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Posts tagged led display

Color LCD display Nokia 6610

LCD module Nokia 6610 Using MC34063, BC846 Before repairing Nokia 6610 , should see the set of the Nokia 6610 lcd module

Digit Led Display

Digit LED Display for audio level indicator using 7414, 7493A, 1N4148, 5v Led display board for audio level indicator using 7414, 7493A, 1N4148, 5v

USB adaptor using MAX3232

USB adaptor circuit using MAX3232

Circuit diagram LM1881 video sync for tv and lcd monitor separator, a 74HC4066 as a simple analog switch

The chips include an ATmega88 as the main controller, an AD9280 ADC, an LM6134 high-speed quad op-amp, an LM1881 video sync separator, a 74HC4066 as a simple analog switch, and an RS-232-level converter. LM1881 Video sync separator extracts timing information including composite and vertical sync, burst/back porch timing, and odd/even field information from standard negative […]

300W HiFi Amplifier circuit

300W HiFi Amplifier circuit using BD140, 2SK1050, BC556, BD139, 2SJ16 300W HiFi Amplifier circuit Here is the circuit of a 2X150 watt HiFi amplifier circuit using BD140, 2SK1050, BC556, BD139, 2SJ16 from Phillips. A quiet simple and robust circuit using very less components.This makes the circuit ideal for a portable power amplifier. The circuit delivers […]

Best Audio Transistors

High power audio transistor list Best Audio Transistors High power audio transistor list Best audio transistors, Audio output transistors audio transistor amplifier  

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