This is a schematic diagram of stereo audio amplifier for your car. The circuit......
25W Power Amplifier based IC LM1875
Short circuit protection, 94dB supply rejection ratio, thermal protection, S/N ratio......
Simple Gate Alarm
Here the simple gate alarm circuit that built based on CMOS IC 4093B. With CMOS......
High Frequency Waveform Generator schematic
This is a waveform generator based on IC with wide operating frequency, Maxim MAX038.......
Light Detector
Penulis schematic diagram
This is a circuit diagram of light detector. This circuit can be used as a sensor......
Active FM Antenna Booster circuit
Penulis schematic diagram
This is an active antenna booster. It's mean that the circuit require a power supply......
High Quality Intercom circuit
Penulis schematic diagram
This is an intercom circuit which use LM380 as the audio amplifier and 2 transistors......
Stereo Tone Control circuit
Penulis schematic diagram
This is stereo tone control circuit based on IC LM1036. The circuit should be works......
Infrared Toggle Switch schematic diagram
Penulis schematic diagram
Use this Infrared toggle switch for wireless switching. You need to add IR receiver......
"Night Rider" 16 Stage Bi-Directional LED Sequencer circuit
Penulis schematic diagram
This bi-directional LED sequencer circuit uses IC CD4516 and IC 74HCT138 as counter......
18W amplifier circuit based on IC HA13118
Penulis schematic diagram
Here the 18W audio amplifier circuit which powered by IC HA13118 as the main component.The......
16W Audio Amplifier with LM383 schematic diagram
Penulis schematic diagram
Here the 16 watt power audio amplifier circuit powered by dual IC LM383. The single......
10 Watt Amplifier with TDA2009A Schematic Diagram
Penulis schematic diagram
This is schematic diagram of 10 watt power audio amplifier using TDA2009A as the......
Preamp + Tone Control Circuit
Penulis schematic diagram
This is a preamp and tone control which combined in in one circuit.P1 to control......
100W Power Amplifier for Guitar
Penulis schematic diagram
This is a 100 watt audio power amplifier circuit for your guitar. Of course a high......
Low-Ripple Power Supply
Penulis schematic diagram
This circuit can be used where a high current is required with a low-ripple voltage......
DC to DC Converter Multi Output
Penulis schematic diagram
This circuit will convert DC volt input +9 to +16 DC Volt.Output will be:+28V DC+15V......
Simple Touch Switch
Penulis schematic diagram
With touch switch, you can turn on and turn on a electronic device. Touch switch......
Sine Wave Generator (1KHz Frequency)
Penulis schematic diagram
This is iKHz sine wave generator circuit built based on configuration of inverted......
Audio Power Indicator
Penulis schematic diagram
This is audio level indicator which can be used to measure the audio level output......
70 Watt MOSFET Audio Amplifier
Penulis schematic diagram
This amplifier circuit will give you about 70W output power at 60v supply.Please......
20W Bridge Audio Amplifier based on TDA2005
Penulis schematic diagram
This is 20W Bridge Audio Amplifier circuit based on the TDA2005 IC, a class B dual......
8 LED Audio Level Meter
Penulis schematic diagram
This is 8 LED audio level meter circuit diagram. Build based on 2 pieces of op-amp......
Running LED
This is the running LED circuit diagram. The LED will "running" (on) one by one.......
Zone Alarm System
Penulis schematic diagram
This is the circuit of alarm system with 5 independent zones. Suitable for a small......
Simple Electronic Buzzer
Penulis schematic diagram
This is a simple electronic buzzer circuit diagram. Cheap and easy to build.The......
Variable Power Supply with L200
Penulis schematic diagram
This is adjustable power supply schematic diagram with IC L200 for its power regulation.Voltage......
Power Audio Amplifier based on STK400xx
Penulis schematic diagram
This is Power Audio Amplifier circuit based on STK400xx series. It's will give you......
High-End Audio Modular Preamplifier
Penulis schematic diagram
This circuit isn't easy to built but you will get a great audio quality from this......
Digital Clock
Penulis schematic diagram
This is digital clock schematic diagram. This circuit is quite complex and quite......
Small Surround Sound Decoder
Penulis schematic diagram
This is surround sound decoder. With this circuit, you can divide the 2 channel......
3-3.5 Watt FM transmitter circuit
Penulis schematic diagram
This is 3-3.5 Watt FM transmitter circuit. With this power, it should be able to......
Mini FM Transmitter
Penulis schematic diagram
Here the schematic diagram of mini and simple fm transmitter.Supply voltage :......
3 Line Mixer
Penulis schematic diagram
Actually, you can modify this circuit become more than 3 lines mixer. Just add and......
500 Watt Power Inverter
Penulis schematic diagram
Here the 500 Watt power inverter schematic diagram.Designed by: Syed Ashad Mustafa......
Positive(+) to Negative(-) Voltage Inverter
Penulis schematic diagram
This simpe circuit will convert the positive input voltage become negative voltage.Schematic......
3-30 V/2.5 A Adjustable Stabilized Power Supply
Penulis schematic diagram
This is Simple 3-30 volt adjustable and stabilized power supply circuit. You can......
Universal Pre-Amplifier
Penulis schematic diagram
Here the universal pre-amplifier schematic diagram for common input device:Download......
2 Way Cross-Over 3500 Hz (bass and treble)
Penulis schematic diagram
This is 2 way cross-over for your speaker system. This circuit will handle 2 speaker......
100W Audio Amplifier
Penulis schematic diagram
This amplifier comes with high fidelity (Hi-Fi), high sensitivity, low power consumption......
Dancing LEDs
This is dancing LEDs schematic diagram. the LEDs will dance squence to audio (music......
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