Model Number
426A10
MICROPHONE PREAMPLIFIER
Revision: D
ECN #: 42881
[4]
Performance
ENGLISH
SI
Nominal Microphone Diameter
1/2"
1/2"
Gain
-0.1 dB
-0.1 dB
[1][2]
Frequency Response(± 0.1 dB)(re 1 kHz)
80 to 125,000 Hz
80 to 125,000 Hz
Frequency Response
(-3 dB)(re 1 kHz)
<10 Hz
<10 Hz
Phase Linearity(<1 °)
500 to 20,000 Hz
500 to 20,000 Hz
Phase Linearity
(-1 to +10 °)
50 to 500 Hz
50 to 500 Hz
Electrical Noise(A-weight)
<3.6 µV
<3.6 µV
[2]
Electrical Noise
(A-weight)
2.6 µV
2.6 µV
[2][1]
Electrical Noise
(Flat 20 Hz to 20 kHz)
<11.2 µV
<11.2 µV
[2]
Electrical Noise
(Flat 20 Hz to 20 kHz)
7.8 µV
7.8 µV
[2][1]
Distortion(3 V rms input at 1 kHz)
<-70 dB
<-70 dB
Output Slew Rate
2 V/µS
2 V/µS
[1]
TEDS Compliant
Yes
Yes
[3]
Environmental
Temperature Range(Operating)
-40 to +176 °F
-40 to +80 °C
Temperature Response
<0.05 dB
<0.05 dB
Humidity Range(Non-Condensing)
0 to 95 %RH
0 to 95 %RH
Humidity Sensitivity
<0.05 dB
<0.05 dB
Electrical
Excitation Voltage
20 to 32 VDC
20 to 32 VDC
Constant Current Excitation
2 to 20 mA
2 to 20 mA
Impedance(Input)
2 GOhm
2 GOhm
[1]
Capacitance(Input)
0.2 pF
0.2 pF
[1]
Output Bias Voltage
10 to 14 VDC
10 to 14 VDC
Impedance(Output)
<50 Ohm
<50 Ohm
Output Voltage(Maximum)
± 7 Vpk
± 7 Vpk
Physical
Housing Material
Stainless Steel
Stainless Steel
Size (Diameter x Length)
0.5 in x 3.18 in
12.7 mm x 80.7 mm
Weight
1.34 oz
38 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.
In the interest of constant product improvement, we reserve the right to change specifications without notice.
ICP
®
is a registered trademark of PCB Group, Inc.
OPTIONAL VERSIONS
Optional versions have identical specifications and accessories as listed for the standard model
except where noted below. More than one option may be used.
NOTES:
[1] Typical.
[2] Measured with an 18 pF reference microphone.
[3] TEDS Capable Digital Memory and Communication, compliant with IEEE P1451.4
[4] See PCB Declaration of Conformance PS073 for details.
SUPPLIED ACCESSORIES:
Model ERC-16 Calibration of microphone preamplifier (1)
Entered: AP
Engineer: MT
Sales: MV
Approved: MT
Spec Number:
Date: 5/6/2014
Date: 5/6/2014
Date: 5/6/2014
Date: 5/6/2014
29430
3425 Walden Avenue, Depew, NY 14043
Phone: 716-684-0001
Fax: 716-684-0987
E-Mail: [email protected]
Summary of Contents for 426A10
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