1. 67HA 1 m LEMO Hemisphere kit
    Freq range: 3.15 Hz to 20 kHz
    Dyn range: 17 dBA to 149 dB
    Sensitivity: 50 mV/Pa

    Measures incl. feet:
    Diagonal 2716 mm
    Height 1283 mm

    G.R.A.S. 67HA 1 m LEMO Hemisphere kit

    The G.R.A.S. hemispheres will hold and position the measurement microphones according to the standards and have been designed with focus on your workflow; They are very easy to assemble and it is easy to position and access the DUT. Furthermore, in best G.R.A.S. tradition they are optimized acoustically for correct and repeatable measurement data.

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  2. 67HA 1 m CCP Hemisphere kit
    Freq range: 3.15 Hz to 20 kHz
    Dyn range: 17 dBA to 138 dB
    Sensitivity: 50 mV/Pa

    Measures incl. feet:
    Diagonal 2716 mm
    Height 1283 mm

    G.R.A.S. 67HA 1 m CCP Hemisphere kit

    The G.R.A.S. hemispheres will hold and position the measurement microphones according to the standards and have been designed with focus on your workflow; They are very easy to assemble and it is easy to position and access the DUT. Furthermore, in best G.R.A.S. tradition they are optimized acoustically for correct and repeatable measurement data.

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  3. 67HB 2 m LEMO Hemisphere kit
    Freq range: 3.15 Hz to 20 kHz
    Dyn range: 17 dB(A) to 149 dB
    Sensitivity: 50 mV/Pa

    Measures incl. feet:
    Diagonal 4716 mm
    Height 2283 mm

    G.R.A.S. 67HB 2 m LEMO Hemisphere kit

    The G.R.A.S. hemispheres will hold and position the measurement microphones according to the standards and have been designed with focus on your workflow; They are very easy to assemble and it is easy to position and access the DUT. Furthermore, in best G.R.A.S. tradition they are optimized acoustically for correct and repeatable measurement data.

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  4. 67HB 2 m CCP Hemisphere kit
    Freq range: 3.15 Hz to 20 kHz
    Dyn range: 17 dBA to 138 dB
    Sensitivity: 50 mV/Pa

    Measures incl. feet:
    Diagonal 4716 mm
    Height 2283 mm

    G.R.A.S. 67HB 2 m CCP Hemisphere kit

    The G.R.A.S. hemispheres will hold and position the measurement microphones according to the standards and have been designed with focus on your workflow; They are very easy to assemble and it is easy to position and access the DUT. Furthermore, in best G.R.A.S. tradition they are optimized acoustically for correct and repeatable measurement data.

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  5. 67HA 1 m LEMO Lownoise Hemisphere kit
    Freq range: 10 Hz to 16 kHz
    Dyn range: 6.5 dB(A) to 110 dB
    Sensitivity: 850 mV/Pa

    Measures incl. feet:
    Diagonal 2716 mm
    Height 1283 mm

    G.R.A.S. 67HA 1 m LEMO Lownoise Hemisphere kit

    The G.R.A.S. hemispheres will hold and position the measurement microphones according to the standards and have been designed with focus on your workflow; They are very easy to assemble and it is easy to position and access the DUT. Furthermore, in best G.R.A.S. tradition they are optimized acoustically for correct and repeatable measurement data.

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  6. 67HB 2 m LEMO Lownoise Hemisphere kit
    Freq range: 10 Hz to 16 kHz
    Dyn range: 6.5 dB(A) to 110 dB
    Sensitivity: 850 mV/Pa

    Measures incl. feet:
    Diagonal 4716 mm
    Height 2283 mm

    G.R.A.S. 67HB 2 m LEMO Lownoise Hemisphere kit

    The G.R.A.S. hemispheres will hold and position the measurement microphones according to the standards and have been designed with focus on your workflow; They are very easy to assemble and it is easy to position and access the DUT. Furthermore, in best G.R.A.S. tradition they are optimized acoustically for correct and repeatable measurement data.

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  7. 50AI-B 1/2"  Intensity Probe
    Freq range: Ref. IEC 61043 Class 1
    Dyn range: 25 dB(A) to 152 dB
    Sensitivity: 25 mV/Pa

    G.R.A.S. 50AI-B 1/2" LEMO Intensity Probe

    The G.R.A.S. 50AI-B Sound-intensity Probe builds on more than 20 years of theory and practical experience in sound-intensity measurements. It is adjustable, durable and fully complies with the requirements in IEC 61043, Electroacoustics- Instruments for the Measurement of Sound Intensity- Measurements with Pairs of Pressure Sensing Microphones, 1993 for Class 1 Sound-intensity probes.

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  8. 50AI-C 1/2"  Intensity Probe
    Freq range: Ref. IEC 61043 Class 1
    Dyn range: 25 dB(A) to 152 dB
    Sensitivity: 25 mV/Pa

    G.R.A.S. 50AI-C 1/2" LEMO Intensity Probe

    The G.R.A.S. 50AI-C Sound-intensity Probe builds on more than 20 years of theory and practical experience in sound-intensity measurements. It is adjustable, durable and fully complies with the requirements in IEC 61043, Electroacoustics- Instruments for the Measurement of Sound Intensity- Measurements with Pairs of Pressure Sensing Microphones, 1993 for Class 1 Sound-intensity probes.

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  9. 50AI-D 1/2"  Intensity Probe
    Freq range: Ref. IEC 61043 Class 1
    Dyn range: 25 dB(A) to 152 dB
    Sensitivity: 25 mV/Pa

    G.R.A.S. 50AI-D 1/2" LEMO Intensity Probe

    The G.R.A.S. 50AI-D Sound-intensity Probe builds on more than 20 years of theory and practical experience in sound-intensity measurements. It is adjustable, durable and fully complies with the requirements in IEC 61043, Electroacoustics- Instruments for the Measurement of Sound Intensity- Measurements with Pairs of Pressure Sensing Microphones, 1993 for Class 1 Sound-intensity probes.

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  10. 50GI CCP Intensity Probe
    Freq range: Ref. IEC 61043 Class 1
    Dyn range: 27 dB(A) to 163
    Sensitivity: 12.5 mV/Pa

    G.R.A.S. 50GI CCP Intensity Probe

    G.R.A.S. 50GI is a sound intensity probe for direct connection to signal analyzers or data acqusition devices with IEPE inputs. The probe includes a pair of phase-matched prepolarized precision microphones which meet the requirements in IEC standard 61043 for a class-1 intensity probe. The small rugged 1/4" CCP preamplifiers ensure minimum disturbances to the sound field for accurate measurements in the full frequency range.

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  11. 50GI-R Intensity Probe with Remote Control
    Freq range: IEC 61043 Class 1
    Dyn range: 27 dB(A) to 163 dB
    Sensitivity: 12.5 mV/pa

    G.R.A.S. 50GI-R CCP Intensity Probe with Remote Control

    The 50GI-R is a sound intensity probe for direct connection to signal analyzers or data acquisition devices with IEPE inputs. The probe includes a pair of phase-matched prepolarized precision microphones which meet the requirements in IEC standard 61043 for a class-1 intensity probe. The small rugged ¼" CCP preamplifiers ensure minimum disturbances to the sound field for accurate measurements in the full frequency range.

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  12. 50GI-P CCP Rugged Intensity Probe
    Freq range: IEC 61043 Class 1
    Dyn range: 27 dB(A) to 163 dB
    Sensitivity: 12.5 mV/Pa

    G.R.A.S 50GI-P CCP Rugged Intensity Probe

    Type 50GI-P is a sound intensity probe for direct connection to signal analyzers or data acqusition devices with IEPE inputs. The probe includes a pair of phase-matched prepolarized precision microphones which meet the requirements in IEC standard 61043 for a class-1 intensity probe.

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  13. 50GI-RP CCP Rugged Intensity Probe
    Freq range: IEC 61043 Class 1
    Dyn range: 27 dB(A) to 163 dB
    Sensitivity: 12.5 mV/Pa

    G.R.A.S 50GI-RP CCP Rugged Intensity Probe

    Type 50GI-RP is a sound intensity probe for direct connection to signal analyzers or data acqusition devices with IEPE inputs. The probe includes a pair of phase-matched prepolarized precision microphones which meet the requirements in IEC standard 61043 for a class-1 intensity probe..

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  14. 50VI-1 Vector intensity probe
    Freq range: IEC 61043 Class 1
    Dyn range: 25 dB(A) to 152 dB
    Sensitivity: 25 mV/Pa

    G.R.A.S. 50VI-1 Vector intensity probe

    The G.R.A.S. 50VI-1 Vector Intensity Probe is a flexible and adjustable, two or three-dimensional sound-intensity probe. The probe handle has marked inputs for 3 pairs of preamplifiers (a pair for each of the mutually-perpendicular directions) and a 24-pin LEMO output socket at its base for connecting it to a suitable Power Module (e.g. Type 12AC) or Power Modules (via cable adapter).

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