The Focusrite Scarlett OctoPre is a professional 8-channel microphone preamplifier and ADAT expander, designed to add high-quality mic, line, or instrument inputs to your existing audio interface or recording system. It features the latest Scarlett mic preamp design, pristine 24-bit/192 kHz conversion, and extensive connectivity — making it the perfect way to expand your studio setup.
Key Features
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8 Scarlett Mic Preamps – Transparent, low-noise preamps with up to 50 dB gain, providing clean and detailed sound capture.
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High-Quality A-D Conversion – 24-bit / 192 kHz converters ensure crystal-clear, accurate digital audio transfer.
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ADAT Optical Output – Expands your existing interface with 8 additional input channels over a single optical cable.
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Dual Combo XLR/TRS Inputs – Record microphones, instruments, or line-level sources with ease.
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Pad Controls – Each channel includes an 8 dB pad to accommodate louder sources like drums or guitar amps.
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Front-Panel LEDs – Clear input metering for every channel.
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48V Phantom Power – Individually switchable for condenser microphones.
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Word Clock I/O – BNC connectors for sync integration with external digital systems.
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Solid Build Quality – Rugged 1U metal chassis, ideal for studios or mobile racks.
Technical Specifications
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Inputs: 8 × XLR/TRS combo (Mic/Line/Instrument)
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Outputs: 1 × ADAT optical (8 channels), 1 × Word Clock BNC out
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Mic Gain Range: 0–50 dB
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Dynamic Range (A/D): 109 dB (A-weighted)
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Frequency Response: 20 Hz – 20 kHz ±0.1 dB
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THD+N: < 0.002%
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Phantom Power: +48 V (per channel pair)
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Bit Depth / Sample Rate: 24-bit / 44.1–192 kHz
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Power Supply: Internal (100–240 V AC, auto-switching)


















