LM358 100x Gain Weak Signal Amplifier Module Op Amp 5-12V for Arduino

Description LM358 100× Gain Weak Signal Amplifier Module — Precision Signal Boosting for Arduino & Sensors Strengthen even the faintest sensor inputs with the LM358 100× Gain Signal Amplifier Module, designed for makers, students, and engineers who need reliable analog signal amplification. This compact op-amp module delivers clean, adjustable amplification—perfect for Arduino, ESP32, Raspberry Pi, and other microcontroller projects. Powered by an LM358 dual op-amp IC, this module amplifies weak, noisy, or low-voltage sensor outputs by up to 100 times, making it ideal for vibration sensors, microphones, photodiodes, resistive sensors, and low-level analog signals. Whether you’re building scientific instruments, DIY electronics, or prototyping embedded hardware, this module provides stable, high-accuracy amplification in a tiny footprint. ✨ Key Features �� LM358 Dual Op-Amp Reliable, low-noise analog amplification widely used in industrial and hobby electronics. �� 100× Fixed High Gain Boost extremely weak signals into clean, usable analog outputs for microcontrollers. ��️ Adjustable Magnification A built-in 10K trim potentiometer allows you to fine-tune the gain to suit your application. �� Wide Power Range: 5–12V Compatible with: Arduino 5V ESP32/ESP8266 5V or 3.3V systems (with appropriate wiring) 12V industrial control projects �� Onboard Power Indicator LED Instant visual confirmation that the module is powered correctly. �� Easy Input/Output Access LM358 signal pins are broken out clearly for simple wiring. �� Compact Size Only 32.7 × 13.3 mm — ideal for embedded or space-constrained projects. �� Specifications Parameter Description IC Model LM358 Dual Operational Amplifier Gain Up to 100× (adjustable via onboard potentiometer) Operating Voltage 5V – 12V DC PCB Size 32.7 × 13.3 mm Output Type Analog LED Indicator Power indicator Adjustment 10K trim pot for gain control Condition Brand New �� Applications Perfect for amplifying small analog signals, including: Weak sensor outputs Microphone preamps Vibration or shock sensors Photodiode/phototransistor readings Resistive sensor amplification Analog signal conditioning Small scientific instruments Arduino ADC boost circuits If your analog readings are too low, noisy, or barely detectable, this module boosts them into a stable, readable range. �� Package Includes 1 × LM358 100× Gain Signal Amplifier Module (5–12V)Perfect for Arduino, ESP32, Raspberry Pi, STM32, and other microcontroller platforms.