Battery Alarm Circuit for Model Helicopters ATtiny13

ATTINY13 Atmel microcontroller installed on the circuit model helicopter is checking the voltage of the battery the battery (or battery) voltage circuit when the level set LEDs, buzzer, giving the..

TDA1518BQ TDA1516BQ Car amplifier circuit

TDA1516BQ printed circuit board and integrated amplifier compatible with TDA1518BQ single source supply voltage of 6 volts DC …. 18volt dc circuit 2 pieces made ​​especially auto tape is used..

PCB with Aluminum Foil Printing

Ironing Board with pcb or laminator while pressing a lot of paper to be used with pcb type there Avinash, label, handmade paper, etc. I’m experimenting with the latest label..

Multi function RC5 Remote RGB Led Control Circuit PIC16F737

PIC16F737 RGB led control circuit based on microcontroller for remote control (RC5 Protocol) can work with different modes according to the color of the color change of the environment with..

PIC16F690 BQ2018 Battery Monitor Circuit

Battery monitor PIC16F690 microcontroller based on the circuit current sensors on the floor BQ2018 enteree is used shunt resistance taken over by the value on the LCD display battery voltage,..

LPC2103 ARM development board

In spite of the small size of ARM LPC2103 development board pcb contains a lot of features in addition to the bill quite well in the shared usb card also..

433.92 MHz RF relay control circuit PIC16F84

RF relay control circuit of the TWS-BS3 433.92 MHz rf transmitter and RWS-371-6 433.92 MHz rf receiver modules are used. RF relay control circuit of the receiver is used in..

Digital radio circuit TEA5767 AT89S8253

TEA5767 is a digital radio, especially mp3 and fm radio module @ETE before “TEA5767 Pic16f628 Digital PLL-controlled FM radio receiver system” article is controlled with the Pic16f628 microcontroller used in..

Switch Mode Power Supply Circuit SG3525 IR2110 900W SMPS

SMPS circuit have 3 version of the 700w (+-50v 50khz), 800w (+-42v 60khz) and 900w (+-70v 50khz) circuit diagrams for the same smps pwm control output is used to drive..

Antenna Analyzer Circuit 31mhz 1.3MHz PIC16F873

1.3 MHz 31MHz Antenna Analyzer circuit based on Pic16f873a microcontroller is able to measure between the frequencies of 1.3 MHz 31MHz 2 x 16 lcd on the frequency, omaj, swr,..