ZeeVee HDb2312-NA 12 Channel SD MPEG2 Digital Video Encoder/QAM Modulator Composite

Product Overview

The ZeeVee HDb2312-NA is a standalone 12-channel SD MPEG-2 QAM encoder/modulator designed for commercial AV distribution of analog composite video over coax infrastructure. Accepting twelve composite video inputs and twelve analog 3.5mm audio inputs, it encodes and modulates all 12 channels to digital QAM RF in a single rack-mount unit — making it an efficient ZeeVee HDbridge2000 HD encoder QAM modulator solution for facilities with large SD analog source inventories. It is deployed in hospitality, government, and institutional environments where legacy analog sources must be distributed as digital QAM channels over existing coax cable plants. The HDb2312-NA eliminates the need to replace analog source equipment by converting analog video directly to a digital headend output.

Product Description

The HDb2312-NA processes twelve independent composite video sources and their associated analog audio inputs, encoding each pair to SD MPEG-2 and modulating to QAM RF for distribution. All twelve channels are handled within a single standalone unit, simplifying rack layout and reducing the number of discrete devices required compared to per-channel or lower-density encoder solutions. This unit is well-suited to hospitality properties still operating analog cable or satellite equipment, government facilities with legacy analog AV infrastructure, or any commercial environment where a high number of analog SD channels must be maintained in a digital QAM headend. The standalone rack-mount design integrates directly with existing coax distribution amplifiers and cable plants without requiring an additional chassis or management system — all twelve channels are managed within the unit itself. MPEG-2 encoding ensures compatibility with the broadest range of QAM-capable televisions and set-top boxes found in institutional deployments. For sites that have already migrated primary sources to HD but retain a bank of legacy SD analog feeds, the HDb2312-NA provides a cost-effective 12-channel consolidation in a compact form factor.

Key Features

• 12-Channel Composite Input — Accepts twelve independent composite video sources with dedicated analog audio inputs per channel.
• SD MPEG-2 Encoding — Encodes all 12 channels to MPEG-2 SD for broad QAM receiver compatibility.
• QAM RF Output — Outputs 12 digital QAM channels for distribution over coax cable infrastructure.
• Standalone Rack-Mount Unit — Self-contained unit requires no external chassis, simplifying deployment and rack planning.
• 12 Analog Audio Inputs — Dedicated 3.5mm analog audio input per video channel for complete AV encoding.

Typical Applications

• Hospitality properties distributing legacy analog cable or satellite sources
• Government and institutional facilities with existing analog AV equipment
• Education campuses with large analog source inventories
• Mixed analog/digital headend deployments complementing HD encoder units

Technical Specifications

Competitor Comparison

Frequently Asked Questions

Can this unit accept HD sources?

No. The HDb2312-NA is designed for SD composite video inputs only. For HD HDMI or component sources, see the ZeeVee HDbridge2000 HD encoder variants.

Does the HDb2312-NA require an external chassis?

No. It is a fully standalone rack-mount unit that does not require the HDbridge3000 chassis.

What audio connector type does each channel use?

Each channel has a dedicated 3.5mm analog stereo audio input.