Category Archive: Electronics Projects

Electronic plans news for electronic hobbyist or engineers. Free electronic schematics (circuits) electronic blog site. Electronic content post and more..

760w amplifier circuit

| 2008/01/13

760w amp circuit is quite robust to noise ratio and low power depending on the quality pcb printed circuit drawing of circuit elements to be making more but makes it easier. Anfi circuit NE5532, LM393, LM393 op-amp fan and temperature controls have on the circuit board pcb layout pcb drawing program with Sprint Prepared for…

AVR Temperature Measurement System

| 2008/01/13

Atmel AVR, Atmel microcontroller series with a super “Temperature Control Measurement System” 16 sensor inputs 4 alarm inputs and the computer’s connection. Temperature measurement, alarm, an exemplary application in the PC communication This measuring system is used to record the data of up to 24 temperature sensors in the range of -55 ° C to…

PIC18F2455 OBD2 USB to RS232 converter circuits

| 2008/01/13

USB-RS232 converter does not work well on desktop computers, but useful for Notebooks without COM port, most laptop computers do not have Serial com-port. Circuit PIC18F2455 microcontroller based on the circuit diagram hex software driver and observation programs are available. On PC desktops, RS-232 serial ports are disappearing from most computers (especially laptops) and are…

24V to 12V Step Down DC DC Regulator LM2576

| 2008/01/13

Integrated Switching Regulator LM2576 12 volts to 24 volts with a lowering circuit. National company produced by the LM2576 SIMPLE SWITCHER 3A Step-Down Voltage Regulator made ​​with a nice application also of the circuit Protel designed along with the Sema and printing Node there half the power of 3 Amps few parts with a nice…

Tv Remote Jammer Circuit 555

| 2008/01/13

Joking can be used as a fun tool, a simple TV remote control is preventing circuit Integrated circuit made ​​with NE555 Timer. Tv Remote Jammer 10k potentiometer on the circuit to adjust the controls are doing http://www.instructables.com/id/TV-Remote-Jammer!/

Old Cd Rom Track Player with Microcontroller

| 2008/01/13

Old Cd Rom in handy if you want to make a Track Player PIC16F877 and AT89C51, AT89S52 controllers are made ​​with good projects. Add to My Cdrom the features of the project with PIC16F877: Open, Close, forward, backward, Start, Stop, Eject, Close, Info cdrom audio output is also made ​​with a simple ANFIS to strengthen…

PIC18F4550 Control stepping motor via USB interface delphi

| 2008/01/13

This is an example that demonstration how to control some devices via USB interface.The PC software program with delphi. Feature : – CPU PIC18F4550 with full speed USB interface at 48MHz. – USB 2.0 compliance – Use on-chip USB driver – Control 1 stepping motor. – MPLAB C18 for firmware at USB devices side. –…

Adjustable Power Supply Circuits Archive

| 2008/01/13

In our workshop, to run various circuits, or battery, battery charger that you can use in projects 0.x 0:30 volt power supply circuit that contains a variety of amps I’ve prepared a package. In addition to the professional power supply circuit includes a simple low-power designs. Circuit in the voltage range of 0.30 volts forces…

100 Watt Hifi Amplifier Circuit and 5-Band Equalizer

| 2008/01/13

Although a bit complicated PCBs in the circuit diagram drawing made ​​easy thanks to an amplifier circuit. Quite elegant in a printed circuit board component layout design very elegant addition to solid volume control located equalizer in the frequency range 15kHz, 50Hz, 250Hz, 1kHz, 4kHz, Output power transistors metal-sheathed (to3) transistors forces quite high during…

100 Watt Amplifier Circuit TDA7294 PCB

| 2008/01/13

TDA7294 integrated amp is pretty popular in a very sound system is being used. Has a very clean sound. The materials used in the circuit with very little a few passive components are easy to install. TDA7294 100V – 100W DMOS AUDIO AMPLIFIER WITH MUTE/ST-BY Very high operating voltage range (±40v) Dmos power stage High…