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 50GI-P is a rugged CCP intensity probe for heavy industrial environments, phase-matched, high durability with spacers for wide frequency range.

· Key Specifications:

• Sensitivity: 12.5 mV/Pa.
• Dynamic range: Wide.
• Frequency range: IEC Class 1.
• Connector: CCP.
• Phase matched: Yes.
• Rugged: Yes.
• Spacers: 12-50 mm.
• Application: Heavy industrial.

The 47BX is a low profile 1/4" CCP flush-mount microphone set, wide dynamic range from 44 dB to 165 dB, suitable for precise surface measurements with high frequencies.

· Key Specifications:

• Sensitivity: Standard.
• Dynamic range: 44 dB to 165 dB.
• Frequency range: 4 Hz to 70 kHz.
• Operating temperature: -30°C to +100°C.
• Connector: Microdot to BNC.
• Mounting: Flush-mount.
• TEDS: Yes.
• Size: 1/4".

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 46BL-1 is a 1/4" CCP pressure high sensitivity microphone set with 20 mV/Pa, low noise floor 24 dB(A), suitable for sensitive measurements in small spaces.

· 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.
• TEDS: Yes.
• Noise floor: 24 dB(A).

The 46DE is the smallest 1/8" CCP pressure microphone set in the GRAS line, designed for sound measurements in extremely limited spaces, with high durability and shock resistance for industrial applications.

· Key Specifications:

• Sensitivity: Approximately 1 mV/Pa.
• Dynamic range: Approximately 50 dB(A) to 172 dB.
• Frequency range: 20 Hz to 140 kHz.
• Operating temperature: -30°C to +100°C.
• Connector: Microdot.
• Polarization: 0 V.
• TEDS: Yes.
• Size: Smallest 1/8".

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 40PL-10 is a high pressure CCP free-field array microphone, phase-matched, handling high levels up to 150 dB peak, wide frequency range to 20 kHz, ideal for strong noise source measurements in arrays with high accuracy and reasonable cost.

· 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.
• Peak SPL: 150 dB.