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Posts tagged PC

PC serial port RS-232 pin out and wiring

PC serial port RS-232 pin out and wiring

PC Serial Port Circuit

PC Serial Port Circuit PC serial port circuit to RS-232 pin out and cable

Make Wireless portable with CA3140,4069,4098

Parts: R1,R2,R19_______1K 1/4W R3-R6,R13,R17_100K 1/4W R7,R15__________1M 1/4W R8_____________50K 1/2W R9____________470R 1/4W R10___________470K 1/4W R11___________100K 1/2W R12___________220K 1/4W R14,R16________68K 1/4W R18____________22K 1/4W R20___________150R 1/4W C1,C7_________100µF 25V C2,C3_________330nF 63V C4-C6___________4µ7 25V D1,D5______Red LEDs D2,D3________1N4148 75V D4________BZX79C7V5 7.5V 500mW IC1__________CA3140 or TL061 IC2____________4069 IC3____________4098 or 4528 Q1,Q2_________BC238 25V 100mA NPN L1_____________10mH miniature Inductor BZ1___________sounder (incorporating 3KHz oscillator)

Low-cut and Bass controls 40W Amplifier circuit diagram using MJ11016, MJ11015

Low-cut and Bass controls 40W Amplifier circuit diagram using MJ11016, MJ11015 Low-cut and Bass controls Output power: 40W on 8 Ohm and 60W on 4 Ohm loads parts: R1 6K8 1W R2,R4 470R 1/4W R3 2K 1/2W R5,R6 4K7 1/2W R7 220R 1/2W R8 2K2 1/2W R9 50K 1/2W R10 68K 1/4W R11,R12 R47 4W […]

Midi Interface

Midi Interface audio circuit mixer

Audio POWER AMPLIFIER Circuit using STK1040

Audio POWER AMPLIFIER Circuit using STK1040

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