Sanyo is a Japanese electronics company that produces a wide range of products including audio equipment like HiFi systems.

Sanyo

The Sanyo SX-422 is a 3-way bass reflex loudspeaker model produced by Sanyo between 1979 and 1981 in Japan. This speaker is constructed to provide a wide frequency response and solid performance across various audio applications. The SX-422 features a low-frequency driver measuring 250 mm, a 120 mm midrange driver, and a 27 mm dome tweeter, enabling it to deliver clear highs, rich mids, and solid bass. It has a nominal power handling of 45 W and can handle up to 90 W of music power, making it suitable for various listening environments. The loudspeaker has an efficiency rating of 91 dB/W/m, which indicates a relatively high sensitivity. Its frequency response ranges from 40 Hz to 20 kHz, allowing it to reproduce a broad spectrum of sound. The transition ranges are specified at 1,200 Hz for the low-to-mid crossover and 7,000 Hz for the mid-to-high crossover. The nominal impedance is rated at 8 Ohms, which is standard for many home audio systems. Notable features include a removable front for easy access and a level control for high frequencies, providing users some customization in sound output. The physical dimensions of the SX-422 are 335 x 585 x 260 mm, and it weighs 11 kg.

SX-422

by Sanyo

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