This circuit is a wireless car alarm system that is built using two circuit modules, namely modules of transmitter and receiver modules. This circuit works on FM radio waves. Car alarms can be used on vehicles […]
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Bipolar Stepper Motor Driver
This bipolar stepper motor driver circuit will drive a bipolar stepper motor using externally supplied 5V levels for stepping and direction. These usually come from software running in a computer or from a microcontroller unit. The […]
Thermocouple Amplifier using CA3193
Above circuit design is thermocouple amplifier circuit using CA3193 operating amplifier. The CA3193 is an excellent choice for use with thermocouples. ? In the circuit, the CA3193 amplifies the generated signal 500 times. The three 22M? resistors […]
Dual Output Stabilized Power Supply
This is a dual regulated and stabilized power supply, usually used to supply amplifier circuit, it also known as split powersupply. There are 3 output that are (+) voltage, (0) Ground (normal), and (-) voltage. The […]
Video Amplifier based LH0032
This is schematic diagram of a video amplifier circuit, built based very high speed operational amplifier IC LH0032.
Jimi Hendrix Fuzz Face Pedal JH-2
The following diagram is the Jimi Hendrix Fuzz Face Pedal JH-2 circuit diagram. Schematic by Jim Dunlop Note: Q1 & Q2 are MPSA18
1.5W Audio Amplifier with IC SSM2211
This is 1.5W audio amplifier circuit design based on wide bandwidth, low distortion power IC SSM2211 from Analog Devices. This circuit is simple, inexpensive and easy to built with only contains few components. The SSM22111 is […]
FETs based Micro-Spy
This is Micro-Spy circuit which designed using FET components.. Circuit Notes:
Bench Power Supply I
This is bench power supply circuit for multi purpose usage… This bench power supply features three solid-state DC power supplies. The first supply gives a +1.5 to +15 volts at 1 ampere. The second supply gives […]
Active DC Voltage Doubler
Here is the circuit diagram of active DC voltage doubler which used to increase the DC voltage. This circuit drives relays of 24 and 18VDC from a 12V power supply. Use this circuit can be work […]