Maico Stethetron, or electronic stethoscope. The apparatus is housed in a black leather case measuring 28.5 x 13 x 8 cm. A leather strap handle is affixed to one end of the case. The interior is fitted with one small, green velvet-lined compartment for the microphone. The instrument is comprised of: 1) binaural stethoscope ear pieces, metal with rubber tubing, 2) microphone with electrical cord, and 3) the stethetron unit, with adjustment knobs and carrying handle. A printed instruction booklet entitled "Maico Stethetron: a guide to accurate auscultation" is also included. The cae and instrument are in excellent condition.
Digital photograph of a Maico Stethetron. The leather carrying case has been placed on a gray counter, and opened to show the unit propped up inside. The ear pieces and a printed instruction manual have been removed to the counter beside the case. A ruler is shown in the foreground for size comparison.
Medical Museum Collection, Box 113
ca. 1940