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BRUEL & KJAER 4220 User Manual

BRUEL & KJAER 4220
28 pages
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Pistonphone Type
4220
The
Pistonphone
is
a
compact
battery-operated
precision
sound
source,
designed
to
enable
quick
and
accurate
overall
calibration
of
sound
measur-
ing
equ
i
pments.
It
produces
a
sound
pressure
level
of
124 dB
at
the
microphone
diaphragm,
at
a
frequency
of
250
Hz.
--
1
BRUEL&K.'-'AEA
NA:.RUM,
DENMARK.
Teleph.:
80
OS
00.
Cable
:
BRUKJA
. Telex:
5316.
COPENHAGEN
BB
4220-
0300053

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BRUEL & KJAER 4220 Specifications

General IconGeneral
BrandBRUEL & KJAER
Model4220
CategoryMeasuring Instruments
LanguageEnglish

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