Step‑by‑step installation and configuration guide for the Focusrite ISA ADN2/8 Card used in ISA One, ISA 428 MkII and ISA 828 MkII units.
The ISA ADN2/8 Card adds Dante networking and AD/DA conversion to Focusrite ISA microphone preamplifiers. It is compatible with ISA One, ISA 428 MkII and ISA 828 MkII models.
This guide covers safety warnings, removal of the top cover, mechanical mounting of the card, ribbon‑cable connection, initial power‑up, and configuration using the RedNet Control software, including firmware updates and clock settings. Technical specifications of the card are listed in the performance section.
| Supported sample rates | 44.1–192 kHz (24‑bit) |
|---|---|
| AES3 channel count (ADN2) | 2 channels |
| AES3 channel count (ADN8) | 8 channels |
| XLR output (ADN2) | 1 x XLR‑3 (balanced) |
| Dynamic range | 121 dB (A‑weighted) |
| Frequency response | 20 Hz – 20 kHz ±0.1 dB |
| THD+N | -105 dB (0.0006 %) |
Focusrite offers a three‑year limited warranty covering manufacturing defects, with free repair or replacement if a defect is reported within that period.