4EHD11-2 is a product from a professional DVB system producer. It is a single channel H.264/AVC HD encoder with various analog/digital video input interfaces and digital audio input interfaces. It is suitable for the current mainstream DMB-T international standard modulator networking.
The 4EHD11-2 is a single‑channel H.264/AVC HD encoder designed for professional DVB systems. It supports a variety of video and audio inputs and offers network management and firmware upgrade capabilities.
Key features include multiple video interfaces (CVBS, S‑Video, SDI, HDMI, YPbPr), analog and digital audio inputs, ASI output, Ethernet connectivity, and configurable coding rates with CBR/VBR options. The device can be controlled via LCD/buttons, network commands, or software upgrades.
| Video Input (Analog CVBS) | 1 channel BNC |
|---|---|
| Video Input (S‑Video) | 1 channel BNC |
| Video Input (SDI) | 1 channel BNC |
| Video Input (HDMI) | 1 channel |
| Video Input (YPbPr) | 1 channel BNC |
| Audio Input (Analog Stereo) | 2 channels (XLR balanced, RCA unbalanced) |
| Audio Input (AES/EBU) | 1 channel |
| Audio Input (SDI Embedded) | 1 channel |
| Data Stream Output | 2 channels ASI (BNC) |
| Ethernet Interface | 10/100Base‑T |
| Video Coding Standard | H.264/AVC High Profile Level 4.0 |
| Coding Rate | 0.8 Mbps ~ 20 Mbps |
| Audio Coding | MPEG‑1 Audio Layer 2 |
| Sampling Frequency | 48 kHz |
| Sampling Precision | 24‑bit |
It uses the H.264/AVC High Profile Level 4.0 codec.