Pioneer A-407R

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Brand: Pioneer

The Pioneer A-407R is a high-performance integrated amplifier designed for audiophiles seeking exceptional sound quality. Here are some key features of this amplifier:1. Power and output: With a powerful output of 140 watts per channel at 4 ohms and 210 watts per channel at 2 ohms, the Pioneer A-407R delivers precise and dynamic sound in a wide range of listening environments.2. Valve cascading: This unique circuitry combines the warmth and depth of vacuum tubes with the precision and stability of a solid-state design. This results in a more realistic and natural sound.3. Multi-stage differential input: The amplifier features a multi-stage differential input that effectively reduces noise and distortion, resulting in a clean and detailed sound.4. High-current ultra-low noise power transformer: The power transformer is specially designed to provide high current and low noise, ensuring that the amplifier has plenty of power to drive even the most demanding speakers.5. Manual loudness switch: This switch can be used to boost the lower frequencies at lower volumes, providing a more immersive listening experience at lower volumes.6. High-quality audio components: The amplifier uses high-quality audio components, including Toshiba ES6918 exponentially-compensated power supply ICs, Dale film capacitors, and JRC audio-grade op-amps, to ensure the best possible sound quality.Overall, the Pioneer A-407R combines the latest digital audio technologies with advanced analog circuitry to deliver exceptional sound quality for audiophiles who demand the very best from their audio equipment.

Power Output: 45W into 8Ω (stereo)
Frequency Response: 5Hz to 100kHz
Distortion: 0.06%
Speaker Impedance:
Input Sensitivity: 2.8mV (mm), 200mV (line)
Signal to Noise Ratio: 86dB (mm), 106dB (line)
Line Output: 200mV (line)
Dimensions: 420 x 335 x 128 mm
Weight: 6.9 kg
Year: 1998
Price: