Motor driver modules for motors allow you to control the working speed and direction of two motors simultaneously. Here we present an alternative ULN2803 based motor driver circuit... Read more
Here we describe a very simple, economical and light-weight automatic nightlight that runs on 230V AC mains and can be used as a deluxe gizmo in the sleeping room of your kids. The arrangeme... Read more
A simple electronic load circuit that can be used to test power supplies in power electronics, the power is being spent on a 0.1 ohm resistor connected to the emitter of the power transistor... Read more
Mosfetli regulator circuit with a simple structure 24v input voltage at the output 5v 3 amps can give power to the input voltage not less than 11v under the low input voltage not warned that... Read more
Fluorescent lamp is used in portable lighting devices with fluorescent lamps (searchlight) in inverter circuit. A square wave is formed at the 3rd end of the 555 integral used in the ci... Read more
When DC is applied to the given circuit, suppose that the T1 transistor is transmitted with current passing over N2 and R1 resistance. The current from R1 cannot reach the maximum value... Read more
NTC thermistor working in the cold-running circuit, the NTC resistance will be high when the environment is cold, the T1 transistor connected to the basin will not occur in the pot and T1 re... Read more
Optocouplers are led – photodiode, led – phototransistor, led – photo thyristor or led – photo triac. The optocoupler outputs when A1 and A2 switch is closed. (T... Read more
The preamp circuit is built on a very simple 2sd30 transistor. The supply voltage can be changed from 12v to 18v + 680ohm with 220ohm and 9v battery can be used. Read more
I found a clever method for stantby mute in an integrated circuit diagram I found on the internet. Generally, we do not use the stantby, mute features of the interfacing of the amplifier, ra... Read more