BRUEL & KJAER 2010 Instruction Manual page 7

Heterodyne analyzer
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FEATURES:
• Frequency range: 2Hz to
200kHz
• Linear and logarithmic
frequency scales
• Voltage controlled tuning
• 6 selectable bandwidths
(3,16to 1000Hz)
• 7 selectable averaging
times
(0,
1 to 1 00 s)
• Dynamic range > 85 dB
• Distortion< 0,01%
• Built-in slave generator
(BFO)
• Digital read-out of tuning
and BFO frequency
• B
&
T programs and
automatic bandwidth
compensation for power
spectral density
measurements
• Output for exact frequency
marking in connection
with recorder
• Interchangeable meter
scales
• Automatic sensitivity
indication on meter
• DC output with 60 dB
dynamic range
• Lin to log converter
providing logarithmic
meter deflection and DC
output
• Built-in A, B, C, D filters
for sound level
measurements
18-137
type
2010
Heterodyne Analyzer
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USES:
• Frequency analysis from
2 Hz to 200kHz
• Frequency response
measurements
• Power spectral density
measurements
• Vibration and sound
investigations
• Electroacoustical
measurements
• Distortion measurements
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The
Heterodyne
Analyzer
Type
2010 is a constant bandwidth nar-
row band frequency analyzer cover-
ing the frequency range
2Hz to
200kHz
in
three logarithmic or lin-
ear ranges with bandwidths selec-
table from 3, 1 6 to
1000Hz.
The an-
analyzer also contains a beat fre-
quency
oscillator
(BFO),
the
fre-
quency of which
is synchronized
with the tuning frequency of the an-
alyzer. The entire filter section can
be switched out of circuit thus al-
lowing the instrument to be used as

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