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

MONTHLY REVIEW OF WHAT'S NEW FROM MANUFACTURERS & DISTRIBUTORS -visual trade review NEW EQUIPMENT For more information about any of the equipment announced here, use the Readers' Service Coupon on page 509. PROJECTION EQUIPMENT Bell & Howell Monterey Deluxe 8mm Projector. $99.95. The new 253AR has reverse and still picture projecttion; also features 500-watt illumination, 400foot film capacity, f: 1.6 'ons, aluminum construction. For more information circle 102 on coupon Eastman Cine-Kodak Showtime 8mm Projector $129.50 for variable speed model; $115 for standard. The variable speed model can also be reversed or stopped for single frame showing. Shutter transmits 60% more light, said to give 750-watt illumination with 500-watt lamp. Fast f:l.6 lens. Built into case. Never needs oiling. Nylon gears. For more Information circle llfi on coupon Genarco 3,000 Watt Slide Projector $960. Now available with 70-slide, push-button, remote control slide changer. For more informotion circle 103 on coupon Oakton Robovision Unit. A completely automatic, self-contained, tape-recorded sound slide film projection unit, the pratented tape player features subsonic action signals. Tape and film are in continuous loops. Carries up to 110 pictures projected on 9x12" screen. Unit may be set to shut-off at end of showing or repeat continuously. For more information circle 104 on coupon Pail lard Synchromat for 8mm Sound $89.50. Conversion of M-8 Projector $15. A practical device for synchronizing sound to 8mm film which may be used with the Bolex M-8 Projector and any standard model horizontal tape recorder. Projector and tape recorder operate at normal speed and are inter-locked. For more informotion circle 105 on coupon Premier Materials Projection Stand. The lightweight stand includes a soft light for viewing and identifying slides, electrical outlets for projector and room lamps providing automatic interlace, heavy duty 1 000 watt convenience outlet. Has smart-looking tubular steel legs ond smoothly finished wood top. For more informotion circle 106 on coupon Projection Optics Tronspoque II Projector Units. Components may be assembled to form a transparency projector for 10x10 slides or a table or opaque projector for 11x11 opaque material. Unit may be set directly on books if desired for screen projection. Components needed for any particular purpose may be purchased as required. For more information circle 107 on coupon WoiJensak Automatic Slide Projector $149.50. Accepts 35mm, bantam, or I '/2"xl V2" format slides intermixed and shows them with 500-watt illumination — ■ OS many as 36 at a time — by ROBERT E. SCHREIBER automatically. Five-inch f:3.5 lens, automatic fade-in and fade-out, iris diaphragm control for viewing overexposed slides, built-in pointer, remote control, stereo slide slot. Complete with extra condenser lens for 1 Vz" transparencies, cord, and 7 magazine trays. For more information circle 108 on coupon SOUND EQUIPMENT & ACCESSORIES Affton Magnetic Recording Tape. Now introducing a stronger plastic base tape and a new oxide coating fortified with a magnetic catalyst said to allow for greater sound absorption and improved output. For more Information circle 109 on coupon ACA Amplifier with Constant Volume $245. Automatic volume control amplifier mointains a constant output within plus or minus 1 db with input changes of 30 db. Exceedingly rapid automatic gain reduction prevents syllable clipping and slow automatic gain increase avoids automatic control ot syllabic frequencies. For more information circle 1 1 0 on coupon Dynavox 4-Speed Portable Phonograph $119.95. Model 877 has hi-fi AC push pull amplifier with frequency response from 40 to 18,000 cycles; 5 watts undistorted output; seporate bass and treble controls; featherweight tone arm; VM 4-sp>eed changer with Switch-O-Matic control which shuts off entire unit after last record is played. Has two 6" speakers. Matching hi-fi speaker, incorporating an 8" woofer and a 3Vz" tweeter, $42.50. For more information circle 1 1 1 on coupon G & H Rebel Speaker Improved $99 for the KR-3 folded corner horn speoker enclosure which has been given a "new look." Available in mahogany, wolnut, blond mahogany, and black lacquer finishes. Also available in kit form for $72. For more information circle 112 on coupon Garrard 4-Speed Manual Record Ployer and Transcription Tone Arm $32.50 and $24.50. Features 4-pole shaded induction surge motor, belt-free TrueTurret drive. Starts automatically with simple movement of the tone arm and shuts off automatically at the end of the record. Supplied less cartridge. Transcription arm Model TPA-10 is adjustable for length, tracking angle, stylus pressure, ond mounting height. Incorporates the best features of static balance, spring loading, and viscous damping. For more information circle 1 1 3 on coupon GE Woofer Speaker $29.95. In 12" size with improved low-frequency reproduction in two or three-woy high-fidelity systems. The A 1-403 provides undistorted output in the 40-1,500 cycle range. High power feature results from a specially treated, deep-convolution cone edge and a linearized oir gap and suspension system. For more information circle 114 on coupon Johnson Smith Home Recorder $14.95. Provides all of the equip)ment necessary to convert any record player into o disc recorder at extremely low cost. Operates at any turntable speed. Package of five special recording blanks $1.95. For more information circle 1 1 5 on coupon Pentron Tape System Components, Designed for custom installation, the compxjnents include three tape tronsfjort mechonisms, three tape preamplifiers plus o 4-channel microphone mixer. Both monaural and stereophonic COMPLETE SERVICES TO PRODUCERS OF 16min MOTION PICTURES, 35miii SLIDE FILMS AND SLIDES Research and Script Photography, Studio and Location Processing Edgenumbered Work Prints Sound Recording and Rerecording Editing and Matching Titling and Animation Release Printing Magna-Striping Slide Film Animation Slide Duplicating Vacuumating Film Library GEO. W. COLBURN LABORATORY INC. 764 NORTH WACKER DRIVE • CHICAGO 6 TELEPHONE DEARBORN 2-6286 EdScreen & AV Guide — October, 1957 501