BRUEL & KJAER 4409 Instructions And Applications page 38

Response test unit
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SPECIFICATIONS
2. Channel Selector.
Automatic Switching
Frequency:
Internal Capacitance:
Drive:
Switching Possibilities:
3. Equalizing Filters.
Type:
1 to 1.2 Hz
(
o.4 to o.5 second measuring time on
each channel Transients last less than o.02 sec.).
40 pF at
"Right
or Left Channel Input" including
the 40 em long cable AO 0018 connected at "Channel
Output".
Multivibrator 2
X
OC75.
30 VA (maxima: 100 V, 1 A\
R C networks.
Maximum Input Voltage: 32 V r.m.s.
Input Impedance:
Output
lmped,
a nce:
Gain:
4. Miscellaneous.
Power Supply:
Dimensions of Metal
Case:
Weight:
Accessories included:
Position Lin.: 170
kQ.
Position IEC 2: 170 k.Q//300 pF.
Position IEC 3: 170 kQ//440 pF.
Position Lin.: 1. 7 k.Q
+
(
17 k£J/
I
o.2 ,uF). Positions
IEC 2
&
3: 1.7
kQ.
Position Lin.:
-
40 dB at 20 kHz. Positions IEC
2
&
3:
-
40 dB at 20 Hz.
24 V DC
±
4 V
(100
rnA) applied between pins 6
and 4
(provided
by the Level Recorder 2305 via the
Remote Control Cable)
.
Excl. knobs 250
X
180
X
75 mm (10" X 7" X 3"
1
(Excl.
accessories) 2.1 kg
(4.5
lbs.).
2 screened connection cables AO 0014
(filter
connection).
low capacity cable AO 0018
(input
circuit) 40 em long.
remote control cable AQ 0006.
36
2 input plugs JP 0018 (14 mm coaxial).
1 single lead AQ 0100.
paper cutting blade GV 0315.

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