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AmplifiersStereo ReceiversDiscontinued
Estimated price (community-sourced)
$1,236
Around — community and catalog average, updates slowly
About the SX-850
The Pioneer SX-850 is a vintage AM/FM stereo receiver introduced in 1976. Its amplifier is rated at 65 watts per channel into 8-ohm loads, with separate preamplifier and power-amplifier connections. Features include FM and medium-wave tuning, two phono inputs, auxiliary and tape connections, microphone and headphone jacks, two speaker systems, tone controls, filters, loudness, and muting.
Specifications
Type: AM/FM stereo receiver
Amplifier output: 65 W per channel into 8 ohms; 85 W per channel into 4 ohms
Total harmonic distortion: 0.1%
Damping factor: 25 (8 ohms)
Frequency response: 15 Hz–40 kHz (high-level input, +0/−1 dB)
Inputs: Phono 1 and 2 (2.5 mV, 50 kΩ); microphone (6.5 mV, 50 kΩ); auxiliary and tape (150 mV)
Outputs/connections: Pre Out, Main In, headphone jack, two speaker systems
Tuner bands: FM 88–108 MHz; MW 535–1605 kHz
Dimensions: 526.6 × 173 × 411.5 mm (W × H × D)
Weight: 19.1 kg