Sony ST-JX521

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Brand: Sony

The Sony ST-JX521 is an amplifier module introduced by Sony in the early 1980s for use in their professional audio products. It is part of the Sony JX series of devices, which is known for its high-quality audio components and circuitry.The ST-JX521 provides 25 watts per channel of output power, making it a suitable choice for applications such as studio monitoring, public address systems, and audio reinforcement. It offers a frequency response of 20 Hz to 20 kHz and has a signal-to-noise ratio of more than 90 dB.One of the unique features of the ST-JX521 is its high-current output stage, which ensures the amplifier can deliver clean, distortion-free audio even at high volume levels. It also has a massive toroidal power transformer, which eliminates electromagnetic interference (EMI) and noise.The amplifier module is housed in a robust, metal chassis that provides protection and durability, making it ideal for use in demanding, professional environments. It is also equipped with a range of connectors, including XLR, RCA, and Speakon terminals, making it flexible for a wide range of audio equipment.Overall, the Sony ST-JX521 is a high-performance, professional-grade amplifier module that continues to be sought after by audio engineers and professionals today. It is regarded as a classic example of Sony's commitment to creating high-quality, reliable audio products that set the standard for the industry.