Preamplifiers
Larson Davis offers a number of microphone preamplifiers for a variety of applications. Ruggedly built, they can drive lines up to 500 feet.
 ICP® Preamplifier and microphone + preamplifier combinations >> |
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PRM831
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PRMLxT1
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PRMlxT1L
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PRMLxT2B
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PRMLxT2L
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PRM902
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Diameter (inch)
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0.5
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0.5
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0.5
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0.5
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0.5
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0.5
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Connector
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5-pin
Swithcraft®
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5-pin
Swithcraft®
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5-pin
Swithcraft®
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5-pin
Swithcraft®
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5-pin
Swithcraft®
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7-pin
LEMO™
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200 V Polarization
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No
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No
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No
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No
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No
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Yes
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Voltage
(min)
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15 V
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6 V
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6 V
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6 V
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6 V
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±10 V
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Voltage
(max)
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36 V
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15 V
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15 V
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15 V
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15 V
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±18 V
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Frequency
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5 Hz to 126 kHz
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4 Hz to 40 kHz
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4 Hz to 40 kHz
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10 Hz to 40 kHz
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10 Hz to 20 kHz
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3 – 126 kHz
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Attenuation
(typical)
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0.08 dB
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22.8 dB
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1.2 dB
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19 dB
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19 dB
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0.19 dB
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Noise
(typ A-weighted)
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-1.6 µV
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-1.1 µV
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-1.8 µV
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1.0 µV
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1.8 µV
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2.1 µV
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Input Impedance
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10 GΩ
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10 GΩ
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10 GΩ
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10 GΩ
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10 GΩ
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10 GΩ
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TEDS
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No
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No
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No
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No
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No
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No
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