LEXI Text Encoder (UHD592) is AI-Media’s next-generation upgrade to the flagship Encoder Pro (HD492), which broadcasters worldwide trust for its proven reliability and performance. The LEXI Text Encoder delivers real-time captions with unmatched precision and security for your professional broadcast workflows. With 4K-ready video handling, a modernized user interface, and a lightweight form factor, it combines enhanced speed, reliability, and security to meet evolving production standards. Engineered for professional, live environments, the LEXI Text Encoder builds on the legacy of AI-Media’s encoders and carries your broadcasts into the future.
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 | 2x USB-A 2.0 2x USB-A 3.0 |
| LAN Ports | 2x RJ-45 ports, 10/100/1000BASE-T |
| 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 7.6 cm) |
| Switches | System power switch (front) Bypass video switch (front) |
Power
| Power Input | IEC 60320 C14 (Mains Inlet) 12-28V DC-In Jack (screw type) |
| Power Supply | 115/230V AC 50/60Hz |
| Length of power cord | 3.3 feet / 1 meter |
| Power Consumption (US Average) | 80 W |
| Power Factor (US Average) | 0.97 |
Physical
| Chassis material | Aluminum (5052-H32) |
| Height | 1 rack unit (1.75 inches / 4.5 cm) |
| Width | 19 inches / 48.25 cm |
| Depth | 10 inches / 25.4 cm |
| Weight | 6.5 lbs / 3 kg |
System Hardware
| Motherboard | ASRock IMB-A1003 |
| CPU | AMD EPYC |
| RAM - Motherboard | 32 GB DDR5 |
| RAM – Encoder board | 8 GB (4 x 16 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. |