Accession Number: 2007.33.19
Description: Dark olive green enameled aluminum case with brackets on sides for missing shoulder strap; two black insulated wires lead out of front of case from top and bottom to aluminum handled pair of "manetostriction transducers", a device that resembles a flashlight with two heads, conical wooden pieces on their ends; front of case has a sliding on-off toggle on top left with three rotary knobs to right; yellow label in middle, "STROMBERG-CARLSON COMPANY/ROCHESTER, N.Y, U.S.A./MADE IN UNITED STATES OF AMERICA/9019-22"; two more rotary knobs on bottom with three redjacks above the lower left knob; interior of case has upper and lower banks of tubes; upper bank labeled "Sawtooth Osc." and "Supersonic Osc."
Height: 8.5
Width: 5
Depth: 4
Date Made: 1947
Maker: Haskins Laboratories
Place of Origin: New York, NY
Collection: AER O&M Division C. Warren Bledsoe Archives
History/Provenance: AER O&M Division C. Warren Bledsoe Archives
Credit Line: Gift of Association for Education and Rehabilitation of the Blind and Visually Impaired
Subjects: Orientation & Mobility Electronic Travel Aids
Dimension Notes: Case as listed, wires to wand approx 28"; transducer wand is 8.25 x 4.5 x 2.25"
Made: Haskins Laboratories, Stromberg-Carlson
Material: Wood, aluminum, nickel
Exhibit Label: Detector, Obstacle
Updated: 04/29/2014
