Lang In-the-Ear Transistor Hearing Aid The Lang full-shell in-the-ear hearing aid was manufactured for Lang Hearing Instruments, Inc. of Blaine, MN in 1988. Lang aids were an inexpensive economy line of hearing aids. |  | Click picture for larger view | | |   | | | |
Rear view of the Lang in-the-ear hearing aid showing the vent hole (extreme left), volume control (left) and the battery door (right).
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| Close-up view of the back of the Lang in-the-ear hearing aid showing the microphone port (hole) to the right of the battery door.
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| Close-up view of the ear hook of the Lang in-the-ear hearing aid showing the serial number (8830181). The 88 indicates this aid was made in 1988. The blue dot (top right) indicates that this is hearing aid is for the left ear.
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| View of the Lang in-the-ear hearing aid showing the battery compartment door in the open position.
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| The Lang in-the-ear hearing aid took a No. 13 sized battery such as this 1.4 volt No. 13 Duracell zinc-air battery. (No. 13 batteries had orange tabs).
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| Side view of the Lang in-the-ear hearing aid.
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| The Lang in-the-ear hearing aid came with two tools—a brush and a wax removal tool. Note the thin wire loop at the bottom of the tool for removing wax from the sound tube (bottom left).
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| The wax removal tool of the Lang in-the-ear hearing aid had a small magnet attached near the top end.
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| The magnet near the top of the wax removal tool made it easier to handle the small batteries. Specifically, it could "grab" the battery out of the battery holder and place another one in the holder without the user having to fumble with the small battery.
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| The Lang in-the-ear hearing aid came in a brown vinyl pouch.
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| The back side of the pouch with the words "Lang Hearing Instruments, Inc."
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