User guide for the Focusrite Clarett+ OctoPre 8‑channel mic preamp with ADAT connectivity.
The Focusrite Clarett+ OctoPre is an 8‑channel studio‑grade microphone preamplifier that provides both analog and digital (ADAT) outputs. It offers low‑noise, low‑distortion performance, AIR mode for enhanced mid‑range clarity, and flexible routing options.
This manual covers hardware description, front‑ and rear‑panel functions, setup steps, registration, digital sync options, and detailed technical specifications to help users get the most out of the device.
| Supported sample rates | 44.1, 48, 88.2, 96, 176.4, 192 kHz |
|---|---|
| Mic input frequency response | 20 Hz – 20 kHz, +/- 0.03 dB (±0.15 dB up to 35 kHz) |
| Mic input maximum level | +18 dBu |
| Line input frequency response | 20 Hz – 20 kHz, +/- 0.05 dB (±0.15 dB up to 35 kHz) |
| Line and monitor output frequency response | 20 Hz – 20 kHz, +/- 0.02 dB |
It supports 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz and 192 kHz.