Audio Line preamp Driver

Posted on May 12, 2012

This preamplifier has a low output impedance, and is designed to drive long cables, allowing you to listen to a remote music source without having to buy expensive screened cables. The very low output impedance of around 16 ohms at 1KHz, makes it possible to use ordinary bell wire,loudspeaker or alarm cable for connection.

Audio Line preamp Driver
Click here to download the full size of the above Circuit.

The preamplifier must be placed near the remote music source, for example a CD player. The cable is then run to a remote location where you want to listen. The output of this preamp has a gain of slightly less than one, so an external amplifier must be us

Leave Comment

characters left:

New Circuits



Popular Circuits

Phase sequence indicator
Transistor Pulse Generator
LED (IR LED1) and the phototransistor (T1) and wireless light switch
Versatile Multifunction Circuit Uses Only Three Inverters
Simple portable Audio power amplifier circuit using LM386 IC
Water Meter Monitor
Frequency counter using PIC16f84
Car Headlights Timer Circuit Schematic