User manual BOLEX S-221 BROCHURE

[. . . ] It is supplied with a 50 foot extension cord, has a 6 watt power-output, and is 8 inches in diameter. The speaker SOUND HEADS Optical sound head has standard 4 V, 0. 75 amp. exciter lamp fed by a 40, 000 cycle high frequency current, eliminating all noise. [. . . ] At any projector speed, with the screen at any distance, pictures are bright, sharp, and flicker free. 4 CONVENIENT TO USE 3 Streamlined and compact, the Bolex S-221 sets up easily in seconds. The loudspeaker in the cover can be quickly detached for location in another area of the room, and the projector height adjusts instantly at the turn of large, convenient leg controls. A table lamp can be connected to the machine for automatic on-off operation. Film is threaded in seconds through automatically closing sprocket guides. The lens holder swings out a full 1800 to eliminate fumbling the film onto the claw mechanism. The film automatically moves into position on the claw as the lens holder is returned to projecting position. Tension on the film placed in the sound head is adjusted automatically. To simplify operation even more, all projector controls are grouped in a panel on one side. Even in the dark, foolproof projection is guaranteed because the control panel, stroboscope, and watt meter are illuminated. lubrication system makes maintenance easy and FILMS SAFEGUARDED film has surface, Every part of the Bolex S-221 that will touch your been specially engineered to protect its perforations, and sound track. Tension on the film remains constant from the beginning to the end of the reel, in forward or reverse run in re-wind and regardless of how full the take-up reel may be. guide rollers touch neither the frame nor The film gate and pressure pad are highly polished and precisely positioned. The claw ~ forotions: of tearing. mechanism is precision designed to protect the perEven urn films can be projected without da~ger' with extreme accuracy stainless extreme The magnetic sound heads are aligned and cannot damage the picture. 5 DURABLE CONSTRUCTION The optical sound drum is made from anti-magnetic, steel, polished to a high finish, and machined with accuracy. Separate film paths for optical and magnetic sound so the optical track cannot be damaged by the magnetic heads. Everyone of the thousands of parts that comprise the Bolex S-221 is precision machined and carefully tested before final assembly. As with all Bolex movie equipment, it takes many months of painstaking work to complete a projector. Only the finest raw materials are used, and they are chosen after careful consideration of the particular function which the finished part will perform. [. . . ] Codes: 800 ft reel: DOSlE; same reel with can: DURHO; 2000 ft reel: BOSON; same reel with carton: BOBSI. Earphone (for monitoring recording) Impedance: 50 ohms at 1, 000 cycles - Double channel - 5 ft cable and jack. [. . . ]