This be delay timer circuit model to be simple. It be the character delays to close electric all appliances. By fix the time about 5 minute. It can fine decorate the time. When see the circuit uses digital IC number CD4093 make good easy. And use transistor driver relay. It performs to edit the electricity [...]
A friend of me wants the circuit at can turn ON Fan 12V at use in an automobile. By fix the period of time about 10 second. He sets conditions that must use electronic part economize and seek easy with. I then choose transistors and relay be control electric fan equipment follow the circuit in [...]
This is OFF After Delay Switch Circuit. It is use Mosfet control the work of LOAD get. By have the work is simple be press Switch (Close) and liberate (Open) S1 an electric bell will loud. After C1 is charger within or change R1 ( the accessory is ) The Q1 is stop work. An [...]
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