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AmplifiersIntegrated AmplifiersDiscontinued
Estimated price (community-sourced)
$2,199
Around — community and catalog average, updates slowly
About the SV-237 MK
The SV-237 MK is a hybrid stereo integrated amplifier combining a tube preamplifier stage with a transistor power amplifier. It provides optical and coaxial digital inputs through an onboard DAC, alongside four stereo RCA inputs, and includes pre-out and record-out connections. The model uses one 12AX7 and two 6N1P-EV tubes and has tone controls and a headphone output.
Specifications
Type: Hybrid stereo integrated amplifier; Output power: 2 × 150 W RMS into 8 Ω, 2 × 250 W RMS into 4 Ω; Class A output: 2 × 10 W RMS into 8 Ω; Frequency response: 20 Hz–20 kHz ±0.5 dB, 20 Hz–50 kHz ±2 dB; THD: <0.1% (1 kHz, 1 W); Input sensitivity: 300 mV; Signal-to-noise ratio: >82.8 dB; Input impedance: 47 kΩ; Inputs: 4 × stereo RCA, 1 × optical, 1 × coaxial; Outputs: stereo RCA pre-out, stereo RCA record-out, 2 × 3.5 mm power-control jacks, speaker terminals for two pairs; Headphone output: 1 × 6.3 mm jack; Tubes: 1 × 12AX7, 2 × 6N1P-EV; Dimensions (W × H × D): 430 × 150 × 435 mm; Weight: 20.4 kg; Finish: black or silver