General Instrument CLI Magnitude MPEG Encoder 410111-01 100-240V NTSC PAL

General Instrument CLI Magnitude MPEG Encoder 410111-01 100-240V NTSC PAL

The General Instrument CLI Magnitude Compression Systems MPEG Encoder, part number 410111-01, is a large rackmount multi-card chassis designed for professional broadcast video encoding. Built by General Instrument's CLI (Compression Labs Inc.) division under the Magnitude Compression Systems brand, this system accepts analog composite, PAL, NTSC, and Serial D1 video inputs and encodes them to MPEG-2 for distribution over cable television headend, satellite uplink, or DVB broadcast infrastructure. The chassis houses multiple encoder and video compressor cards with a dedicated internal power supply. The rating plate confirms manufacture date of September 1997 and UL listing.

Specifications & What's Included

• Manufacturer: General Instrument — Magnitude Compression Systems, Inc.
• Division / Brand: CLI (General Instrument)
• Assembly / Part Number: 410111-01
• Serial Number: 2274
• Manufacture Date: September 1997
• Power Requirements: AC 100/240V, 12-6 Amps, 50-60 Hz
• Wiring: Unit is wired for 120VAC only (per warning label)
• Certifications: UL Listed (File 95AT)
• Compliance: DVB (Digital Video Broadcasting) — per chassis label
• Country of Manufacture: United States
• Form Factor: Large rackmount card-cage chassis
• Installed Card — Video Compressor module: front panel with status LEDs (Analog, PAL, Normal, Composite, Serial D1, Line Lock, Field Lock, Field Filter Alarm, Power On, On-Line, Backup, Transmit)
• Installed Card — CLI Video Encoder M1: P/N 410444-01, Rev A (readable from PCB label)
• Channel 2 module: front panel with Abort/Reset controls, dual DB25 Monitor connectors, DB9 Test connector
• Side panel controls: CIB toggle switch, Address switch, green Power On LED
• Multi-rail power indicators: +V, +15V, -15V, -5.2V LEDs visible on side panel
• Rear: backplane PCB with BNC video output connectors, DB-style connectors, and multi-cable power harness
• Internal power supply unit with multi-lead harness (red and white cables visible)
• Additional card module with BUS SELECTOR and APPLICATION BUS DB25 connectors visible

Applications

The General Instrument Magnitude Compression Systems platform was a widely deployed MPEG-2 video encoding solution used by cable television operators and satellite broadcasters in the mid-to-late 1990s. Systems like this were installed in cable headend facilities to compress analog video channels into MPEG-2 digital streams for distribution over hybrid fiber-coax (HFC) cable plant or satellite uplinks, forming a core part of the digital cable transition that began in the mid-1990s. The Magnitude platform supported both NTSC and PAL input standards, making it suitable for North American and international broadcast environments. General Instrument's CLI division was a pioneer in digital video compression, and equipment from this era is sought by broadcast engineers maintaining legacy headend infrastructure, system integrators working on historical broadcast systems, and collectors of early digital broadcast technology. The DVB compliance label indicates this chassis was also certified for European digital broadcast standards.