The Gefei MIO-Demux-HDSDI manual describes a compact HD serial digital video demux that outputs digital video and stereo analog audio.
The MIO-Demux-HDSDI is a small HD serial digital video demultiplexer that converts embedded HD serial video into separate digital video streams and dual‑channel analog audio. It is intended for broadcast, TV post‑production, studios and transmission rooms.
Key features include a Mini‑BOX platform, 20‑bit internal processing, LED status indicators for video input and power, and standard 3‑pin balanced audio connectors. The unit provides one HD‑SDI input, three HD‑SDI outputs (one loopable), and two analog audio outputs, with support for multiple HD video formats. This manual is written in Chinese.
| Video input interface | 1× HDSDI, BNC |
|---|---|
| Supported video format | SMPTE 292M, 1.5 Gbit/s |
| Video output interfaces | 3× HDSDI (one LOOP), BNC |
| Video jitter | <0.2 UI |
| Video eye diagram level | 800 mV ± 5 % |
| Audio output interface | 2× 3‑pin balanced |
| Audio output impedance | 600 Ω |
| Maximum audio level | +24 dBu |
| Power supply | 11‑13 VDC, 1.5 A |
| Dimensions | 124.5 mm × 116.7 mm × 30 mm |
It supports the SMPTE 292M format at 1.5 Gbit/s.
LED indicators show the video input status and the power status.
The unit provides two standard 3‑pin balanced audio outputs with 600 Ω impedance.
It operates from 11‑13 VDC at up to 1.5 A.