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NOISE REDUCTION PROCESSOR circuit

NOISE REDUCTION PROCESSOR circuit DOLBY B-TYPE NOISE REDUCTION PROCESSOR KA2271 DOLBY B-TYPE NOISE REDUCTION PROCESSOR KA2271 The KA2271 is a monolithic integrated circuit designed for use in Dolby* B-type reduction systems. FEATURES Few external components Low quiescent circuit current (Typ Iccq=4.3mA) High crosstalk rejection ratio. Built-in NR-switch, REC/PB-switch. Recommended supply voltage: Vcc=8V~16V.

VU Meter Schematic

meter circuits VU Meter Schematic using 78L05, AD8313, LM324

Headphone amplifier ic

Headphone amplifier ic circuit using TL072, BD139, BD140

Power Supply Wholesale circuit

Power Supply Wholesale circuit using EL86, ECC83

Energy Meter circuit

Energy Meter circuit using ADE7756AN, PIC6F62BA, LM2940CT-5, 1N4004, STP30NE06L

Electric Circuit Diagram Maker

Electric Circuit Diagram Maker switches radio and timer Electric Circuit Diagram Maker

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