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.

The 246AE is a 1/2" CCP free-field microphone set with SysCheck2 for quick self-verification, 50 mV/Pa sensitivity, suitable for standard sound measurement with automatic verify and high reliability.

· Key Specifications:

• Sensitivity: 50 mV/Pa.
• Dynamic range: 17 dB(A) to 138 dB.
• Frequency range: 3.15 Hz to 20 kHz.
• Operating temperature: -30°C to +85°C.
• Connector: BNC.
• SysCheck2: Yes (self-check).
• TEDS: Yes.
• Standard: IEC 61094.

The 46BG-FV is a 1/4" CCP pressure front vented high pressure microphone set, low sensitivity for high levels with front venting.

· Key Specifications:

• Sensitivity: Low.
• Dynamic range: High peak.
• Frequency range: High.
• Operating temperature: -30°C to +100°C.
• Connector: Microdot.
• Type: Pressure front vented high pressure.
• TEDS: Yes.
• Venting: Front.

The 46BG is a 1/4" CCP pressure high pressure microphone set, low sensitivity for very high sound levels.

· Key Specifications:

• Sensitivity: Low (high pressure optimized).
• Dynamic range: High peak (up to high dB).
• Frequency range: High frequency.
• Operating temperature: -30°C to +100°C.
• Connector: Microdot.
• Type: Pressure high pressure.
• TEDS: Yes.
• Peak SPL: Very high.

The 46BL-1-FV is a 1/4" CCP pressure high sensitivity front vented microphone set, 20 mV/Pa sensitivity, suitable for sensitive measurements with front venting.

· Key Specifications:

• Sensitivity: 20 mV/Pa.
• Dynamic range: 24 dB(A) to 146 dB.
• Frequency range: 4 Hz to 20 kHz.
• Operating temperature: -30°C to +100°C.
• Connector: Microdot.
• Type: Pressure high sensitivity front vented.
• TEDS: Yes.
• Venting: Front.

The 40PL-11 is a short version of high pressure CCP free-field array microphone, phase-matched, compact design for limited spaces, handling 150 dB peak levels, suitable for array measurements in confined environments.

· Key Specifications:

• Sensitivity: 10 mV/Pa.
• Dynamic range: 32 dB(A) to 150 dB peak.
• Frequency range: 50 Hz to 20 kHz.
• Operating temperature: -30°C to +100°C.
• Connector: SMB.
• Polarization: 0 V.
• TEDS: Yes.
• Length: Short.

The 47BG-FV is a miniature 1/4" CCP flush-mount high pressure front vented microphone set, handling very high levels, suitable for surface measurements in limited spaces with front venting.

· Key Specifications:

• Sensitivity: Low for high pressure.
• Dynamic range: High peak SPL.
• Frequency range: High frequency.
• Operating temperature: -30°C to +100°C.
• Connector: CCP.
• Mounting: Flush-mount.
• Venting: Front.
• Size: 1/4".

The 46BD is a standard 1/4" CCP pressure microphone set, ~4 mV/Pa sensitivity, suitable for high-frequency and high-level measurements.

· 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.
• TEDS: Yes.
• Standard: IEC 61094 WS3P.