Hearing aid
Use this image
Can I reuse this image without permission? Yes
Object images on the Ingenium Collection’s portal have the following Creative Commons license:
Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
ATTRIBUTE THIS IMAGE
Ingenium,
2009.0144.001
Permalink:
Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.
DOWNLOAD IMAGEPURCHASE THIS IMAGE
This image is free for non-commercial use.
For commercial use, please consult our Reproduction Fees and contact us to purchase the image.
- OBJECT TYPE
- battery/pocket
- DATE
- 1950–1960
- ARTIFACT NUMBER
- 2009.0144.001
- MANUFACTURER
- MAICO ELECTRONICS INC.
- MODEL
- Unknown
- LOCATION
- Minneapolis, Minnesota, United States of America
More Information
General Information
- Serial #
- 26958
- Part Number
- 1
- Total Parts
- 1
- AKA
- receiver
- Patents
- N/A
- General Description
- Bright silver metal case [nickel plated ?]; synthetic [celluloid ?] tab for lifting batteries from compartment; black synthetic trim; brown synthetic [?] battery compartment liner; red paper adhesive backed label fixed inside battery compartment.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 6.7 cm
- Width
- 5.2 cm
- Height
- 2.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Medical Technology
- Category
- Assistive technologies
- Sub-Category
- N/A
Manufacturer
- AKA
- MAICO
- Country
- United States of America
- State/Province
- Minnesota
- City
- Minneapolis
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- This type of hearing aid used in 1950s.
- Canada
-
Example of hearing aid worn in Canada in 1950s. - Function
-
To amplify tones for individual to hear. - Technical
-
Example of a hearing aid which could be clipped to the pocket, or elsewhere on the user's clothing. It is relatively small because it used the newly introduced transistor [c. 1952]. An earphone would be attached to this unit, by means if a fine cord/cable. In the history of hearing aids it follows the vacuum tube amplifiers and precedes the one-piece units which were small enough to be worn behind the ear. [Ref. 1] - Area Notes
-
Unknown
Details
- Markings
- "26958" printed on case edge. "O T M" printed above volume control dial. "Maico/ ELECTRONICS INC./ MPLS MINN" printed in black inside battery compartment cover. "Maico/ [right facing directional arrow]/+/ LOW/CUT/ [graphic]/ TONE/ NORMAL/ POWER/ [graphics]/ +/ [left facing arrow]/ INSERT NEGATIVE/ END FIRST" printed on red label applied inside battery casing.
- Missing
- Earpiece (s) missing.
- Finish
- Bright silver metal case [nickel plated ?]; synthetic [celluloid ?] tab for lifting batteries from compartment; black synthetic trim; brown synthetic [?] battery compartment liner; red paper adhesive backed label fixed inside battery compartment.
- Decoration
- Stylized "M" logo appears on case front.
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
MAICO ELECTRONICS INC., Hearing aid, circa 1950–1960, Artifact no. 2009.0144, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/2009.0144.001/
FEEDBACK
Submit a question or comment about this artifact.
More Like This
![...](https://files.ingeniumcanada.org/items/coll/97/266/1970-1461-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/217/282/2003-1116-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/50/696/1986-0851-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/129/873/2004-0302-005-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/189/653/2012-0023-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/171/659/2002-0903-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/50/694/1986-0851-003-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/84/864/2002-0427-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/50/699/1986-0851-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/217/285/2003-1116-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/171/697/2002-0909-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/119/696/2004-0144-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/189/651/2012-0023-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/71/342/1995-0964-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/83/263/2002-0266-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/120/893/2002-0463-006-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/192/569/2005-0219-005-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/67/671/1993-0274-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/189/655/2012-0024-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/158/276/2005-0141-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/52/875/1987-2036-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/120/922/2005-0012-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/184/728/2010-0210-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/194/337/2010-0412-005-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/133/097/2005-0061-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/129/195/2005-0016-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/203/296/2011-0073-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/135/626/1996-0222-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/120/886/2002-0462-005-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/39/634/1980-0046-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/56/090/1987-0253-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/189/649/2012-0022-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/81/229/2000-0002-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/83/574/2002-0147-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/189/648/2012-0022-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/129/884/2004-0303-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/184/723/2010-0209-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/173/399/2002-0994-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/65/140/1992-1260-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/184/729/2010-0210-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/194/959/2008-0175-009-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/194/961/2008-0175-011-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/194/963/2008-0175-013-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/194/965/2008-0175-015-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/194/976/2008-0175-025-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/183/164/2010-0187-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/133/100/2005-0062-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/184/140/1994-1048-027-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/63/526/1992-2019-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/191/345/2012-0025-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/80/385/2000-0233-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/181/309/2007-0214-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/194/957/2008-0175-007-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/76/388/1997-0288-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/65/398/1992-1057-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/129/183/2002-0494-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/185/196/2010-0212-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/201/925/2009-0351-023-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/81/161/2000-0010-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/188/182/2010-0179-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/189/659/2012-0025-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/188/622/2011-0016-005-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/217/294/1966-1054-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/119/424/2004-0115-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/80/172/1999-0047-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/194/967/2008-0175-017-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/83/569/2002-0148-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/161/208/2002-0703-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/181/241/2002-1023-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/81/274/2001-0480-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/56/184/1987-0200-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/117/965/1979-0145-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/194/978/2008-0175-027-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/80/374/2000-0235-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/217/738/2008-1607-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/194/332/2010-0411-013-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/174/919/1995-1763-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/606/1999-0203-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/239/173/2017-0008-005-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/184/724/2010-0209-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/187/653/2008-0634-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/209/164/2014-0046-006-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/81/732/2001-0292-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/310/510/1983-0264-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/49/336/1985-0654-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/219/006/2013-0151-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/78/177/1998-0382-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/189/642/2012-0021-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/38/974/1980-0360-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/189/656/2012-0024-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/62/348/1991-0257-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/181/240/2002-1022-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/595/1999-0205-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/136/883/2002-0560-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/201/906/2009-0351-014-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/185/201/2010-0214-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/69/845/1995-1671-001-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/194/176/2013-0024-001-aa-cs.jpeg)