high temperature 1/2-inch preamplifier

Microphone Preamplifier

Model HT426E01

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  • CE
  • IP

High temperature 1/2-inch preamplifier

    Specification Notes

    [1] Typical.
    [2] TEDS Capable Digital Memory and Communication, compliant with IEEE P1451.4
    [3] Measured with a 12 pF reference microphone.
    [4] At 22 °C
    [5] At 120 °C
    [6] Maximum.
    [7] Limited to 120°C if ICP current > 4 mA
    [1] Typical.
    [8] See PCB Declaration of Conformance PS065 for details.

    English: SI:
    Performance
    Nominal Microphone Diameter 1/2" 1/2"
    Gain (re 1 kHz) -0.06 dB -0.06 dB [1] [3]
    Frequency Response (±0.1 dB) (re 1 kHz) 6.3 to 126000 Hz 6.3 to 126000 Hz [3] [4]
    Frequency Response (-3 dB) (re 1 kHz) <1.58 Hz <1.58 Hz [3] [4]
    Frequency Response (±0.1 dB) (re 1 kHz) 10 to 126000 Hz 10 to 126000 Hz [3] [5]
    Phase Linearity (±1 °) 63 to 40000 Hz 63 to 40000 Hz [3]
    Phase Linearity (<+10 °) 10 to 63 Hz 10 to 63 Hz [3]
    Electrical Noise(at 22 °C) (A-weight) ≤4.9 µV ≤4.9 µV [3]
    Electrical Noise(at 22 °C) (A-weight) 3.1 µV 3.1 µV [1] [3]
    Electrical Noise(at 22 °C) (Flat 20 Hz to 20 kHz) ≤13.4 µV ≤13.4 µV [3]
    Electrical Noise(at 22 °C) (Flat 20 Hz to 20 kHz) 9.3 µV 9.3 µV [1] [3]
    Electrical Noise(at 120 °C) (A-weight) ≤9.6 ≤9.6 [3]
    Electrical Noise(at 120 °C) (A-weight) 6.4 6.4 [1] [3]
    Electrical Noise(at 120 °C) (Flat 20 Hz to 20 kHz) ≤37.1 ≤37.1 [3]
    Electrical Noise(at 120 °C) (Flat 20 Hz to 20 kHz) 24.7 24.7 [1] [3]
    Distortion (3 V rms input at 1 kHz) <-70 dB <-70 dB [3]
    Output Slew Rate 2 V/µS 2 V/µS [1]
    TEDS Compliant Yes Yes [2]
    Environmental
    Temperature Range (Operating) -40 to +257 °F -40 to +125 °C [7]
    Temperature Response ±0.1 dB ±0.1 dB [6]
    Humidity Range (Non-Condensing) 0 to 95 %RH 0 to 95 %RH
    Humidity Sensitivity ±0.1 dB ±0.1 dB [6]
    Electrical
    Excitation Voltage 20 to 32 VDC 20 to 32 VDC
    Constant Current Excitation 2 to 10 mA 2 to 10 mA
    Impedance (Input) 9.4 GOhm 9.4 GOhm [1]
    Capacitance (Input) 0.06 pF 0.06 pF [1]
    Output Bias Voltage 10 to 14 VDC 10 to 14 VDC
    Impedance (Output) <55 Ohm <55 Ohm
    Output Voltage (Maximum) ±7 Vpk ±7 Vpk
    Physical
    Housing Material Stainless Steel Stainless Steel
    Size - Diameter 0.5 in 13 mm
    Size - Length 3.5 in 89 mm
    Weight 1.45 oz 41 g [1]
    Electrical Connector BNC Jack BNC Jack
    Mounting Thread (Microphone to Preamplifier) 0.4606 - 60 UNS 11.7 mm - 60 UNS

    * All specifications are at room temperature unless otherwise specified.

    Accessories
    Supplied
    ERC-16 Calibration of ICP® microphone preamplifier 1

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