Grace Design m108
8-channel mic preamplifier with integrated ADC
Preamp$3,966Manufacturer list price
Specifications
- Type
- Preamp
- Description
- 8-channel mic preamplifier with integrated ADC
- Topology
- transformerless, transimpedance (current feedback) mic preamp
- Signal path
- Analog (recallable / digitally controlled)
- Channels
- 8
- Channel format
- 8ch analog preamp + 8ch ADC
- Form factor
- rack
- Rack units
- 1U
- Connection
- AES3, ADAT, USB2, optional Dante/Digilink/Ravenna-AES67-ST2110
- Sample rate (kHz)
- up to 192
- Bit depth
- 24
- Sensitivity
- +24dBu or +18dBu at analog output for 0dBFS (jumper-selectable)
- Country of manufacture
- USA
- Phantom power
- 48V
Details
Controls: push-button rotary encoder, dedicated buttons for 48V phantom/phase reverse/channel grouping/meter peak clear, OLED display, web browser interface, Windows/Mac control app (up to 96ch via Ethernet)
I/O: 8 balanced analog preamp outputs; ch1/2 Hi-Z front-panel inputs; external word clock in/out; RJ45 Ethernet; RS-485/422 serial/MIDI; reference DAC + headphone amp; digital out via AES3, ADAT (4ch SMUX), USB Class 2; optional Dante/Digilink/Ravenna(AES67/ST2110) expansion slot
Notable use: Used on Sony scoring stage (Marvel's Morbius), per Grace Design marketing copy
Notes: Price $3966 base per Sweetwater (July 2026); pre-installed Digilink card version $4332, Dante card version $4760. Gain -6 to 69dB. ADC built around AKM AK5578 8-channel chip + AK4101 AES3 formatter; ADC dynamic range >120dB A-weighted. Classified as Preamp per field guidance (mic pre primary function) despite integrated ADC/digital I/O -- flagged as multi-function per golden rule 2.