Universal Preamplifiers using – NE5532 – LM382 – 741

Simple preamplifier NE5532

You have a good power amplifier and speaker. You are listening to music. But the sound is very light. The problem has many reasons. One reason for the problem is the input signal is too low. You may need a preamplifier using IC. It will make the input signal is higher. Then, You will listen … Read more

Active Bass Booster circuit using IC-741

purpose bass booster circuit

This is a general-purpose bass booster circuit. Why should you use this? You are listening to your favorite song. But it lacks many flavors. Friends said No Bass! Buy a new one amplifier right now. Stop… It is true. Your amplifier may less bass. But before buying a new amplifier. Try this, it probably better. Read more