Category Archive: Electronics Projects

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Laser burn with DVD Writer

| 2012/05/20

Far as I know in the market with high-powered lasers are sold in this application DVD burner laser a plastic piece on the burning writing used in any circuit does not need only laser + end 5w 50 or 100 ohms between the resistor is connected. Author burning from 5 inches away doing your job,…

SD Card Voice Application MSP430

| 2012/05/20

In practice, the MSP430F2012 MSP4430 series used (instead may MSP430F2013) via sd card is being processed audio files MSP430 PWM, SPI signal processing, filtering and so on. set a good example in the circuit made ​​a 5-page narrative of the eagle pcb, diagrams and drawings II project, code files given .. Source: diylife.com/2008/04/11/make-a-singing-msp430-microcontroller alternative link:…

SAA1042 SN74LS08 For Telescope Motor Drive Circuit

| 2012/05/20

Author circuit used for telescope control CNC, robotics and so on. via LPT port can be used in similar projects using circuit has 3 channels Somebody SN74LS08 in other parts used in the SAA1042 stepper motor driver outputs are powered with TIP120 transistors. Data inputs are isolated by Kublin 4N26 opto .. A chart of…

Led VU Meter Circuit LM3915

| 2012/05/20

LM3915, LM3914 VU Meter circuit with’ve shared the printed circuit, but this circuit diagram is also drawn to separate mono and stereo vu meter circuit connection preanfil amps, amp direct connection drawn understood about the scheme. VU Meter LM3915 driver integrated circuit used in 10 out there, according to the audio input volume with the…

Adjustable Switch Mode Power Supply 30V 5A DC to DC TL494 LM2576T

| 2012/05/16

When TL494’s in a dcdc my attention …. 30 volt power supply voltages from 1 to 20 .. 5 amps of current settings can be made. Also used in many applications LM2576T ADJ (adjust) made ​​with integrated dcdc 1 … There TL494 50v voltage and current with the tuned circuit diagram is very similar. Herhu…

Thermocouple Reading Circuit PIC16F877

| 2012/05/16

Thermocouple reading circuit PIC16F877 microcontroller based on the C source software, isis proteus simulation files and eagle diagram, printed circuit boards have drawings. Thermocouple voltage 0V (0 ° C) and 42.92mv (760 º C) 4.8mv (5/1024) on a PIC16F877 8-bit resolution ADC resolution 10bits DAC. Thermocouple General Information Thermocouples -200 ° to 2320 ° C…

MOC3041 12 Channel Isolated Triac Module

| 2012/05/16

Several control applications lamp, motor, electronic devices, etc.. you can use 12-channel isolated triac MOC3041 motorola module card .. Insulation work done by theriac drive instead of being used BT136 BT138 triacs or leg connections matching the triac used. Look circuits, uncluttered layout elements idc types of signal input through the socket while the other…

2.1 Amplifier Project TDA2050

| 2012/05/16

2+1 Amplifier Project using tone controls have the feature of entries 3 tda2050 ne5532 op amplar used 32w per channel power can give. Çaslışma symmetric DC voltage of the amplifier circuit 2x25v TDA2050 symmetric (transformer: 2x16v ac 100w) considering the power drop leg links is the same as the tda2040, can be used to control…

Tube Amplifier Project Fisher X100A

| 2012/05/16

The next time I started the work and almost six months before the active paper, I finished my amp based on the Fisher working x100a.I need to do on paper for a long time, both in the supply circuit designs amp 2-3aylık at the end of the test phase of an application and a trunk…

13.8V 10A Power Supply Circuit L4970A

| 2012/05/16

L4970A Switching Regulator IC, bjt transistor mosfet output alone, i.e. without connecting to the 10 amp power can give. Accordingly, in case the other regulator according to the larger entegrelerine (multiwatt15v) L4970A 13.8 Volt 10 amp power supply, the output voltage can be adjusted between 5 k potentiometer as the author out of the 13.8…