MICROPHONE PREPARATIONS
The microphone included with this unit
is
a special microphone to be used for automatic sound-field corrections and for measurements of the
sound-field frequency response. (See page 1 0.)
Operation
1.
Battery insertion
(Battery for microphone: Panasonic UM-3 (AA size) (option)
or
equivalent)
(1) Remove the microphone head.
(Do not turn the head cap .)
Grip
Headcap
~~'---'
-----'t*l...L..Lf-~
!·
~
~
..
(Output plug) Microphone head
(2)
Insert the battery and screw the head
on
again .
~
.. ro:::JP
..
~~
8
EB
b
Be
sure the battery ( + ) and (- ) polarity
is
correct.
Notes about battery
---
--
-----
--
,
•If
the unit
is
not used for a long time, remove the
battery to avoid battery
leakage.
•When
the battery become weak , replace them with
new ones.
•Do
not attempt to recharge the battery or take them
apart. Do not expose them to high temperatures or
short-circuit them .
2. Connections to this unit
Connect the output plug to the microphone jack (" mic" ) of
this unit
(SH -8066) .
3. Use of power switch
To turn ON the power, slide the power switch in the direction
of
" arrow". Set the switch to OFF after measurement.
Specifications
MODEL (RP-3800E)
•Type
:
•Frequency
response:
• Directivity:
•Sensitivity:
•Output
impedance:
•Maximum
input sound
pressure:
on
...a...
Electret condenser type
16
Hz - 20,000 Hz
20 Hz - 16,000
Hz
~
~
dB
Omni-directional
-
72dB
(0 dB = 1 V/
11
bar, 1,000 Hz)
6000
(1
,000 Hz , unbalanced)
More than
11
0 dB SPL
(0
dB = 2 x 10-
4
1J.bar
, 1,000 Hz)
-
4-
4. Use of microphone stand
Insert the microphone holder into the microphone stand, and
then insert the microphone into the microphone
holder
in
the
direction indicated by the arrow.
Microphone
stand
0
Not
es:
• Handle the microphone gently.
Do
not disassemble.
•
Do
not expose the microphone to
ra
in and dust.
• To clean the microphone, use a dry cloth. Do not use solvents
such as benzine, alcohol, chemical cloth , etc. Never use
an
insecticide, as it causes the microphone case to be deformed
or
discolored.
•Do
not use or store the microphone in locations with high
temperature (more than
60°
C)
or high humidity (more than
80%). Never leave the microphone
in
a car with its door closed
(particularly
in
summer) or near any source of heat.
• The microphone is exclusively used for measurement of sound
field.
Do
not use it for vocal use as it causes a large shock noise
when the power switch is set to
ON and OFF.
•
Do
not turn or loosen the head cap on the tip of the microphone
as it affects the performance of the microphone.
• Equivalent noise:
• Power supply:
• Battery life:
• Weight:
•Output
cord :
• Stand screw:
Less than 34 dB
SPL
1.5 V (Battery UM-3 or
R6
x 1)
Approx.
2,000 hours (continuous)
Approx. 125 g (without battery)
4 m of
single-core shielded
4 mm O.
D.
wire with
phone-type
plug
PF
'12"
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