3V FM IF AM TUNER SYSTEM using KA2248 3V FM IF AM TUNER SYSTEM The KA2248 is a monolithic integrated circuit developed the for headphone stereo. FUNCTIONS AM SECTION: Converter, IF amplifier, Detector, Tuning indicator FM SECTION: IF amplfier, Quadrature detector, Tuning indicator FEATURES Low quiescent current: AM: Iccq= 3mA, Vcc= 3V FM: Iccq= 8mA, […]
Posts tagged KA2248
Electronic harmonix electric circuit schematic diagram
Electronic harmonix electric circuit schematic diagram
audio power amp design
audio power amp design audio power amp design using KA22135 audio power amp design audio power amp design
Ethernet rs232 Converter
Ethernet rs232 Converter and usb to serial port adapter circuit diagram
Tone control circuit
Tone control circuit using TL084 Tone control circuit using TL084 Tone control circuit R1,1′,3,3′,18 …………. 4K7 R2,2′,5,5′ ……………. 1K2 R4,4′ ………………… 1M R16,17 ……………….. 100 R6,6′ ………………… 15K R7,7′,15,15′ ………….. 220 R8,8′,9,9′,12,12′,13,13′ .. 10K R10,10′,11,11′,14,14′ ….. 22K VR1 ………………….. A50K x 2 CT VR2,3,4,5 …………….. B100K x 2 C1,1′ ………………… 470pF C2,2′ ………………… 100nF C3,3′,5,5′,10,10′ […]
