Pioneer SX-4 (4)

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Brand: Pioneer

The Pioneer SX-4 is an audio component, specifically a stereo receiver, produced by the Japanese electronics company Pioneer in the 1970s. The model number SX-4 refers to four different variations of this receiver, each with slightly different features and specifications. 1. The SX-400: This model was the highest-end version and featured up to 65 watts per channel of output power, as well as a phono input for connecting a turntable, tuner, and equalizer sections, and support for 4 speakers.2. The SX-420: This model had a similar feature set to the 400 but had a slightly lower maximum output power of 50 watts per channel.3. The SX-428: This model had many of the same features as the 420, but included a built-in tape deck, making it a more complete audio setup.4. The SX-430: This entry-level model had a lower output power of up to 42 watts per channel, but still included an AM/FM tuner and support for connecting four speakers.Overall, the Pioneer SX-4 series was known for its high build quality, reliable performance, and innovative features such as automatic loudness compensation and a bass management system. Many audiophiles still consider these vintage receivers to be worth restoring and using today, thanks to their rich sound and iconic design.