Welcome to AFIATA.COM Information of basic electronic circuits for repair and project
[ Content | Sidebar ]

Posts tagged service

Electronic Circuit Diagram TV AUDIO Using TDA2003

10W Audio Amplifiers Schematic Diagram Amplifier device that accepts a varying … Electronic amplifiers are used in radio and television

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)

Audio amplifier circuit diagram using ic TA7222AP

Audio amplifier circuit diagram using  ic TA7222AP 2822    


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.

IR Photodetector circuit diagram

IR detector circuit using 2N2222, LM567, BC558 IR detector circuit using 2N2222, LM567, BC558

Privacy Policy - Sitemap


+1 demo: Basic page