Video Processor with Automatic Cut-off Control using TDA4686 Video Processor with Automatic Cut-off Control using TDA4686 General Description The TDA4686 is a monolithic integrated circuit with a luminance and a colour difference interface for video processing in TV receivers. Its primary functions is to process the luminance and colour difference signals from a colour decoder […]
Archives for January, 2019
Sansui 15″ CTV Model: CTVB2B15-P powersupply problem,TV not switching on,replaced C4460, issue stil persists?
Raj asked: Hi, I have a Sansui 15″ color TV Model: CTVB2B15-P. It automatically switched off. When checked, fuse was blown out, I tried replacing the fuse, but it again blown out, so suspecting the problem with SMPS, I further checked and found that C4460 transistor (or STR) was short and replaced it, and now […]
LED Lighting flip flop circuit diagram LED Lighting flip flop circuit diagram
overvoltage protection diode circuit using MAX8596z
5 BAND Audio GRAPHIC EQUALIZER AMPLIFIER using KA2223 5 BAND Audio GRAPHIC EQUALIZER AMPLIFIER using KA2223 The KA2223 is a monolithic integrated circuit consisting of an operational amplifier with five resonant circuits and a active filter, an it is suitable for radio-cassette tape recorders, car stereos or music center audio systems. FEATURES Tone control with […]