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GRAS 46AD
GRAS 46AD
GRAS 46AD

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.
Product details
Related Products
GRAS 46BC
GRAS 46BC

The 46BC is a 1/4" CCP multifield high sensitivity microphone set with 20 mV/Pa, lowest noise floor 24 dB(A), suitable for multi-directional measurement in vehicle cabins or complex environments.

· 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: Multifield high sensitivity.
  • TEDS: Yes.
  • Noise floor: 24 dB(A).
GRAS 46AE
GRAS 46AE

The 46AE is a standard 1/2" CCP free-field microphone set with 50 mV/Pa sensitivity, suitable for measuring medium sound pressure levels at medium frequencies, with TEDS and BNC connector. Standard design for general acoustic diagnostics, wide dynamic range.

· 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.
  • Polarization: 0 V (prepolarized).
  • TEDS: Yes.
  • Standard: IEC 61094 WS2F.
GRAS 40HH
GRAS 40HH

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.
GRAS 46BD-S1
GRAS 46BD-S1

The 46BD-S1 is a 1/4" CCP pressure microphone set with SMB connector, ~4 mV/Pa sensitivity, suitable for applications requiring special connector.

· 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: SMB.
  • Type: Pressure.
  • TEDS: Yes.
  • Application: Special connector.
GRAS 50GI-P
GRAS 50GI-P

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.
GRAS 46AP
GRAS 46AP

The 46AP is a 1/2" LEMO pressure high sensitivity microphone set with 200V polarization, suitable for sensitive pressure measurements with low noise floor.

· Key Specifications:

  • Sensitivity: 50 mV/Pa (high sensitivity).
  • Dynamic range: 17 dB(A) to 146 dB.
  • Frequency range: 3.15 Hz to 20 kHz.
  • Operating temperature: -30°C to +85°C.
  • Connector: 7-pin LEMO.
  • Polarization: 200 V.
  • TEDS: Yes.
  • Type: Pressure high sensitivity.
GRAS 46BP-1
GRAS 46BP-1

The 46BP-1 is a standard 1/4" LEMO pressure microphone set with 200V polarization, suitable for high-frequency pressure measurements with high reliability.

· 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: LEMO.
  • Polarization: 200 V.
  • TEDS: Yes.
  • Type: Pressure.
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.