The Focusrite ISA C8X USB Audio Interface brings the legendary ISA preamp sound into a modern, high-channel-count recording solution, combining classic transformer-based tone with powerful digital control and studio-wide connectivity.
Designed to serve as the centerpiece of professional recording setups, the ISA C8X delivers pristine audio quality, flexible routing, and full remote control - making it an ideal choice for engineers who demand both sonic excellence and workflow efficiency. At the heart of the ISA C8X are eight microphone preamps, including two classic ISA transformer-based designs built around Lundahl LL1538 input transformers. These deliver the signature warmth, depth, and musicality that have made ISA preamps a studio staple for decades. Alongside them are six ultra-low-noise Focusrite preamps, offering clean, detailed gain with added analog Air modes and variable drive for tonal shaping. With up to 79 dB of gain on the ISA channels and full remote control via Focusrite Control 2 software, the C8X provides both precision and flexibility for any recording scenario. Beyond its preamps, the ISA C8X is built to handle complete studio workflows. With 26 inputs and 28 outputs of analog and digital I/O, including ADAT, S/PDIF, MIDI, and Word Clock, it easily integrates with outboard gear and expandable systems. Flagship 24-bit/192 kHz AD/DA conversion - borrowed from Focusrite’s RedNet range - ensures exceptional clarity with up to 125 dB of dynamic range. Additional features like Auto Gain, balanced inserts, multiple monitor outputs, and dual high-power headphone amps make it equally capable for tracking, mixing, and immersive audio production. In real-world use, the ISA C8X excels as a complete studio hub. Whether you're tracking full bands, running hybrid analog setups, or managing immersive monitoring systems, it provides the control, sound quality, and expandability needed for modern production environments. With remote operation via desktop or mobile, it also adapts seamlessly to complex studio layouts and workflows.
Focusrite ISA C8X USB Audio Interface Features
- 26-in / 28-out USB-C audio interface for full studio integration
- Two ISA transformer-based mic preamps with Lundahl transformers
- Six ultra-low-noise mic preamps with Air mode and variable drive
- Up to 79 dB of gain on ISA channels for demanding microphones
- Remote control via Focusrite Control 2 desktop and mobile app
- Auto Gain function for fast, accurate level setting
- 24-bit / 192 kHz AD/DA conversion with up to 125 dB dynamic range
- Two front-panel instrument inputs with selectable impedance
- Eight fixed-gain line inputs for outboard gear integration
- 12 balanced line outputs supporting up to immersive formats
- Dual high-headroom headphone outputs with independent control
- ADAT, S/PDIF, MIDI, and Word Clock connectivity for expansion
- Rackmount 2U design for professional studio installation
Focusrite ISA C8X USB Audio Interface Includes
- Focusrite ISA C8X USB Audio Interface
- Power Cable
- USB-C to USB-C Cable
- Rubber Feet
- Manufacturer Warranty
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