S-221

Specifications in detail

Overall Dimensions

Cover closed: 20 1/2" x 11" x 17"; Cover removed, with reels: 25 1/2" x 17" x 31"

Construction

Cast aluminum; Two-tone grey finish; Carrying handle; Detachable cover lid with built-in 8" speaker; Illuminated controls.

Reel Capacity

Accommodates up to 2000 ft reels. Top reel arm folds downward for storage.

Threading

Simple manual threading with pushbutton sprockets; Engraved diagrams illustrate the path for threading sound or silent film.

Lamp

110 V 750 or 1000 Watt projection lamp; 4 V 0.75 amp optical sound lamp. Modern replacement: DDB 120V/750W or DFT 120V/1000W projection bulb; BFX 4V/3W optical sound bulb.

Lens

Interchangeable lenses; Originally supplied with a Paillard-Bolex 50mm f/1.3 Hi-Fi lens. 35mm f/1.3 and 70mm f/1.6 lenses were also available.

Variable Speed

16 to 24 frames per second forward projection. Rapid motor rewind of threaded film.

Sound

Playback of optical or magnetic sound track; Records or erases magnetic track. Optical sound head: 50 to 7,000 Hz +/- 3 decibels. Magnetic sound head: 50 to 10,000 Hz +/- 3 decibels. 15 Watt, seven-tube amplifier; Separate controls for treble, bass and volume.

Other Features

Automatic frame counter; Two or three blade shutter switch; Built-in illuminated stroboscope for precise setting of 18 and 24fps; Height and level adjustments can be made on all four feet; A table lamp can be attached which switches off when the projector is running and relights again when stopped.

Supplied with

Bolex microphone, Bolex earphones, (1) 2000ft reel, (1) 50mm Hi-Fi projection lens and speaker cover.