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How making Digital Volume Control for audio ?

How making Digital Volume Control for audio ? using DS1669 c1 : 0,1uf Making Digital Volume Control for audio in this series can use a digital set the volume control ,  although the tone control is the volume available, but we can make a volume control with a series. to use this series, release potensiometer […]

Circuit diagram DTMF Decoder using HT9032A MT88L70 HT9202H

Circuit diagram DTMF Decoder using HT9032A MT88L70 HT9202H This exciting project and something that many have been developed, but always remains to add some improvements. The DTMF decoder circuit for distinguishing some separate external components to produce devices capable of sending binary code from a button on the multi-tone phone. This circuit, in addition to […]

Digital Control

Digital Control Circuit for Switching using 4001B, 4N35 The continuous controller enclosed in the dashed square can be replaced by a digital controller shown below that performs same control task as the continuous controller. The basic difference between these controllers is that the digital system operates on discrete signals or samples of the sensed signal […]

Anyone know where to get a circuit diagram for a Hitachi 43f300 TV?

maybayus123 asked: I need to find a schematic for this tv so I can find what the heck I am looking for LOL. I have been looking for a certain resistor for about 2 hours and can find nothing close.

How the Principles of the VGA work on PAL and NTSC – converter

This series of VGA video signal in RGB format compatible with PAL or NTSC standard video timings. AD722 is very low, RGB to NTSC / PAL Encoder that converts red, green and blue color component signals into a suitable lighting (baseband amplitude) and Chrominance (subcarrier amplitude and phase) signals in accordance with either NTSC or […]

Thermal Circuit

Thermal Circuit Thermal Circuit diagram using AT89C4051 and CA3162

TDA2009 Circuit BCL 18W

TDA2009 Circuit BCL 18W Bridge audio power circuit

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