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GRAS 246AE
GRAS 246AE
GRAS 246AE

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.
Product details
Related Products
GRAS 46BL-1
GRAS 46BL-1

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).
GRAS 46AG
GRAS 46AG

The 46AG is a 1/2" LEMO pressure microphone set with 200V polarization, suitable for high sound pressure measurements in couplers or boundaries.

· Key Specifications:

  • Sensitivity: 12.5 mV/Pa.
  • Dynamic range: 20 dB(A) to 160 dB.
  • Frequency range: 3 Hz to 10 kHz.
  • Operating temperature: -30°C to +85°C.
  • Connector: 7-pin LEMO.
  • Polarization: 200 V.
  • TEDS: Yes.
  • Type: Pressure.
GRAS 40PH-10
GRAS 40PH-10

The 40PH-10 is a low-cost CCP free-field array microphone, precisely phase-matched, with wide frequency range up to 20 kHz, dynamic range up to approx. 135 dB peak, suitable for multi-channel measurements, noise source location, and beamforming with low cost for multiple units.

· Key Specifications:

  • Sensitivity: Approximately 10 mV/Pa.
  • Dynamic range: Approximately 30 dB(A) to 135 dB peak.
  • Frequency range: Up to 20 kHz.
  • Operating temperature: -30°C to +100°C.
  • Connector: SMB.
  • Polarization: 0 V (prepolarized).
  • TEDS: Yes.
  • Application: Array, phase-matched.
GRAS 46DD
GRAS 46DD

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.
GRAS 46BG-FV
GRAS 46BG-FV

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.
GRAS 46BL-1-FV
GRAS 46BL-1-FV

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.
GRAS 46AR
GRAS 46AR

The 46AR is a 1/2" LEMO random incidence microphone set with 200V polarization, 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: 7-pin LEMO.
  • Polarization: 200 V.
  • TEDS: Yes.
  • Type: Random incidence.
GRAS 46AO
GRAS 46AO

The 46AO is a standard 1/2" CCP pressure microphone set, 12.5 mV/Pa sensitivity, suitable for high sound pressure measurements with wide dynamic range.

· Key Specifications:

  • Sensitivity: 12.5 mV/Pa.
  • Dynamic range: 20 dB(A) to 160 dB.
  • Frequency range: 3 Hz to 10 kHz.
  • Operating temperature: -30°C to +85°C.
  • Connector: BNC.
  • Type: Pressure.
  • TEDS: Yes.
  • Standard: IEC 61094.