The 47HC is a 1/2" CCP low-noise system, very low noise floor, suitable for low sound measurements with convenient CCP connection.

· Key Specifications:

• Sensitivity: High.
• Dynamic range: Low noise.
• Frequency range: Wide.
• Noise floor: Very low.
• Connector: CCP.
• Polarization: 0 V.
• Size: 1/2".
• Application: Low noise testing.

The 46BD-FV is a 1/4" CCP pressure front vented microphone set, ~4 mV/Pa sensitivity, suitable for pressure measurements with front venting in special spaces.

· Key Specifications:

• Sensitivity: ~4 mV/Pa.
• Dynamic range: 35 dB(A) to 160 dB.
• Frequency range: 4 Hz to 70 kHz.
• Operating temperature: -30°C to +100°C.
• Connector: Microdot.
• Type: Pressure front vented.
• TEDS: Yes.
• Venting: Front.

The 46AQ is a 1/2" CCP random incidence microphone set, 50 mV/Pa sensitivity, suitable for diffuse sound field measurements in reverberant environments like vehicle cabins.

· Key Specifications:

• Sensitivity: 50 mV/Pa.
• Dynamic range: 17 dB(A) to 138 dB.
• Frequency range: 3.15 Hz to 16 kHz.
• Operating temperature: -30°C to +85°C.
• Connector: BNC.
• Type: Random incidence.
• TEDS: Yes.
• Standard: IEC 61094 WS2D.

The 46AC is a 1/2" LEMO free-field wide frequency microphone set with 200V polarization, suitable for ultrasonic diagnostics and impulse measurements with low distortion and high resolution from fast diaphragm response.

· Key Specifications:

• Sensitivity: 50 mV/Pa.
• Dynamic range: 15 dB(A) to 148 dB.
• Frequency range: Wide to ultrasonic.
• Operating temperature: -30°C to +85°C.
• Connector: 7-pin LEMO.
• Polarization: 200 V.
• TEDS: Yes.
• Type: Free-field wide frequency.

The 46AZ is a 1/2" CCP free-field low-frequency microphone set, high sensitivity for measuring infrasound like wind turbine or low vibration.

· Key Specifications:

• Sensitivity: High (low frequency optimized).
• Dynamic range: Wide low noise.
• Frequency range: Low frequency (down to low Hz).
• Operating temperature: -30°C to +85°C.
• Connector: BNC.
• Type: Free-field low frequency.
• TEDS: Yes.
• Application: Wind turbine, infrasound.

The 46AD is a 1/2" CCP pressure microphone set with high sensitivity 50 mV/Pa, suitable for sensitive sound pressure measurements in couplers or boundaries with low noise floor.

· Key Specifications:

• Sensitivity: 50 mV/Pa.
• Dynamic range: 17 dB(A) to 146 dB.
• Frequency range: 3.15 Hz to 20 kHz.
• Operating temperature: -30°C to +85°C.
• Connector: BNC.
• Type: Pressure high sensitivity.
• TEDS: Yes.
• Standard: IEC 61094 WS2P.

The 46DD is the smallest 1/8" CCP pressure microphone set using 40DD prepolarized cartridge, suitable for sound pressure measurements in very tight spaces, couplers or high-frequency environments, with high reliability and TEDS support.

· Key Specifications:

• Sensitivity: Approximately 1 mV/Pa.
• Dynamic range: Approximately 45 dB(A) to 170 dB.
• Frequency range: 10 Hz to 140 kHz.
• Operating temperature: -30°C to +100°C.
• Connector: Microdot.
• Polarization: 0 V (prepolarized).
• TEDS: Yes.
• Standard: IEC 61094.

The 40HH is a 1/2" low-noise system measuring very low sound below hearing threshold, suitable for hard-disk or quiet room measurements with extremely low noise floor.

· Key Specifications:

• Sensitivity: High.
• Dynamic range: Very low noise floor.
• Frequency range: Wide.
• Noise floor: Below human hearing.
• Connector: Complete system.
• Polarization: Externally polarized.
• Size: 1/2".
• Application: Hard-disk, quiet rooms.