Model : HT426E01 | Microphone Preamplifier

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$ 525.00 USD
(Pricing valid in US only!)

High temperature 1/2-inch preamplifier

  • Nominal Microphone Diameter: 1/2"
  • Temperature Range: -40 to +257 °F (-40 to +125 °C)
  • Output Voltage: ±7 Vpk
  • Size - Length: 3.5 in (89 mm)

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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
.


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.


Accessories


Supplied
ERC-16 Calibration of ICP® microphone preamplifier 1


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