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

Record Details:

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Densltometer-Timer for automatic control of enlarging exposures, collects and measures light on any selected small section of print and automatically turns off the enlarger light when correct exposure has been reached. Model 4000 $176; with flexible head support $187.50. FOTOMATIC. For more information circle No. 113 on return postal card. Disc Recorder cuts up to ISVt" masters at 33% and 78 rpm, with idler-adapter for 45 rpm. Overhead recording lathe has calibrated timing scale, hand crank for spiral grooves, and interchange lead screws for standard and microgroove cutting. Hysteresis sync motor, shock-mount suspension; 20watt playback amplifier response 2020M cycles; 4 inputs; two cases — record 45 lb, amplifier 25 lb. "Imperial" model $695; recorder alone $475, case $50; amplifier alone, incl. case $250. Portable dual speaker set $79.95. REK-O-KUT. For more information circle No. 114 on retnrn postal card. Discmobile provides wheeled table and storage cabinet for recordings. All steel welded construction. 13%x20x32" high. $67.50. Table only, $30. WALLA CH. For more information circle No. 115 on return postal card. Instant Lettering brings you the finest, most meticulous lettering in the world instantly — by instantaneous dry transfer from type sheet to any smooth surface. Just press and it's there. No trace of adhesive to sully artwork. Needs no equipment. Perfect on wood, paper, card, glass, metal, film ... in fact any smooth surface. The right answer to the need for highest quality lettering for display panels, roughs, signs, labels, graphs, charts, TV cells. 10"xl5" SHEET ONLY $1.50 How It works: rub on letter with pencil . . , lift away sheet Send for sample and roniplctc type chart ARTHUR BROWN & BRO.. Inc. 2 W. 46th St.. New York 36. N. Y. Cavalcade Programmer — push-button puts 6500 cycle note on tape to trigger slide advance as narrative is recorded $95. KODAK. See local dealer Classroom TV Table 54" high, on 4" rubber casters providing full 360° ball-bearing swivel, all metal, designed and tested in Wichita, Kans., public schools. $44.95. ADVANCE. For more Information circle No. 116 on return postal card. Rel-A-Tron Programmer is a compact repeating tape recorder to control cycled motion devices such as slide projectors, displays, etc. Separate Recorder — Prograininer sound and control frequency channels permit adjustment of tripping frequency. 6x8x8 inches. TECHNI-ART. For more information circle No. 117 on return postal card. Magnetic Matboard sets up on own easel or on classroom chalk-rail, holds magnetized forms to visualize geometrical and math functions; doubles as chalkboard; regulation blackboard finish with aluminum trim; 48x36", with 26p demonstration manual and accessory kit $75; kit and manual (with instructions on make-your-own board) $30. ATOMLAB. For more Information circle No. 118 on return postal card. Masking Tape in Dispenser Pack — comes in three widths %", %" and 1", in dispenser carton with serrated cut-off bar; conforms easily to curves and irregular surfaces, resists moisture and solvents yet peels without residue. JOHNS For more information circle No. 119 on return postal card. 16mm Reversal Processor. Allen Model 700 features 1200' reel daylight loading, variable speed drive, bottom tank drains, back flushing, refrigeration and regeneration. The film passes through nine tanks and a dry box at speed up to 20' a minute. Convertible for positive or negative. $2,995. S.O.S. For more Information circle No. 120 on return postal card. No-Odor Marker. Chisel-edged felt-nib ink reservoir for sign writing cornea in 8 colors and is reportedly odorless, smudge-proof, water-proof and indelible. 49c. SPEEDRY. For more information circle No. 131 on return postal card. Students' Stereo-Microscope provides depth perception under magnification (23x and 40x); coated porro prism gives erect images; rotating turret with two pairs of objectives; interpupilary adjustment; $99.50. EDMUND. For more information circle No. 12S on return postal card. Tel-Anlmastand for animation and special effects, professional production. Compound movement assembly, rotational table, cross-haired art table, counter-balanced zoom, four Veeder counters. $2995 plus $100 crating. Many accessories. S.O.S. For more information circle No. 12.S on return postal card. Voting Macliine Model, similar to that used officially for voter instruction, provides 2-party, 6-candidate, yes-no vote on referenda, and erase mechanism. 13x10". Wt 7 lb. $22. ROCKWELL. For more information circle No. 1*24 on return postal card. Tilt-top TV Receiver stand designed to hold GE 21" and 23" table model TV receivers. 53" high. 3" rubber casters, two of them self -locking. Two shelves. OSULIND For more Information circle No. 125 on return postal card. Wheeled TV Classroom Receiver Table elevates image to 50" level, with TV Receiver Table choice of 34" level for smaller groups. $79.50. GRUBER. For more information circle No. ]2(> on return postal card. 300 Educational Screen and Audiovisual Guide — June, 196!