1. 46BD 1/4" Pressure Set
    Freq range: 4 Hz to 70 kHz
    Dyn range: 44 dB(A) to 166 dB
    Sensitivity: 1.45 mV/Pa

    G.R.A.S. 46BD 1/4" CCP Pressure Standard Microphone Set

    The 46BD is a 1/4" CCP microphone set for pressure measurements. Learn More
  2. 41CN Outdoor Mic System, community noise
    Dyn response: 20 to 156
    Sensitivity: 50 mV/Pa
    90° incidence (community noise)

    G.R.A.S. 41CN Permanent Outdoor Microphone System for community noise

    G.R.A.S. 41CN Permanent Outdoor Microphone System for community noise Learn More
  3. 41AM Outdoor Mic System, airport noise
    Dyn range: 20 dB(A) to 156 dB
    Sensitivity: 50 mV/Pa
    0° incidence (airport noise)

    G.R.A.S. 41AM Permanent Outdoor Microphone System for airport noise

    The G.R.A.S. 41AM Outdoor Microphone System is for outdoor use whenever trouble-free acoustic measurements and, in particular, noise monitoring around airports are required.

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  4. 41AC-2 LEMO Outdoor Microphone, RemoteCheck
    Standard: IEC 61672-1
    Special features:
    RemoteCheck
    Configurable for 90 or 0 degrees of incidence
    IP55 proof

    G.R.A.S. 41AC-2 LEMO Outdoor Microphone with RemoteCheck for Community and Airport Noise

    The 41AC-2 is an outdoor microphone for unattended use for prolonged periods of time. It can be used for community noise applications or for monitoring of overhead aircraft noise. It has RemoteCheck for monitoring of the mesurement chain. Learn More
  5. 41AC-3 CCP Outdoor Microphone
    Standard: IEC 61672-1
    TEDS
    Special features:
    Configurable for 90 or 0 degrees of incidence
    IP55 proof

    G.R.A.S. 41AC-3 CCP Outdoor Microphone for Community & Airport Noise

    The 41AC-3 is an outdoor microphone for unattended use for prolonged periods of time. It can be used for community noise applications or for monitoring of overhead aircraft noise. Learn More
  6. 41AC-4 LEMO Outdoor Microphone (0 V pol.)
    Standard: IEC 61672-1
    Configurable for 90 or 0 degrees of incidence
    IP55 proof

    G.R.A.S. 41AC-4 LEMO Outdoor Microphone for Community and Airport Noise (0 V pol.)

    The 41AC-4 is an outdoor microphone for unattended use for a prolonged period of time. It can be used for community noise applications or for monitoring of overhead aircraft noise. Learn More
  7. AM0009 Windscreen for 41AM/CN

    Max.diameter x height: 70 x 120 mm
    Material: Foam

    G.R.A.S. AM0009 Windscreen for 41AM/CN

    The G.R.A.S. AM0009 is a set of 5 windscreens.  The windscreen is included with the complete windscreens with birdspikes i.e. AM0145, AM0370, and AM0052 but can be replaced separatelly when worn out.
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  8. AM0052 Complete Windscreen for 41AM/CN

    Material: Foam and stainless steel

    G.R.A.S. AM0052 Complete Windscreen for 41AM/CN

    The AM0052 is a windscreen, complete with antibird spikes, for mounting on the Outdoor Microphone Systems G.R.A.S. 41AM and 41CN.

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  9. AM0089 Lownoise Windscreen for 41AM/CN

    Outer diameter: 150 mm
    Hole diameter:  54 mm
    Material: Foam

    G.R.A.S. AM0089 Lownoise Windscreen for 41AM/CN

    The AM0089 is a spherical windscreen for fitting directly over an existing windscreen with bird spikes, i.e. for outdoor and environmental microphones.
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  10. /

    Windscreen for G.R.A.S. 41AC Outdoor microphones
    Material: Foam

    G.R.A.S. AM0378 Windscreen for 41AC

    The AM0378 is a windscreen specially designed and optimized for use with G.R.A.S. 41AC Outdoor microphones for sound pressure measurements under free-field conditions, i.e. in situations where you want to reduce wind noise.

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  11. AC0001 Calibration Control Box for 41AM/CN

    G.R.A.S. AC0001 Calibration Control Box for 41AM/CN

    Calibration Control Box for G.R.A.S. 41AM/41CN. The AC0001 is a control box with local and remote facilities for switching on/off the Actuator Calibration of the G.R.A.S. 41AM and 41CN Outdoor Microphone Systems. It also has a BNC output for analysing the signals from these Outdoor Microphone Systems. It can be connected to a 12 – 18 V DC mains/line adapter for powering the G.R.A.S. 41AM and 41CN.

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