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Posts tagged Amplifiers Audio

Stereo Power Amplifier

68W Power Amplifier schematic   68W Stereo Power Amplifier using TR A673, C828, C1213, D438, B560, TIP31 and TIP32

Cell phone power supply schematic using 723 and 7812

Cell phone power supply schematic 2 – 7V 6/8A using 723, 7812, Tip 142, BD 139 Cell Phone Charger and Adapter Applications. This product is universal, portable and a rechargeable power for Power Bank Cell phone power supply schematic 2-7V 6-8A using 723 and 7812 Block diagram of Linear Regolated power supply. This simple usb cellphone […]

Simple and Sensitive audio detector

Simple and Sensitive audio detector using C828, FCS9013 This bat detector circuit to have better sensitivity and Simple and Sensitive audio detector using C828, FCS9013 Audio frequency signals frequencies below and above the audio range, respectively

Spectrum Analyzer

3 Channel Spectrum Analyzer using LM3900, AN6884 3 Channel Spectrum Analyzer using LM3900, AN6884 Parts: R1 100K 1/4W Resistor R2 820K 1/4W Resistor R3, R14, R16, R18 2.2 Meg 1/4W Resistor R4, R5, R6 22K Pot R7, R8, R9, R25, R27, R29 10K 1/4W Resistor R10, R11, R12 680 Ohm 1/4W Resistor R13. R15, R17 […]

Control Stereo using LM1035

Auto Loudness Compliance‎ using LM1035 Automatic audio level and loudness control Bass treble Loudness tone control circuit diagram using LM1035 Automatic audio level and loudness control The LM1036 is a DC controlled tone (bass/treble), volume and balance circuit for stereo applications in car radio, TV and audio systems. Wide supply voltage range, 9V to 16V Large […]

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