Enhance your precision measurement projects with this high-performance Millivolt Voltage Amplifier, designed to deliver exceptional accuracy and adjustable amplification. Featuring the advanced AD620 amplifier chip, this module offers superior linearity and precision compared to common alternatives, making it ideal for amplifying microvolt and millivolt signals with magnification adjustable from 1.5 up to 1000 times through a simple potentiometer control. Key Features: · Wide Input Range & High Accuracy: Utilizes the AD620 amplifier for precise signal amplification with minimal distortion, outperforming standard LM358 amplifiers in accuracy and linearity. · Adjustable Gain Up to 1000 Times: Easily control signal magnification via a built-in potentiometer, allowing for versatile applications requiring different amplification levels. · Null Point Adjustment: Includes a dedicated potentiometer to fine-tune the null point, eliminating drift and enhancing measurement stability for reliable results. · Negative Voltage Output Module: Equipped with a 7660A negative voltage chip to provide a negative pressure output (‑VIN), enabling support for dual power load operations and expanded functionality. · Compact and Convenient Design: Small form factor measuring approximately 32 x 22mm (1.3 x 0.9 inches) with four 3mm mounting holes and standard 2.54mm pin spacing for easy integration into various projects. · Wide Signal Output Range: Supports an output voltage range of ±(VIN - 2V), suitable for diverse signal processing requirements. · Low Input Bias Current & High CMRR: Features a maximum input bias current of 1.0nA and a common mode rejection ratio (CMRR) of 100dB, ensuring stable and accurate signal amplification. · Stable Performance: Offers a maximum drift of 2mV per month, guaranteeing consistent operation over time. Specifications: · Item Type: Millivolt Voltage Amplifier · Magnification: 1.5 to 1000 Times Adjustable · Signal Output Range: ±(VIN - 2V) · Negative Pressure Output: Greater than -VIN (dependent on load and internal resistance) · Input Bias Current: Max 1.0nA · Common Mode Rejection Ratio: 100dB · Stable Time: Max 2mV/month drift · Size: Approx. 32 x 22mm (1.3 x 0.9 inches) Package Includes: · 1 x Millivolt Voltage Amplifier Module This Millivolt Voltage Amplifier is a reliable and versatile component, perfectly suited for precision signal amplification in scientific instruments, sensor interfaces, and other electronic measurement applications. Its adjustable gain, null point calibration, and negative voltage output capabilities provide flexible solutions for demanding electrical projects.