The LEXI Voice Encoder (AIX-1) is AI-Media’s next-generation hardware platform and the foundation of LEXI Voice. It delivers real-time captions and multilingual voice translations. Supporting 4K video, GPU-accelerated processing, and AI audio isolation, the LEXI Voice Encoder provides high performance, security, and reliable accessibility across demanding environments. With an updated user interface and caption and voice sync adjustment, it simplifies deployment and ongoing operation. Designed for multiple applications, the LEXI Voice Encoder brings top-of-the-line features to any environment.
Specifications
Inputs / Outputs
| Video I/O | Input: 2x micro-BNC (SDI) Output: 3x micro-BNC (SDI) |
| Audio I/O | Input: 1x mini XLR (3-pin balanced) |
| MB I/O | 6x USB-A 3.0 |
| LAN Ports | 4x RJ-45 ports, 10/100/1000/2500 Mbps (Intel I226V)
|
| Encoder GPIO | Input: 1x connector (8x inputs) Output: 1x connector (8x outputs) |
Video and Audio Formats and Standards
| SDI Interface Standards | HD-SDI (SMPTE 292M/HDTV) 3G-SDI (SMPTE 424/425M) 6G-SDI (SMPTE ST-2081) 12G-SDI (SMPTE ST-2082) |
| Video Formats Supported | 720p: 50, 60 1080i: 50, 60 1080PsF: 24, 25, 30 1080p: 24, 25, 30, 50, 60 2160p: 24, 25, 30, 50, 60 Color Sampling: 4:2:2 YCbCr (YUV) |
| Reclocking | Yes |
| Audio Formats | AES3 (Digital) or analog audio input |
Display and Switches
| Display | Blue 20x4 Character LCD (1 inch x 3 inches / 2.54 cm x 7.62 cm) |
| Switches | System power switch (front) Bypass video switch (front) |
Power
| Power Input | IEC 60320 C14 (Mains Inlet) |
| Power Supply | 115/230V AC 50/60Hz |
| Length of power cord | 3.3 feet / 1 meter |
| Power Consumption (US Average) | 240 W |
| Power Factor (US Average) | 0.97 |
Physical
| Chassis material | Steel |
| Height | 2 rack units (3.5 inches / 8.9 cm) |
| Width | 19 inches / 48.29 cm |
| Depth | 15 inches / 38.1 cm |
| Weight | 16.04 lbs / 7.28 kg |
System Hardware
| Motherboard | ASRock IMB-A1302 |
| CPU | AMD EPYC |
| RAM - Motherboard | 32 GB DDR5 |
| RAM – Encoder board | 16 GB (4 x 32 Gb DDR4) |
Product Features (Hardware)
| Multi-Rate SDI Support | Auto-detection of HD, 3G, 6G, and 12G-SDI signals |
| SDI Video Bypass | Supported for SDI video A and video B |
| Signal Conditioning | Integrated Adaptive Equalizer and Reclocker |
| Professional Digital Audio Input | Supports professional microphone connections with AES3 digital audio compatibility. Switchable between analog and digital modes via the integrated display menu. |