Hugh Hetherington Hearing Aid Museum
Hugh Hetherington Hearing Aid Museum

The Hearing Aid Museum

Hearing Aids of all types—Ear Trumpets, Carbon Hearing Aids, Vacuum Tube Hearing Aids, Transistor Hearing Aids, Body Hearing Aids, Eyeglass Hearing Aids and much more!

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Click on the "General Information" button (top button above) for an overview and general information on this category of hearing aid.

 

Body Type Transistor Hearing Aids

Fidelity Model R-3 "Regina" Transistor (Body) Hearing Aid

The Fidelity Model R3 body style transistor hearing aid was manufactured by Viennatone in Austria and distributed in North America under the trade name of "Fidelity" by Fidelity Electronics Ltd of Miami, Florida.

The Model R3 was was a 3-transistor model and contained a t-coil. It was made in 1962

Controls include a volume control on the top left corner and a 3-position lever on the top right corner. This switch is labeled "O" (off), "M" microphone, and "T" (t-coil). On the right side there is a two-position tone lever labeled "H" (high) and "L" (low) tone.

The case has a chrome front and back with a thick ivory plastic band running around its edges. This hearing aid is 2½" x 1¾" x ¾" thick.

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The battery compartment of the Fidelity R3. It used a 1.4 volt "401" size mercury battery (shown).

 

 

 

 

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