1. 46AE 1/2'' Free-field Set
    Freq range: 3.15 Hz to 20 kHz
    Dyn range: 17 dB(A) to 138 dB
    Sensitivity: 50 mV/Pa
    Use: For general acoustic diagnostics

    G.R.A.S. 46AE 1/2'' CCP Free-field Standard Microphone Set

    The G.R.A.S. 46AE is a 1/2" Constant Current Power (CCP) free-field microphone set for measuring medium sound pressure levels at medium frequencies. It is terminated with a BNC connector and is TEDS compatible. The equivalent traditional 200 V (LEMO) type is G.R.A.S. 46AF.

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  2. 45BB-3 For Sound Quality Recording, 2-Ch LEMO
    Connection: Traditional Power Supply (200 V/LEMO)
    Channel(s): 2
    ANSI: S3.36
    ITU-T Rec. P.57 Type 3.3 based on ITU-T Rec. P.58

    G.R.A.S. 45BB-3 KEMAR Head & Torso for Sound Quality Recording, 2-Ch LEMO

    The 45BB-3 KEMAR Head and Torso for Sound Quality Recording is an acoustic research tool with built-in 1/2" microphones for realistic sound quality testing and recordings. It is easy ro replace the 1/2" microphones with 1/4" microphones if preferred. Its CCP equivalent is G.R.A.S. 45BB-4 KEMAR Head & Torso for Sound Quality Recording, 2-Ch CCP.

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  3. 45BB-4 For Sound Quality Recording, 2-Ch CCP
    Connection: Constant Current Power (0 V/CCP)
    Channel(s): 2
    ANSI: S3.36
    ITU-T Rec. P.57 Type 3.3 based on ITU-T Rec. P.58

    G.R.A.S. 45BB-4 KEMAR Head & Torso for Sound Quality Recording, 2-Ch CCP

    The 45BB-4 KEMAR Head and Torso for Sound Quality Recording is an acoustic research tool with built-in 1/2" microphones for realistic sound quality testing and recordings. It is easy ro replace the 1/2" microphones with 1/4" microphones if preferred. Its LEMO equivalent is G.R.A.S. 45BB-3 KEMAR Head & Torso for Sound Quality Recording, 2-Ch LEMO.

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  4. 40PS-1 CCP Surface Mic
    Freq range: 10 Hz to 12 kHz
    Dyn range: 27 dB(A) to 145 dB
    Sensitivity: 15 mV/Pa

    G.R.A.S. 40PS-1 CCP Surface Microphone

    The G.R.A.S. Surface Microphone 40PS-1 is a low-profile, light surface microphone for general purpose measurements on planar and curved surfaces exposed to slipstreams.

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  5. 40LS 1/4" CCP Precision Surface Mic
    Freq range: 5 Hz to 70 kHz
    Dyn range: 46 dB(A) to 167 dB
    Sensitivity: 1.8 mV/Pa

    G.R.A.S. 40LS 1/4" CCP Precision Surface Microphone

    The G.R.A.S. 40LS High-Precision Surface Microphone is a high-precision microphone for measurements on planar and curved surfaces. It has a wide useful frequency range reaching up to 70 kHz and a large dynamic range topping at around 167 dB.

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  6. 47BX 1/4" CCP Flush-mount Microphone Set
    Freq range: 4 Hz to 70 kHz
    Dyn range: 44 dB(A) to 166 dB
    Sensitivity: 1.6 mV/Pa

    G.R.A.S. 47BX 1/4" CCP Flush-mount Microphone Set

    The G.R.A.S. 47BX 1/4" CCP Flush-Mounted Microphone Set is a low profile 1/4" precision pressure microphone with built-in CCP preamplifier.

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  7. 47AX 1/2'' CCP Flush-mount Mic Set
    Freq range: 3.15 Hz to 20 kHz
    Dyn range: 22 dB(A) to 150 dB
    Sensitivity: 12.5 mV/Pa

    G.R.A.S. 47AX 1/2'' CCP Flush-mount Microphone Set

    The G.R.A.S. 47AX 1/2" CCP Flush-Mount Microphone Set is a low profile 1/2" precision pressure microphone with built-in CCP preamplifier.

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  8. 26CK 1/2'' CCP Standard Preamp, Very Short (Mdot)
    Freq range: 2.5 Hz - 200 kHz
    Noise: 1.8 µV
    Gain: -0.45 dB
    Special feature: For confined spaces

    G.R.A.S. 26CK 1/2” CCP Standard Preamplifier with Microdot Connector, Very Short

    The G.R.A.S. 26CK ½” Preamplifier, Very Short is a very small preamplifier optimized for use with prepolarized condenser microphones. It is a robust unit that uses a constant current power (CCP) supply. The 26CK has a very low inherent noise level, a large dynamic range, and a frequency response from below 2 Hz to above 200 kHz.

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