No description available.
The mini condenser microphone converts sounds into an electrical signal. Resistor R1 provides bias for the condenser microphone's internal amplifier transistor. The 2N3906 PNP transistor acts as a low-noise microphone input amplifier. The 10K gain potentiometer is used for...
An A/D conversion circuit is designed to convert analog voltage into a digital signal encoding circuit. It utilizes ADC0808/ADC0809 circuit chips, which can convert analog signals into an 8-bit digital output signal. The A/D conversion circuit employs the ADC0808 or...
The operation of the circuit is managed by a microcontroller from MICROCHIP, specifically the PIC16F84. This microcontroller supports buttons and a 2-line, 16-character LCD display, along with the PLL circuit SAA1057. The voltage-controlled oscillator (VCO) is implemented using transistor...
A high-quality stereo FM transmitter circuit is presented. This circuit utilizes the BA1404 integrated circuit from ROHM Semiconductors. The BA1404 is a monolithic FM stereo modulator that includes a built-in stereo modulator, FM modulator, and RF amplifier. The FM...
The circuit utilizes the MAX8743 chip for a laptop chipset power supply. It demonstrates the conversion of a 5V power supply into +2.5V and +1.8V outputs. The MAX8743 is a highly integrated power management solution designed specifically for laptop chipsets....
A circuit for car windshield/wiper motor speed control built using an NE 555 IC. This enables intermittent windshield wiper control, which changes the sweep rate to 10 seconds. The circuit utilizes the NE 555 timer IC configured in astable mode...
We use cookies to enhance your experience, analyze traffic, and serve personalized ads. By clicking "Accept", you agree to our use of cookies. Learn more