The LM358 IC is a widely used dual operational amplifier designed for general purpose analog signal processing applications. It contains two independent, high gain operational amplifiers internally compensated for stable operation over a wide range of conditions. The IC operates from a single power supply as well as dual power supplies, making it highly suitable for battery powered and low voltage applications. The LM358 features low power consumption, wide bandwidth, and good input common mode voltage range that includes ground, which allows it to handle signals close to zero volts without distortion. It is commonly used in applications such as signal amplification, voltage comparators, active filters, integrators, oscillators, and sensor signal conditioning circuits. The IC is available in a compact DIP package, making it easy to use on breadboards and PCBs for prototyping and permanent installations. Due to its reliable performance, versatility, and cost effectiveness, the LM358 is widely used by students, hobbyists, technicians, and professionals in DIY electronics projects, educational experiments, industrial control systems, and general electronic circuit design.