Model Number
426A05
MICROPHONE PREAMPLIFIER
Revision: A
ECN #: 42966
[4]
Performance
ENGLISH
SI
Nominal Microphone Diameter
1/4"
1/4"
Gain
-0.19 dB
-0.19 dB
[1][2]
Frequency Response(± 0.1 dB)(re 1 kHz)
5 to 126,000 Hz
5 to 126,000 Hz
Frequency Response
(± 0.2 dB)(re 1 kHz)
3.2 to 126,000 Hz
3.2 to 126,000 Hz
Frequency Response
(-3 dB)(re 1 kHz)
<0.7 Hz
<0.7 Hz
Phase Linearity(<1 °)
63 to 20,000 Hz
63 to 20,000 Hz
Electrical Noise(A-weight)
<3.2 µV
<3.2 µV
[2]
Electrical Noise
(A-weight)
1.9 µV
1.9 µV
[1][2]
Electrical Noise
(Flat 20 Hz to 20 kHz)
<5.6 µV
<5.6 µV
[2]
Electrical Noise
(Flat 20 Hz to 20 kHz)
3.4 µV
3.4 µV
[1][2]
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 158 °F
-40 to 70 °C
Temperature Range
(Storage)
-40 to 185 °F
-40 to 85 °C
Temperature Response
<0.03 dB
<0.03 dB
Humidity Range(Non-Condensing)
0 to 95 %RH
0 to 95 %RH
Humidity Sensitivity
<0.03 dB
<0.03 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)
2x10
10
Ohm
2x10
10
Ohm
[1]
Capacitance(Input)
0.15 pF
0.15 pF
[1]
Output Bias Voltage
10 to 14 VDC
10 to 14 VDC
Impedance(Output)
<50 Ohm
<50 Ohm
Output Voltage(Maximum)
± 8 V
± 8 V
[1]
Physical
Housing Material
Stainless Steel
Stainless Steel
Size (Diameter x Length)
0.25 in x 1.74 in
6.4 mm x 44.2 mm
Weight
0.21 oz
6 gm
Electrical Connector
10-32 Coaxial Jack
10-32 Coaxial Jack
Mounting Thread(Microphone to Preamplifier)
0.2244 - 60 UNS
5.7 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 PS076 for details.
SUPPLIED ACCESSORIES:
Model ERC-16 Calibration of microphone preamplifier (1)
Entered: AP
Engineer: MT
Sales: MV
Approved: MT
Spec Number:
Date: 6/2/2014
Date: 6/2/2014
Date: 6/2/2014
Date: 6/2/2014
53855
3425 Walden Avenue, Depew, NY 14043
Phone: 716-684-0001
Fax: 716-684-0987
E-Mail: [email protected]
