Educational screen & audio-visual guide (c1956-1971])

MM Projcet.'on Cptics Compcny, Inc., 330 Lyall Avenu3, Rochester, New >ork. Booth N88-89. New ond improved TRANSPAQUE MARK II Cpcque ond Ovcrhecd Projectors. 1 6nnm Ancmcrphic Lerses. Speed f/3 16%" diam.l Will accept 10"xlO" tronsporency or ll"xli" oooque for projection. Ropidy int.:rchan:;ccblo from cnc to the other. Pyramid Enterprises, 3815 Trimble Rood, Nrshvillc, Tcr.n. The Reflectogroph Tape Recorder hos three motors, two to three recording heads, interlocked m'cro-switch controls, precison-made mechcni;m reducing wow end flutter content, continuously vcricblc speed central from 3.75 to 8.5 inches per second while operating cr stat'onery, permitting recording or playback where sup:;ly voltage is below normal. Employs flywheel drive. Inching ccntrol. Complete electrical interlock all controls. Servc-ooerated brakes. This unit is pcrtculoriy useful for prcfessloncl recordist and those specializing in the scientific investigation of sound phenomena. Radiant Lamp Corp., 300 Jeliff Ave., Newark 8, N. J. Booth N76. Radiant Projection and Exciter Lamps include the new 500-watt T1 0 single contact projection lamp, code EDK, which is used in the Viewlex "Powermatic" projector, Mansfield "Holiday" projector, and the letter's "HiFi" and "500" models. Also the new 300-watt TIO single contact projection lamp, code CYC, which is used in the new Eastman Kodok "300" projector. Rcdiant Manufacturing Corp., 2627 W. Roosevelt Rd., Chicago 8, 111. Among Radiant's several important innovations is a novel "Du-AII" classroom screen which features a fine aluminized projection screen on one side and o flonnel-boord on the other. It is possible to switch instantly from one surface to the other, thereby combining projected and nonprojected olds with maximum teaching results. leview Highly reflective DU-ALL screen surface provides bright, sharply detailed slide or film projection in semi-darkened rooms, permitting note-taking by the students while Dr. Rakove maintains normal supervision. Smith System, 212 Ontario St., SE, Minneapolis 14, Minn. Booth No. C-19. Portable Shado-Screen. A unit especially adaptable to classrooms with flexible seating arrangements. Screen size 48x48-inches. Shadow frame telescopes to 4-feet high x 6-feet wide x 3-feet deep. Light-proof canvas is durable, fast-color. Shipped knockdown, the unit weighs 90 lbs. Assembled height 70inches, width at casters 24-inches, Icnrth 50-inches. Sturdy tubular steel frame mounted on four 3 -Inch casters, two with side brakes. Reverse side of screen furnshed in either cork or cholk board. Also showing safe-lock combination portable cabinet and projectlo.n table end mobile 3-in-l all-steel cobinet for tapes, strips, slides, and films. Cocic^y for French American Cultural Services c.id Educational Aid, 972 Ffth Ave.', New York 21, N. Y. A new catalog of audio-visual o'ds, listing subjects dealing with art end architecture, crafts, entertainment, geography, history and present-dcy ccndlticns, French lancuoge and literature, ceople of Frcnce, end science ere available. Materials include motion pictures, kcdcchrcme transparencies and sound topis, bulletin board exhibits, filmstrlps, ond other items. Society for Vi:i:c! Edvc:it:rn Inc., 1345 DIvcrsev Parkway, Chicoao 14. Booths R-114, 115, IIS. Filmstrlp-Projector PIcn availcb!c throrgh SVE cu^horlzed c'calers. With each $200 order frr SVE filmstrlps or sllc'esets, you receive a $64.50 School Master "300" Projector free. When the order for filmstrips exceeds $300, an $84.50 School Master "500" is included. S.O.S. Cinema Supply Corp., 602 W. 52 St., New York 19. Tel-Animastand, Tel-Anima?rint Hot Press Titling Mochine, and Sosolvex Film C.'acitcr. I he Anim-istcnd is n recently priced, self-centoincd cnimatlcn stand for TV stations, producers, cr.d educational institutions. Optical effects such rs cars, cngler, rooms, or quick closeups are accomplished quckly c.-.d accurately. The Hot-Press titler produces titcs. crcwis, flip ccrds, end other titling effects utilizing ordinary prrtcrs' type ord colored foil. Does cwcy with in^s crd work is ready to use immediately. Sesclvcx clecrer is safe, cnM-stolic, end contains no carbon tetrachloride. Spindler ond Saappc, 2201 Ce\Grly Blvd., Los Angeles 57, Calif. Booth M-70. Added to a lor-.g list ef cngneering contributions from this pioneer fVm, is a new "Dual .'^electroslide" projector occommodoting 96 slides (2x21. Another model is just about completed to accommodate 100 slides (2'/4x2'/4) for either manual or remote control. A new ospheric condensing system materially increases the brilliance of the projected image even to the for corners of the screen. High speed lenses (f 2.5 and f 2.) are available. Standard Projector tr Equipment Co. Inc., 7106 Touhy Ave., Chicago 31, III. Booth F37-38. New Model 200 Filmstrip Viewer with increased picture magnification and new Desk-type Automatic Viewer for 2x2 slides. Also exhibited will be a complete line of seven models of filmstrip and ,sl de projectors, ranging from 150 to 1000 watt, and screens. Radio-Mot Slide Co., Inc., 222 Oakridge Blvd., Daytona Beach, Flo. For forty years the Radio-Mat slide hos been a humble but very efficient servant for projecting announcements and information on the screen Units may be quickly inserted in the typewriter and then easily mounted between slide covers for immediate projection. Gaining popularity in the military, education, medical, and religious fields. Make it yourself! Rapid Film Technique, Inc., 3702 27th St., Long Island City 1, N. Y. "Ropidweld" scratch removal process salvages valuable negatives and prolongs life of prints. Roven Electronic Manufacturing Co., Radionic Division, 3215 W. North Ave., Chicago 47, III. Ultrasonic portable, battery-powered, P. A. system and paging unit has 1 2-watt output I'sng trumpet-type aluminum speaker with a voice ranre of o quarter of a mile. Intended for athletic field use, coaching, fairs, and other out-door functions. The operctor corries the unit on a strop over one shoulder, leav rg hs hands free to handle the microphone. Shuie Brothers Inc., 222 Hortrey Ave., Evonston, III. New m'croohones and studio pickup unit ore omong the latest offerings of this company. The model 430 is a multipurpose, moderately priced microphone with built-in onoff switch. The Model 333 Unitron is a multi-impedance, uni-directionol ribbon mike. Desk-type Automatic Viewer with increased picture magnification