LS-2 Vacuum Tube Preamplifier By Audio Research
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Product Summary:
The LS-2 is a pure Class-A tube line stage featuring dual 6H30 tubes, delivering expansive sound, rich musicality, precise imaging, and modern touchscreen control in an elegant Audio Research-inspired design.
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Price:
LS-2 Vacuum Tube Preamplifier By Audio Research
$8,450
The LS-2 is a pure Class-A tube line stage featuring dual 6H30 tubes, delivering expansive sound, rich musicality, precise imaging, and modern touchscreen control in an elegant Audio Research-inspired design.
..... Click To Read MoreProduct Description
Inspired by the legendary LS2 line stage that earned global acclaim in 1992, the latest LS-2 brings exceptional audio performance and immersive musicality to a wider range of discerning listeners.
Designed as a pure tube, zero-feedback, pure Class-A line stage, the LS-2 features dual 6H30 tubes at its core. It delivers an expansive soundstage with remarkable spatial depth, precise imaging, and an engaging sense of realism that brings recordings to life.
With outstanding clarity, refinement, and natural tonal richness, the LS-2 captures the warmth and harmonic character that tube enthusiasts appreciate. Powerful dynamics, detailed resolution, and a smooth, musical presentation combine for a truly captivating listening experience.
Its elegantly modern chassis maintains the instantly recognizable styling associated with Audio Research components, blending timeless design with contemporary aesthetics.
A newly integrated touchscreen display provides convenient control over input naming, display brightness, color customization, and additional system settings. The interface also incorporates the signature font styling inspired by the brand’s renowned Reference GhostMeters® design language for a cohesive premium appearance.
Reviews
Architeg
“For those who treasure a rich, detailed listening journey, the Audio Research LS-2 preamplifier presents an irresistible choice. Its combination of sonic excellence, design sophistication, and surprising value makes it a worthy contender in any audiophile’s lineup.”
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Specifications
- Frequency Response: -0.3dB 10Hz, -0.3dB 40kHz at rated output (Balanced, 100k ohms load)
- THD+Noise: <0.03% at 2V RMS BAL Output, 10Hz–80kHz Unweighted
- Noise: -77dBV at Max Volume (99)
- Crosstalk: -76dB
- Gain:
- 12 dB Balanced Output
- 12 dB SE Output
- Input Impedance: 25K ohms BAL and SE
- Output Impedance: 10 ohms BAL, 2–5 ohms SE
- Output Polarity:
- Balanced: Inverting
- SE: Inverting
- Power Requirements: 120VAC 60Hz 35W Maximum
- Standby: 120VAC 60Hz 4.4W
- Tubes Required: 2 x 6H30
- Dimensions:
- Width: 19″ (48.26 cm)
- Height: 7″ (17.78 cm)
- Depth: 17.5″ (44.45 cm)
- Weight: 33 lbs (15 kg) Net, 48 lbs (21.8 kg) Shipping
Know more details about products
Inspired by the legendary LS2 line stage that earned global acclaim in 1992, the latest LS-2 brings exceptional audio performance and immersive musicality to a wider range of discerning listeners.
Designed as a pure tube, zero-feedback, pure Class-A line stage, the LS-2 features dual 6H30 tubes at its core. It delivers an expansive soundstage with remarkable spatial depth, precise imaging, and an engaging sense of realism that brings recordings to life.
With outstanding clarity, refinement, and natural tonal richness, the LS-2 captures the warmth and harmonic character that tube enthusiasts appreciate. Powerful dynamics, detailed resolution, and a smooth, musical presentation combine for a truly captivating listening experience.
Its elegantly modern chassis maintains the instantly recognizable styling associated with Audio Research components, blending timeless design with contemporary aesthetics.
A newly integrated touchscreen display provides convenient control over input naming, display brightness, color customization, and additional system settings. The interface also incorporates the signature font styling inspired by the brand’s renowned Reference GhostMeters® design language for a cohesive premium appearance.
Architeg
“For those who treasure a rich, detailed listening journey, the Audio Research LS-2 preamplifier presents an irresistible choice. Its combination of sonic excellence, design sophistication, and surprising value makes it a worthy contender in any audiophile’s lineup.”
- Frequency Response: -0.3dB 10Hz, -0.3dB 40kHz at rated output (Balanced, 100k ohms load)
- THD+Noise: <0.03% at 2V RMS BAL Output, 10Hz–80kHz Unweighted
- Noise: -77dBV at Max Volume (99)
- Crosstalk: -76dB
- Gain:
- 12 dB Balanced Output
- 12 dB SE Output
- Input Impedance: 25K ohms BAL and SE
- Output Impedance: 10 ohms BAL, 2–5 ohms SE
- Output Polarity:
- Balanced: Inverting
- SE: Inverting
- Power Requirements: 120VAC 60Hz 35W Maximum
- Standby: 120VAC 60Hz 4.4W
- Tubes Required: 2 x 6H30
- Dimensions:
- Width: 19″ (48.26 cm)
- Height: 7″ (17.78 cm)
- Depth: 17.5″ (44.45 cm)
- Weight: 33 lbs (15 kg) Net, 48 lbs (21.8 kg) Shipping












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