Kramer 676R 4K60 4:4:4 HDMI Fiber Receiver
The Kramer 676R is a professional-grade HDMI fiber receiver engineered for ultra-long-range 4K video signal extension in demanding AV installations. This 4K60 4:4:4 fiber receiver delivers pristine HDMI signals over multimode or single-mode fiber optic cables, making it ideal for broadcast facilities, corporate AV systems, digital signage networks, and large-scale venue installations where distance and signal integrity are critical. Whether you're extending video across a campus, stadium, or complex facility, the 676R ensures reliable, high-fidelity 4K HDMI transmission with integrated RS-232 control support.
Key Features
- Ultra-reach 4K60 4:4:4 HDMI fiber receiver for extended signal distribution
- Supports both multimode (MM) and single-mode (SM) fiber optic cables
- Deep-color and HDCP support for premium content protection
- Integrated RS-232 control channel over fiber for seamless device management
- Professional-grade construction for 24/7 mission-critical installations
- Compact form factor suitable for rack mounting and integration
Technical Specifications
| Specification |
Details |
| Manufacturer |
Kramer Electronics |
| Model |
676R |
| Part Number |
50-167690 |
| Video Resolution |
4K60 4:4:4 |
| Input Type |
Fiber Optic (MM/SM) |
| Output Type |
HDMI |
| Control Interface |
RS-232 over Fiber |
| Color Support |
Deep-Color, HDCP |
| Application |
Professional AV, Broadcast, Digital Signage |
Frequently Asked Questions
What is an HDMI fiber receiver and why do I need one?
An HDMI fiber receiver extends high-definition video signals over long distances using fiber optic cables. The Kramer 676R is essential for installations requiring 4K video transmission beyond standard HDMI cable limits, providing immunity to electromagnetic interference and supporting distances that traditional copper cables cannot achieve.
Can the 676R handle 4K60 4:4:4 color depth?
Yes, the Kramer 676R is specifically designed to support 4K60 4:4:4 color depth, ensuring full-bandwidth video transmission with complete color information. This makes it ideal for professional color-critical applications including broadcast, post-production, and premium digital signage.
Does this fiber receiver support both multimode and single-mode fiber?
The 676R supports both multimode (MM) and single-mode (SM) fiber configurations, providing flexibility for different installation requirements. Multimode fiber is suitable for shorter distances, while single-mode fiber enables ultra-long-reach transmission for large-scale facility deployments.
What control capabilities does the integrated RS-232 provide?
The integrated RS-232 control channel over fiber allows remote management and configuration of connected devices without requiring separate control cables, streamlining installation complexity in professional AV environments.
