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Posts tagged K2668

RF Amplifier

RF amplifier circuit design RF Amplifier with MOSFET K2668, 2570, 2053 circuit diagram

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 […]

Power Distribution Switch MIC 2025-1

Power Distribution Switch MIC 2025-1 Power Distribution Switch MIC 2025-1

Activ loudness audio

Activ loudness audio circuit using 2SC945 Activ loudness audio circuit using 2SC945

simple Audio Power Amplifier Circuit

simple Audio Power Amplifier Circuit using LA4440 simple Audio Power Amplifier Circuit using LA4440 PART : R101,201 ……………. 2K2 R102,202,104,204 …….. 10K R103,203 ……………. 5K6 R105,205 ……………. 4.7 OHM C1 …………………. 220uF/16V C2 …………………. 2200uF/25V C101,201,106,206 …….. 10n C102,202 ……………. 220n C103,203 ……………. 4,7uF/10V C104,204 ……………. 2n2 C105,205 ……………. 22n C107,207,111,211 …….. 100n C108,208 ……………. […]

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