Data Recorder Group VDR-MII 8mm Film Camera Reel 100-400 fps Computer Equipment

Data Recorder Group VDR-MII 8mm Film Camera Reel 100-400 fps Computer Equipment Corp

The Data Recorder Group VDR-MII is a high-speed 8mm film transport reel mechanism manufactured by Computer Equipment Corp, Vought Division, out of Costa Mesa, California. It is designed to advance 8mm film at selectable frame rates ranging from 100 to 400 fps, making it a component of high-speed data recording and scientific film capture systems. The speed is set via a rotary selector on the front panel, with marked positions at 100, 200, 300, and 400 fps.

Specifications & What's Included

• Manufacturer: Computer Equipment Corp, Vought Division — Data Recorder Group
• Model: VDR-MII
• Film Format: 8mm
• Frame Rate: Selectable — 100, 200, 300, or 400 fps
• Speed Selector: Front-mounted rotary dial with red indicator pointer
• Reel Assembly: Large circular black disc with three-arm spider hub and red-striped film retaining clips
• Film Transport Block: Side-mounted precision block with small transport roller and mounting holes
• Construction: Black anodized aluminum housing and reel disc
• Origin: Costa Mesa, California, USA
• Includes: Reel mechanism assembly as pictured — no additional accessories observed

Applications

The VDR-MII is a film transport reel designed for use in high-speed data recording systems of the type developed in the 1960s and 1970s for military, aerospace, and scientific applications. Computer Equipment Corp's Vought Division produced data recording equipment for use in flight test, missile telemetry, and instrumentation programs, and this type of reel mechanism would have served as a component in a larger film-based data recorder where high frame rates were needed to capture rapidly changing data traces or events. High-speed film data recorders of this era recorded instrument outputs — oscillograph traces, galvanometer deflections, or optical data — onto continuous 8mm film, allowing engineers to play back and analyze fast transient events that electronic recording of the time could not easily store. This type of equipment was common in aerospace ground test and airborne instrumentation systems from the 1960s through the 1980s, before digital recording displaced film-based methods. Today, units like this are of interest to aerospace history collectors, scientific instrument restorers, and organizations maintaining legacy test equipment.