| Maico Model Y Transistor (Barrette) Hearing AidThe Maico Model Y was a 4-transistor barrette-style hearing aid 
		manufactured by Maico Electronics, Inc. of Minneapolis, MN in 1956.  
		The name "Maico" was derived from the initials of the Medical Acoustic 
		Instrument Company.   It weighed just 1 oz. The 
		case measured 1⅝” by 1⅛” by ⅜”. The microphone was located behind the two small slots on the front of 
		the aid. The volume control/on-off switch is in the top left corner.  | 
			
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		| Rear view of the Maico Model Y barrette-style hearing aid showing the 
		clip to hold this hearing aid in a lady's hair. The 
		receiver (ear piece) is on the right and is attached to the hearing aid 
		by a short cord. A hard plastic earmold snapped to the receiver (not 
		shown).
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		| Front view of the Model Y showing the battery door (top right) swung 
		open. The Model Y used a size 400 mercury battery. The Model Y was later 
		modified as the Model Y-1 which used the more common 675 sized mercury 
		battery (shown here). 
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		| This hearing aid was also available as an eyeglass aid, although 
		in this case the hearing aid was split between both sides of the 
		eyeglass temples. With the microphone on one side and the hearing aid 
		and receiver on the other it functioned as a CROS hearing aid. The 
		eyeglass model shown in the picture uses a 675 battery so presumably is 
		a Model Y-1 although it is not so marked. | 
			
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		| The outside of the Maico Model Y barrette-style hearing aid carrying 
		case. 
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		| The Maico Model Y barrette-style hearing aid in its carrying case.     | 
			
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