Sometimes your car stereo needs an external pre-audio amplifier for several reasons. Most of the Audio car amplifiers perform better with pre amplifier circuits, because the Input signal is very weak, the normal audio signal from various sources such as…
The Phono Preamp has a precise RIAA equalization curve and is very quiet and the best audio amplifier circuit you will ever get. Most of the people are building this secret circuit and do sales in the local market. Performance…
TDA1524 tone control, The article is based on a TDA1524a class of an IC-based tone control circuit. With few components will efficiently control a stereo input. The main advantage of this pre amp board is the minimal of the components.…
This preamplifier circuit is built with an op-amp ic of TL072. The noise is one of the main problems in high-end audio systems. This circuit is a Hi-fi audio preamp used in the new audio systems. The low noise is…