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Posts tagged Audio signal controlled relay switch – power ON

Amplifier AutoScout24 Power ON

Amplifier Auto Power ON Signal detecting auto power-on unit, audio signal controlled relay switch module, amplifier auto power on, audio sensing power switch, audio detector switch, audio signal detector circuit, line level audio detection circuit, audio triggered power switch part : BC547 , BC557, LM358, Relay

LM319N Phone Circuit detector

LM319N Phone Circuit detector for Repair using LM319N, 4027B, BC548 LM319N Phone Circuit detector for Repair using LM319N, 4027B, BC548

Home theater surround sound Schema diagrram

Home theater surround sound Schema diagrram using 4558 and c945 Home Theatre Audio Project – Design and Layout

Audio switcher circuit

Audio switcher circuit using MTP3055, 1458

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 […]

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