Category Archive: Electronics Projects

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

High quality guitar amplifier circuit TDA7294

| 2008/01/13

DMOs TDA7294 integrated amplifier guitar amp used for a variety of powerful sound, the tone control circuit TL071, TL072, TL074 op-amp ICs used Voice in the introduction of control quite well GAIN, HI-MID, LOW-MID-BASS, TREBLE, VOLUME settings are all enabled electronic kompadent commercially available but quality potency little hard to find 4-ohm speakers and 2…

LM3886 Amplifier Project Tone Controlled

| 2008/01/12

Beautiful, high quality Amplifier circuit. National Company of Used ruin his LM3876 Integrated with a few changes on the PCB LM2876, LM3886 Integrated NE5534 Used for Usable Tone Control Bass, Treble, Balance, Volume Controls have Tone Control Features 20 Hz at 20 kHz. +15 V, -15 V 2 x 13 mA. (-0.2 DB): 0.01%. 92…

Led Effect of fun Circuits

| 2008/01/12

Let’s do a bit of fun with visual circuits have a few sample pictures circuit in an electronic circuit Dice button produces a different number in each edition. LEDs made ​​with this type of circuit is always ready attracted attention places that sell kits to do is have some sort of .10 5 from me…

Car White Led Lamps Circuits

| 2008/01/12

Modern White Led Lamps made ​​with your car 🙂 do what your own Lamp I often see white LED flashlight Lcd quite common in various lighting systems compared to prices now dropped the first time in your car warning signal, you can use instead of the internal lamp makes a change Car White Led Lights…

Microcontroller controlled battery charging circuits

| 2008/01/12

PIC Series Microcontroller ATMEL etc. Battery battery charger integrated circuits made ​​using the PIC16F819, PIC16F84, PIC16F876, ATMEGA32, AT90S4433-PCR, AT90S1200-P, based on the ATmega8’s 7units applications Microcontroller controlled battery charging circuits all files:

Tone control circuits tl074 lm833 lm1036 tda1524

| 2008/01/12

TDA1524 with the bass, treble, balance, volume control and p cad gif. Pcb circuit drawing available in print format LM1036 circuits built with 3 pieces of different circuit to only pcb drawings of different integrate these most prominent feature of the two-channel stereo that despite mono potency use bim adjustments bass (bass), high-pitched (treble), balance…

Switch Mode Power Supply SMPS Circuits Archive

| 2008/01/12

Heavy bulky transformers larger than a perfect invention SMPS circuit of us saving electronic power supplies SMPS circuits more heavily on you, like me if you are interested we also have plenty of practice and two SMPS Design My favorite part of the power electronics, SMPS, or simply say I’m dealing with this business for…

Battery Charger Circuits Archive

| 2008/01/12

I guess you can not Charge Battery Battery Charger Circuit will not be a lot (I 500) and Batteries, Batteries Information about Charging voltages from 3v, 7.2v, 9v, 12v, 3.7v NiCd, Li-ion, NiMH, SLA, Solar Car Battery Charger Circuit for Palm PCs, phones, etc.. Charging circuits of various electronic devices, batteries, battery charging, as well…

PC Power Supply Card (installed into the computer)

| 2008/01/12

Simple works you can use in 3 volts … 12 volts for the PC Card Power Supply has two different design. Fitted within the computer because you do not need to use additional boxes LM317 power supply circuit Voltage adjustment circuit 500 can provide power to the LM317 series resistance group is done by connecting…

Remote Extender Circuit

| 2008/01/12

With this circuit, Control devices (tv, vcd, dvd etc.). Different from long distances or from the control room can I will send signals that control circuit (IR Extender) reaches circuit receives signals copies 🙂 and connected to the output of other devices with infrared LED controls Remote Extender Circuit files: