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Easy
Portability
These sleek
portable instruments,
built into
sturdy classic
briefcase
housing (models
300 B) or
handy calculator
type box (model
301 MK I)
can be carried
to home, Clinic
or school
with ease.
Light and
rugged housing
is made of
impact resistant,
unbreakable
polysterene
and ABS materials.
Simple
Controls
Sound
levels individually
selectable at left
and right ears. Two
calibrated attenuators/volume
controls are provided
for the purpose.
Calibrated
VU Meter gives visual
indication of speech
level.
High
Speech Power
A whopping
130 dB maximum
power level,
to help persons
with profound
deafness.
Also selection
of 110 dB/120
dB maxima
available
through selectors
switch.
In
series 300 models,
precise selection
of output levels
is possible, through
10 dB attenuators.
Tape/External
Mic. Facility
Recorded
speech and music
can be fed in directly.
External microphone
can be used conveniently
for crystal clear
reception.
Optonal
Stereo Channels
In model 300
B it is possible
to have selective
speech emphasis
(LP and HP)
to rectify
low-frequency
and high-frequency
hearing losses.
Speech quality
can thus be
tailored to
individual
needs.
Filters
for Speech
Emphasis
In model 300
B it is possible
to have selective
speech emphasis
(LP and HP)
to rectify
low-frequency
and high-frequency
hearing losses.
Speech quality
can thus be
tailored to
individual
needs.
Modular
Design for
Easy Servicing
All electronic
circuitry
are assembled
in modular,
plug-in type
circuit boards.
Faster fault
diagnosis
and quick
repairs, even
in the field,
are possible.
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