LM387N ,Low Noise Dual Preamplifier, 1.0 uV Noise, 104 dB Open Loop Gain

The LM387N is a low-noise dual preamplifier specifically designed for the amplification of low-level signals in applications requiring exceptional noise performance. This amplifier is ideally suited for professional audio equipment due to its high open-loop gain, low input noise voltage of 1.0 µV, and high supply rejection ratio.

The LM387N operates with a single or split power supply and provides excellent frequency characteristics, ensuring low distortion and superior signal clarity. It is equipped with an input noise level of just 1.0 µV, maintaining the integrity of low-level audio signals. Additionally, the LM387N's architecture allows for applications in tone controls, magnetic phono preamplifiers, and other high-fidelity audio systems.

Key Features :

• High Open Loop Gain: 104 dB at 100 Hz, delivering exceptional signal amplification and clarity.
• Low Input Noise: Minimal input noise voltage of 1.0 µV, ideal for high-quality audio applications.
• Wide Frequency Response: Large signal frequency response up to 75 kHz, enabling detailed audio reproduction.
• Low Distortion: Total Harmonic Distortion (THD) of 0.1% at 60 dB gain and 1 kHz, ensuring minimal signal degradation.
• High Channel Separation: With 60 dB at 1 kHz, reducing crosstalk for stereo applications.
• Versatile Applications: Perfect for NAB tape preamplifiers, magnetic phono preamplifiers, and other audio signal conditioning.