Accession Number: 2007.33.14
Description: (a) Sensor unit; black rectangular steel case, screen on front covers two round transducers, one an untra sonic emitter, the other a receiver; gray plastic momentary switch on top; toggle on/off switch on back along with round screw-off battery compartment lid with knurled edges; screen printed on side in white, "MADE BY MOWAT DEVELOPMENTS LTD., AUCKLAND 5, N.Z."; (b) cardboard clamshell shipping box, yellow overall with black and white stripes to right, "MOWAT SONAR SENSOR/MADE IN NEW ZEALAND BY/MOWAT DEVELOPMENTS LTD., AUCKLAND N.Z. PATENTS PENDING"; orange foam compartment for sensor, four 3 volt "Gould Burgess Alkaline Photo" batteries
Height: 2
Width: 0.875
Depth: 5.25
Date Made: 1976
Maker: Mowat , Geoff
Place of Origin: Auckland, NZ
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
Made: Mowatt Developments, Ltd; Mowat, Geoff
Material: Aluminum, steel, plastic, paper
Updated: 04/29/2014
