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Pioneer SX-253R



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Brand: Pioneer

The Pioneer SX-253R is a high-performance SR (Super Round) integrated amplifier that was introduced by Pioneer Corporation in the mid-1970s. It is known for its exceptional sound quality, advanced audio circuitry, and sleek, minimalist design.Some key features of the SX-253R include:- 60 watts per channel (into 8 ohms)- SR (Super Round) circuitry, which employs high-grade components and precise layout techniques to minimize distortion and maximize detail- Twin transformer construction for improved channel separation and detail retrieval- Output transformer with high-quality, low-loss microcoils for efficient power transfer and tonal accuracy- Stereo Unbalanced (RCA) and Balanced (XLR) inputs, allowing for maximum compatibility with a wide range of sources- Phono input (MM) for connecting a turntable, with adjustable gain and RIAA equalization- Headphone output with high-quality driver circuitry- Gold-plated audio terminals, and quality-grade capacitors and resistors for improved signal purity- Protective circuitry to prevent damage from excessive power consumption, shorts, or overheatingOverall, the Pioneer SX-253R represents a pinnacle of vintage audio engineering, combining advanced circuitry, premium components, and elegant design to deliver outstanding sound quality with a timeless aesthetic. It continues to be highly sought after by audiophiles and collectors today, and remains a testament to Pioneer's commitment to innovation and excellence in the world of audio technology.



  • Tuning range: FM, MW
  • Power Output: 70W into 8Ω (stereo)
  • Frequency Response: 10Hz to 70kHz
  • Distortion: 0.9%
  • Speaker Impedance: 2Ω (minimum)
  • Input Sensitivity: 2.8mV (mm), 200mV (line)
  • Signal to Noise Ratio: 72dB (mm), 96dB (line)
  • Line Output: 150mV (line)
  • Dimensions: 420 x 140 x 298 mm
  • Weight: 5.6 kg
  • Year:
  • Price:

Pioneer SX-253R

Pioneer SX-253R

Pioneer SX-253R

Pioneer SX-253R

Pioneer SX-253R

Pioneer SX-253R

Pioneer SX-253R

Pioneer SX-253R

Pioneer SX-253R



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