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

Product Review Stromberg-Corlson Co., 1706 University Ave., Rochester, N. Y. Red telephone emergency alornn has been added to the intercom system available for school use. Instontcneous I connection is made with every loudspeaker in the school. If o separate key is pushed, a siren sounds for additional attention-getting response. The emergency featfre works within seconds even if the entire system hcs been turned off for some time. Strong Electric Corp., 87 City Park Ave, Tclec'o 1, Ohio. Booth G-40. Slide Projector and SpotI ght. The Strong Universal Slide Projector, a powerful arc slide projector designed primarily for the projection of standard 3 'A x4 slides will be shown. This equipment d3livers approximately 7500 lumens to the screen. Also to be shown is I the Strong Trouperette Incandescent Spotlight which employs a unique optical system to r3ali2e h'gS intensities, particularly in the smaller spot size range. It is particularly adopted for use in small theatre groups, in schools, and for convention purposes. „,,-,. -,, ,,, Tolk-A-Phone Co., 1512 S. Pulaski Rocd, Chicago 32, III., offers 0 new model wireless 2-station system to its ex I tensive line of coble-connected intercoms. Demand for answer-bock facilities in connection with close-circuit TV teaching confronts AV specialists with new problems and new opportunities for service. Another line for the livewire AV dealer to know — and sell. Intercom installotions in dealer's own business save time, labor, money. ■Technical Service, Inc., 30865 Five Mile Road, Livonia, Mich. I Booths M-71, 72. An extensive line of projectors using the noted DeVrylite mechanism, includes the "TSI Devrylite" o compact, single-cose, lightweight projector providing unsurpassed sound and picture for classroom or auditorium. The "TSI Duolite" offers a combination in o single machine of conventional front projection or TVsize built-in screen. The "TSI Model D" provides for continuous showing without re-winding or re-threading. ■ The "TSI Moviemotic" is a repetitive type with built-in folding screen, particularly useful for salesmen and for repetitive "point of sole" demonstration. Television Equipment Co., 161 E. Grand, Chicago 11, III. Booths i-47, 48, 49. Exhibiting Colortron lighting equip Iment for color photography, Auricon motion picture cameras for 16mm sound, Arriflex motion picture cameras in 16mm, Moviola editing equipment, motion picture and filmstr'ip splicers, closed circuit TV equipment, tape recorders J G. McAlister studio lighting equipment. United World Filr«s, Inc., 1445 Pork Ave., New York 29, N.Y. Booth S-125, 126. A new series of social studies motion I pictures entitled "The Way We Live" series, presents the basic human activities in which mon engages to supply o need or fulfill a desire. Photography by Louis de Rochemont Associates, editorial collaboration of C. F. Kohn, Northwestern, and W. A. Wittich, University of Wisconsin. The new films fxolore the lives of people, particuIlorly emphcsizng children, in horizontal studies of geographical areas orcurd tiie world with varying climatic, economic, ond cultural ccrditions. The first group available "Family Livm Around the World," includes "School Childre-i," "Children at Work and Play," "Family Life," and "Heroes." . . University Loudspeakers Inc., 80 S. Kensico Ave., White Plains, N Y. A new scries of hi-fi and public address units, both wide-cngle end heavy-duty trumpet types, is now available, cs well cs n new submergence-proof speoker for mnrir'c end r^ss-rc'i irstoli'^t-ons. Hi-fi units include both fc'tory assembled cr.d do-it-vorrself speaker enclosure I' its bcscd r^n rcw hcrn-londed dcsi'^ns. Vacuumote Corp., 4<6 W. 43 St., New York, N. Y. To clmnote the possibility of green f.lm st ckmo m t.ie prDiPCtor cr tichtcnirg up in the m-gazrc, Vcruumctc, after several vcars of research, pcrf-cted t: "r^-cn tr?atm-rt frr ccrtTi,'Ous projcctcr flm. "No-En crov des a glo'sv smcctlT dry surface to the filr^ en both emuls.cn and bc^o -o t'-ot a maximum cmrunt of si opr-e is ac'-icved, permitting the film to rce smoothly dur.rg Vlc'.cr Anir— t;i-7rp!i Cc— .. Dovr-icn, Icwo. Booths H-43, ^4 4 5 S'-cw'n Vctcr 1 6mn tr-nd motion o cti'rn cqu—ic-.t inciudn t'-o fovcre'-^ 25 crd AsscmMv 10 '.ourd prcjc'trrs, the Victor 1600 ^rc -rojcctor, Victor A'cr-cs-rrd rro-ncfc ottochment fer Victor rrpicctors, t'-e Vrirr M'-ncrcccc, o com^nct rrd powerful rri.croproicct-r, r-cble proioct'r stcrds, m'crcphones ard ccrrrz-re KoVrt crd Cr-ii siliccr-,, rewirds, cditorv'cwcr cr.d cti-.cr items of movie editing cqu.pmcnt. (3:c y.-zlo ir. rrc-.t eo^jmr. ) CcScrccnC-AVG-jid^— July, 1957 Victor 16fnm sound motion picture equipment features the latest in AV developments. Viewiex Inc., 35-01 Queens Blvd., Long Island City 1, N. Y. Booths 0-96, 97. txhibit will feature the new V-500 Viewiex combination slide and filmstrip projector. It handles single and double-frame filmstrips for vertical and horizontal projection posifons crd 2x2 slides. It is low and streamlined and complete with carrying case. Contains a magnifying optical po nter, en automatic take-up attochment, and automatic feed attachment. Also being shown is the new Instructcmafc projector for 2x2 slides which operates manually, by rcm?te control, or completely takes over the showing of slides for preset exposure periods. Vxwie:: conjinat.cn =l.'dc crd filmstrip projector. Handles single and doubfc-frcire tAmz'.f'.^a for vertical and horixontal p;:ificr.c, cr.d 2x2 cllc'c:. Vl:-J3l Cducct^cn Ccn;•.■l^on^s Inc., 2066 Helena St., Madison 4, Wisconsin. Fccturirri new sets of filmstrips: "Democrzcy in Act'cn" crd New £ccnce Set. "Democracy in Actirr" ircludcs: "Ccmccrzzy in Action," "Democracy Duilds o School," "Ycur Firn.'' "Declaration of Independence," "Duties of o JiTCr," "Our Country," "Day in the Life cf n Scrct'-r," "The Wcy Our Laws ore Made." Fct $19.50 or $3.50 ircivdually. Science Set includes "Comceurd A^rrcsrnpo," "The Cell," "Osmosis," "Therr-irrelcrs " "Hrat," "Vc'tcr," "Humidity," "Conquest rf the Dcecrr," "4-Stroke Cycle Engine," "Plants," "r'.cr.t Project," crd other titles ct $3.50 each. 349