measurement preamplifiers
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PLACID PNP21 Preamplifier
The PLACID PNP21 1⁄2” Preamplifier is a robust preamplifier designed to be used for acoustic measurements with condenser microphones.
The self-noise is very low, it has a wide dynamic range and frequency response.
- Frequency range: 5.0 Hz to 100 kHz
- Noise: <2.0 μV
- Usage: General purpose
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PLACID PNP22 Preamplifier
The PLACID PNP22 1⁄2” Preamplifier is a robust preamplifier designed to be used for acoustic measurements with condenser microphones.
The self-noise is very low, it has a wide dynamic range and frequency response.
- Frequency range: 5.0 Hz to 100 kHz
- Noise: <2.0 μV
- Usage: General purpose
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The PLACID PNP41 1/4” Preamplifier is a robust preamplifier designed to be used for acoustic measurements with condenser microphones. The self-noise is very low, it has a wide dynamic range and frequency response.
- Frequency range: 5.0 Hz to 100 kHz
- Noise: <2.5 μV
- Usage: General purpose
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Measurement microphone sets
The PMP20 is a 1/2” pre-polarized free field microphone, classified per IEC 61094 as WS2F with preamplifier.
- Frequency range: 20 Hz to 20 kHz
- Dynamic range: 27 dBA to 155 dB
- (A) Nominal Sensitivity: 12 mV/Pa
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Measurement microphone sets
The PMP21 is a 1/2” externally polarized free-field microphone, classified per IEC 61094 as WS2F with preamplifier.
- Frequency range: 20 Hz to 20 kHz
- Dynamic range: 16 dBA to 146 dB (A)
- Nominal Sensitivity: 50 mV/Pa
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Measurement microphone sets
The PMP41-1 is a ¼” externally polarized free-field microphone with preamplifier, classified per IEC 61094 as WS3F.
- Frequency range: 20 Hz to 40 kHz
- Dynamic range: 34 dBA to 164 dB
- (A) Nominal sensitivity: 4 mV/Pa
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Preamplifiers for Sound level meters
