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The NE5532 Preamplifier Module is a high-quality audio preamp designed for microphone, guitar, and audio signal amplification. With an operating voltage range of 12V to 35V DC and 600mA current capacity, it provides low-noise, high-fidelity amplification for a variety of DIY audio projects and home audio systems.
The MAX4466 Electret Microphone Amplifier (GY-MAX4466) offers adjustable gain for clear, amplified audio from electret microphones. Perfect for sound detection, voice recognition, and DIY electronics, this compact module operates from 2.4V to 5.5V, making it ideal for Arduino and Raspberry Pi projects.
The PAM8403 3W+3W Stereo Audio Amplifier Board provides efficient Class-D amplification for small speaker systems, offering 3W per channel output with built-in volume control. Perfect for 5V DC audio applications, it is ideal for DIY projects, portable speakers, and audio-driven devices.
The LM386 Mini Audio Amplifier Module operates on 5V-12V, providing clear, powerful sound amplification, ideal for DIY projects and portable audio applications.
The NE5532 Subwoofer / Mic Preamplifier Module provides high-quality low-noise amplification for both subwoofers and microphones. Powered by the NE5532 op-amp, it delivers clear and undistorted sound with adjustable gain control, making it ideal for audio systems, DIY projects, and professional audio applications.
The MAX9814 Electret Microphone Amplifier Module with Auto Gain Control offers high-quality, low-noise amplification for electret microphones. With automatic gain adjustment, this module ensures clear audio output, making it ideal for voice recognition, sound detection, and audio recording applications.
The 150W Step-Up DC-DC Boost Converter Module is designed to efficiently convert input voltages from 10-32VDC to an adjustable output range of 12-35VDC with a maximum output of 10A. Ideal for use in solar power systems, electric vehicles, and high-power electronics, it offers high efficiency, overload protection, and stable output voltage.
The 4580R / BA4580RF-E2 SOP Dual Operational Amplifiers offer low noise and high precision amplification for audio, medical, and instrumentation applications. With two op-amps in a single SOP8 package, this amplifier ensures superior signal quality, minimal distortion, and low power consumption, making it perfect for high-fidelity systems and sensitive signal processing.
The TL074 SOP8 Low Noise J-FET Quad Operational Amplifiers are ideal for high-fidelity audio, instrumentation, and precision amplification applications. With four independent amplifiers, low noise, high slew rate, and J-FET inputs, the TL074 provides accurate and efficient signal processing in a compact SOP8 package.
The 74HC14D is a hex Schmitt trigger inverter IC in an SOP-14 package. It contains six independent inverters with Schmitt trigger inputs for clean, reliable logic inversion in noisy environments. Ideal for signal conditioning, digital logic circuits, and timing applications, offering fast switching and low power consumption.
AMS1117–1.2V SOT223 / SOT89 1A Low Dropout Voltage Regulator IC 
