The SymetrixAudio 88192 A/D D/A Converter User Guide provides safety, setup, and operation instructions for the 8‑channel audio converter.
The guide begins with safety warnings and an introduction to the 88192 A/D D/A Converter, describing its eight analog inputs and outputs, digital I/O options, and clock synchronization features. It also lists mechanical dimensions, power requirements, and environmental limits.
Subsequent sections cover the front‑panel controls, rear‑panel connections, hardware wiring, and a step‑by‑step basic setup, including menu navigation, routing, gain adjustment, and sample‑rate selection. The manual finishes with troubleshooting tips and instructions for restoring factory defaults.
| Nominal Input Level (Analog) | +4 dBu line level (software adjustable gain) with 20 dB headroom |
|---|---|
| Nominal Input Level (Digital) | -20 dBFS |
| Maximum Input Level (Analog) | +24 dBu |
| Input Impedance (Analog) | 20 kΩ balanced |
| Input Impedance (Digital) | 110 Ω AES |
| Common‑Mode Rejection Ratio | > 40 dB |
| Dynamic Range (Analog) | > 115 dB (20 Hz‑20 kHz, A‑weighted) |
| Dynamic Range (Digital) | > 144 dB (SRC off) |
| Frequency Response | 20 Hz‑40 kHz @ >88 kHz sample rates |
| THD + Noise (A/D) | < -105 dBA @ 1 kHz, -1 dBFS |
| Dimensions (2U rack) | 48.26 cm × 27.94 cm × 8.81 cm |
| Weight | 7.71 kg (17 lb) |
| Supported Sample Rates | 44.1, 48, 88.2, 96, 176.4, 192 kHz |
| Sample Sync Range | 30‑200 kHz ± 100 ppm |
| Analog Output Level (Nominal) | +4 dBu or -10 dBV (software selectable) |
It uses a switching power supply that accepts 100‑240 VAC, 50‑60 Hz.
The unit provides eight balanced XLR analog inputs.