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Stereo Audio Amplifiers

Stereo Audio Amplifiers circuit using stk439 Stereo Audio Amplifiers circuit using stk439 Stereo Audio Amplifiers R 1 ……….. 2 K 2 R 2,4 ……… 220 K R 3 ……….. 390 K R 5 ……….. 100 R 6 ……….. 120 R 7 ……….. 12 K R 8 ……….. 10 C 1 ……….. 470 pF C 2 […]

5 BAND Audio GRAPHIC EQUALIZER

5 BAND Audio GRAPHIC EQUALIZER AMPLIFIER using KA2223 5 BAND Audio GRAPHIC EQUALIZER AMPLIFIER using KA2223 The KA2223 is a monolithic integrated circuit consisting of an operational amplifier with five resonant circuits and a active filter, an it is suitable for radio-cassette tape recorders, car stereos or music center audio systems. FEATURES Tone control with […]

Reverse polarity protection circuit

Reverse polarity protection circuit using 4584 IC and Relay

USB to LR35901 Converter Circuit for Multi Media

USB to LR35901 Converter board is a PIC microcontroller based device that receives a USB signal from a PC and converts the signal to an LR35901 output.  The output signal can be sent to any one of three serial ports.  Devices which may be connected to the ports include the ASI Inc. X-Y Stage, the […]

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