RANGKAIAN INTERCOM

Sirkuit ini menggunakan transistor tunggal dan amplifier LM386 IC untuk menghasilkan interkom yang memungkinkan pengoperasian h...

Speech Amplifier Box

Comments: This circuit is intended to be placed in the same box containing the loudspeaker, forming a compact microphone amplifier prim...

Star Grounding Technique for Analog Circuits Minimize Noise in Audio Channels with Smart PCB Layout

Star Grounding Technique for Analog Circuits Minimize Noise in Audio Channels with Smart PCB Layout Ground plays the biggest role in determ...

2×10 Band Stereo Graphic Equaliser circuit diagram

This circuit must be connected before the amplifier circuit. For maximum performance, you may use high quality electronic component such a...

Power audio amplifier with TDA 2030 for applications automotives 14 watts rms

TDA2030 is a circuit integrated monolithic in Pentawat® package, to be used as class audio amplifier AB. Typically he supplies up to 14 Watt...

Power audio Amplifier with TDA2030 2.1 Chanell – 3 x 18 Watts – Subwoofer – Complete With PCB and power supply

This circuit is a complete application is 2.1 amp, two satellite speakers for TDA and one for the subwoofer, making the 2.1 system, widely ...

Simple Mixer circuit diagram

A basic mixer suitable for mixing microphones or even effects outputs. The overall gain from input to output is one if the pot related to...

TDA2005 - Low Cost 2x20 Watt Stereo Amplifier

This circuit is a small stereo amplifier for all suitable applications like amplifying small speakers, boxing, etc. It is also suitable fo...

MINIMAL LM3875 CHIP AMP (GAINCLONE)

The schematic for the chipamp is shown below in Figure and consists of just three resistors. This is very similar to the many gainclone ampl...

Car subwoofer filter by TL072

Here is the circuit diagram of a simple subwoofer filter that can be operated from a 12V DC supply. Such a circuit is very useful in automo...

Op Amp NOTCH Filter circuit

Operational amplifiers can be used to make notch filter circuits. Here we show two, a standard notch filter circuit, and another for a twin ...

USB sound card

Description. Designing and building a USB sound card is no longer a head ache because we have got the PCM 2702 integrated circuit from Tex...

Digital Volume Control

This circuit could be used for replacing your manual volume control in a stereo amplifier. In this circuit, push-to-on switch S1 controls t...

22 Watts Mini Subwoofer Circuit TDA1516 with Adjustable Frequency

22 Watts Mini Subwoofer Circuit TDA1516 with Adjustable Frequency The subwoofer is a subwoofer or a apostle to carbon low frequencies, addi...