains a very simple digital panel type voltmeter circuit using a single IC L7107 and a few other ordinary components. The circuit is able to measure voltages right up […]
Temperature Controller Circuit for Reptile Racks
The following article discusses a temperature controller circuit which can be used for controlling the temperature inside reptile racks. The idea was requested by Mr. Tom. Technical Specifications I’m looking to make a circuit […]
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
The following post explains 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 Mr. Vasilis. […]
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. […]