FOCUSRITE ISA One Analogue — Microphone
FOCUSRITE ISA One Analogue — Microphone
Fit and constraints
Intended use
Constraints
To use it
Questions
Which connections, drivers, operating systems, and sample rates are supported by this exact revision?
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What cables, mounts, power supplies, or licenses are included?
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Is the current retailer listing new stock, demo stock, open box, or special order?
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Description
The Focusrite ISA One is an analog microphone preamp based on the classic ISA110 topology, featuring a Lundahl L1538 transformer and switchable input impedance across four settings. It includes a dedicated D.I. channel with active/passive impedance switching, insert point, phantom power, phase reverse, and a 75Hz high-pass filter. Metering comprises a moving coil VU meter with variable calibration and dual six-LED peak meters for both channels.
Seller notes: FOCUSRITE ISA One Analogue — Microphone. Focusrite ISA One.