Audio Research LS7 Pre Amp
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• Overview – Audio Research LS7 Pre Amp, released in 1996, is a tube line-stage preamplifier using Class A operation, designed for purist analog systems requiring transparency, musical flow, and classic Audio Research voicing.
• Circuit Design – Employs a minimalist single-ended tube topology with premium passive components, prioritizing low noise, wide bandwidth, and tonal accuracy while preserving harmonic richness and dynamic contrast.
• Sonic Performance – Audio Research LS7 Pre Amp delivers open midrange realism, expansive imaging, and natural transient decay, excelling with acoustic recordings and high-resolution analog sources.
• Specifications – Utilizes four 6922 dual-triode tubes, offers 12 dB gain, 600-ohm output impedance, five line-level inputs, tape loop, and a frequency response extending well beyond the audible band.
• Dimensions – Approximately 483 mm (W) × 140 mm (H) × 330 mm (D), featuring the classic Audio Research brushed aluminum faceplate and robust steel chassis construction.
• Weight – Approximately 8.6 kg, reflecting quality transformers, tube complement, and solid internal layout designed for longevity and stable thermal operation.
Additional information
| Condition | |
|---|---|
| Voltage | 220V – 240V |
Vendor Information
- Store Name: Kenny Audio
- Vendor: Kenny Audio
-
Address:
1 Coleman St, The Adelphi
#03-25
Singapore
Singapore
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