View Tag: ‘battery’
Volume 5
Part 1: Hearing Aid Battery – Where Are We?
with Wayne J. Staab, PhD
In this issue’s installment, Wayne Staab takes a two-part look at the evolution of the hearing aid battery.
Vintage Hearing Aid Batteries
with Wayne J. Staab, PhD
Wayne Staab take us through a look back at some of the commonly used batteries and cells of yesteryear, but which are not generally found today.