Soft-Action Mute SwitchSoft-Action Mute Switch
This simple circuit is a line-level audio signal muting switch based on a soft-action power on/off process. When the S1 switch is closed, R4, C1 and Q4 JFET quietly ground ... readmore
stereo audio selector 4-channel
stereo audio selector 4-channel
This circuit is for connecting the stereo outputs of four different channels as inputs and only one is selected for output at any time.
When the circuit break ... readmore
Power Amplifier with Electronic Volume Control1W Power Amplifier with Electronic Volume Control based TDA8551 The TDA8551 chip by Philips is a bridge amplifier with output power of 1 watt at a supply voltage of 5V. In this case, current co ... readmore
6 watt audio amplifier circuit Hi Fi6 watt audio amplifier circuit Hi Fi A 6 watt audio amplifier circuit using TDA2613 is shown here. TDA2613 is an integrated Hi-Fi audio amplifier IC from Philips Semiconductors. The IC ... readmore
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