1-4 HD/SD-SDI to ATSC Modulator & Streaming Solutions

1-4 HD/SD-SDI to ATSC Modulation and Streaming Solutions

Model Selection

Low Latency available 300/500/800ms delay via different modes

• 1x HD-SDI 1080p60
• 2x HD-SDI 1080p60
• 4x HD-SDI 1080p60

1. Advanced ATSC Modulation Solutions for Seamless Signal Integration

FMUSER’s professional-grade SDI ATSC modulators bridge the gap between HD/SD-SDI video sources and North American broadcast standards, delivering high-performance solutions for system integrators. Designed to address challenges in hybrid RF environments, these 8VSB-compatible encoder modulators enable seamless integration of localized programming into ATSC-compliant CATV or over-the-air lineups. With support for 1-4 HD/SD-SDI inputs, FMUSER’s CATV SDI modulators ensure broadcast-quality signal conversion, empowering users to combine custom content with existing QAM-256 or 8VSB channels without interference. Ideal for applications requiring simultaneous RF and IP streaming outputs, the multi-channel SDI modulator chassis features robust hardware for reliable 24/7 operation, while advanced streaming modulator capabilities future-proof systems for evolving distribution needs. Built for scalability, these ATSC encoder modulators cater to broadcasters and integrators seeking cost-effective, FCC-compliant solutions to expand channel lineups or enhance on-premise content delivery. Explore FMUSER’s end-to-end SDI-to-RF modulation ecosystem—engineered for precision, flexibility, and ease of deployment in mission-critical environments.

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2. Advanced ATSC 8VSB Modulation Solutions for North American Broadcast Systems

FMUSER’s professional-grade SDI ATSC modulators deliver robust 1-4 channel HD/SD-SDI to ATSC 8VSB conversion, engineered for seamless integration into North American broadcast infrastructures. Compliant with the Advanced Television Systems Committee (ATSC) standard, these encoder modulators leverage 8-level Vestigial Side Band (8VSB) modulation—a protocol optimized for over-the-air (OTA) transmission and long-distance coax distribution. Ideal for system integrators, FMUSER’s 8VSB-enabled streaming modulators support full PSIP (Program & System Information Protocol) customization, enabling precise configuration of service identifiers, PID mapping, and electronic program guides directly via the device interface. For compatibility with legacy STBs and CATV systems, optional Dolby AC-3 audio encoding ensures adherence to regional broadcast requirements. While ATSC’s 19 Mbps bandwidth capacity is lower than QAM or DVB-T counterparts, its resilience in extended RF environments makes it indispensable for hybrid setups combining off-air antenna signals with locally modulated channels. FMUSER’s CATV SDI modulators are tailored for broadcasters seeking future-proof, multi-channel solutions that balance high-definition SDI input flexibility with the reliability of ATSC’s RF framework. Explore scalable 4-channel SDI modulator configurations and streaming-ready outputs designed to streamline terrestrial and cable workflows—contact FMUSER to optimize your next-gen broadcast architecture.

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3. Advanced SDI to ATSC Modulation and Streaming Solutions

FMUSER’s multichannel encoder modulator chassis systems deliver versatile, broadcast-grade solutions for integrating HD/SD-SDI inputs into ATSC-compliant RF and IP streaming workflows. Designed for broadcast and professional AV applications, these SDI ATSC modulators leverage the reliability of uncompressed HD-SDI signals, transmitted via single-coax cables with standard BNC connectors, to simplify installations while bypassing HDMI’s complex HDCP limitations. Supporting configurations from 1 to 4 channels, FMUSER’s ATSC encoder modulator systems are engineered for flexibility, offering both standard and low-latency variants to meet diverse operational demands—whether for live broadcasting, CATV distribution, or OTT streaming. Compatible with CATV SDI modulators and scalable for 4-channel SDI modulator setups, the chassis ensures seamless conversion of SDI video to RF or IP streams, enabling robust signal distribution across terrestrial, cable, or IP networks. Ideal for system integrators seeking high-performance streaming modulators, this solution combines plug-and-play simplicity with broadcast-quality output, ensuring reliable signal integrity and compliance with ATSC standards. Explore FMUSER’s SDI broadcast encoder technology to optimize your AV infrastructure and streamline multi-channel content delivery.

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4. Advanced SDI ATSC Modulation Solutions with Ultra-Low Latency and Flexible Configuration Options

FMUSER’s SDI ATSC modulator systems deliver broadcast-quality video distribution over coaxial and IP networks, optimized for live events and latency-sensitive applications. Featuring an ultra-low latency encoding option (LL-series models), these solutions reduce end-to-end delay by over 90% compared to standard encoder-modulator systems, ensuring near real-time performance for scenarios like live sports, news, or interactive broadcasts where traditional 300–1200 ms delays are impractical. Engineered for versatility, the modular chassis supports hybrid configurations with multiple SDI, HDMI, or IP inputs, enabling seamless integration of ATSC encoder modulators, streaming modulators, and CATV SDI modulators in a single platform. Customizable multi-channel SDI modulator setups—including 4-channel SDI modulator configurations—allow system integrators to mix encoder cards for diverse video formats while maintaining compatibility with RF, QAM, or IP streaming outputs. For cable TV headends or broadcast facilities, FMUSER’s CATV SDI modulators ensure robust signal delivery across coaxial networks, while built-in streaming capabilities enable simultaneous OTT distribution. Professional-grade firmware supports dynamic bitrate adaptation, adaptive error correction, and H.264/HEVC encoding, balancing bandwidth efficiency with pristine video quality. FMUSER provides free technical consultation to design tailored solutions, ensuring optimal deployment of SDI broadcast encoder systems for broadcasters, stadiums, or enterprise networks. Explore enhanced flexibility, reduced operational latency, and future-ready scalability—contact FMUSER at 1-800-XXX-XXXX or visit [website] to request a customized quote for your next project.

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FMUSER SDI ATSC Modulator & Streaming Solution

Transform your broadcast workflow with FMUSER’s advanced 4-channel SDI modulator, designed to seamlessly convert SDI sources into ATSC-compliant RF signals and IPTV streams. This all-in-one encoder modulator integrates professional-grade encoding, multiplexing, and modulation to support terrestrial broadcasting and modern IPTV distribution. Ideal for system integrators, it combines flexibility, high performance, and intuitive management to simplify deployments while meeting North American broadcast standards.

1. High-Density SDI Input & Encoding

Maximize input versatility with support for up to 4 simultaneous SDI sources. FMUSER’s ATSC encoder modulator ensures compatibility with industry-standard resolutions and frame rates, delivering pristine video quality for broadcast and streaming applications.

• Multi-Source Flexibility: Accept 4x HD/3G-SDI inputs (up to 1080p60) for live feeds, cameras, or playback systems.
• Resolution Independence: Independently configure each encoder to handle 480i, 720p, 1080i, or 1080p60 inputs.
• Low-Latency Modes: Optimize workflows with selectable delays (300ms/500ms/800ms), ideal for live events or synchronized outputs.

2. ATSC Modulation & RF Distribution

Broadcast directly to terrestrial antennas with FMUSER’s CATV SDI modulators, engineered for ATSC compliance and multi-carrier output.

• Multi-Carrier Modulation: Generate up to 4 adjacent 8VSB RF carriers (19Mbps each), compatible with ATSC 1.0 standards.
• Robust Signal Output: Ensure reliable over-the-air transmission with high-power, interference-resistant RF outputs.
• DVB-ASI Integration: Mirror outputs via BNC terminals for seamless integration with existing broadcast infrastructure.

3. IPTV & Network Streaming

Expand your reach with dual-network streaming capabilities. FMUSER’s streaming modulator delivers content via multicast, unicast, or OTT-ready protocols.

• Multi-Protocol Support: Distribute streams using UDP, RTP, RTSP, or IGMP multicast for compatibility with CDNs and IPTV platforms.
• Dedicated Network Ports: Separate RF modulation and IP streaming traffic to optimize bandwidth and security.
• High-Bitrate Handling: Encode and multiplex MPTS/SPTS ASI inputs up to 120Mbps for broadcast-grade IP delivery.

4. Centralized Management & Control

Simplify system oversight with FMUSER’s browser-based network management interface, designed for remote configuration and monitoring.

• Browser-Based NMS: Adjust encoder settings, modulate carriers, or monitor status via an intuitive web GUI.
• Cherry-Pick Multiplexing: Customize ASI outputs by selecting and remixing channels from incoming transport streams.
• Firmware Updates: Maintain peak performance with over-the-air updates and backward-compatible software.

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Specifications

Why Choose FMUSER’s ATSC Encoder Modulator?

• End-to-End Workflow: Combine encoding, multiplexing, and modulation in a single 1RU device, reducing rack space and complexity.
• Future-Ready Design: Supports emerging IPTV trends while maintaining backward compatibility with legacy RF systems.
• Scalable Deployment: Ideal for broadcasters, stadiums, or houses of worship needing multi-channel RF and IP distribution.

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