Type 46AQ


Type 46AQ
A combination of ½-inch Prepolarized Random incidence Microphone Type 40AQ and ½- inch CCP Preamplifier Type 26CA with BNC coaxial connector.
For CCP transducers, the signal wire is used for reading the TEDS information directly from the preamplifier.
Specifications Type 46AQ
Frequency response:
3.15 Hz - 12.5 kHz: . . . . . . . . .± 2.0 dB
12.5 Hz - 8 kHz: . . . . . . . . .± 1.0 dB
12.5 kHz - 16 kHz: . . . . . . . . .± 3.0 dB
Nominal sensitivity:
50 mV/Pa
Polarization voltage:
0 V
Dynamic range:
Upper limit (peak): . . . . . . . . .135 dB re. 20 μ Pa
Lower limit (thermal noise): . . . 17 dBA re. 20 μ Pa
Output impedance:
Typical: . . . . . . . . .< 50 Ω
Power-supply:
2 m A to 20 m A (typically 4 m A)
Maximum signal-output voltage (peak):
± 8.0 V
Temperature:
Operation: . . . . . . . . .-30 oC to + 70 oC
Storage: . . . . . . . . .- 40 oC to + 85 oC
Coefficient (250 Hz):. . . . .0.01 dB / °C
(–10 °C to +50 °C)
Relative humidity:
Operation: . . . . . . . . .0 to 95 %
Storage: . . . . . . . . .0 to 95 %
Influence (250 Hz): . . . . . .< 0.1 dB
Static-pressure coefficient:
250 Hz at 25 °C: . . . . .– 0.008 dB / k Pa
Influence of axial vibration, 1 m/s2:
65 dB re. 20 μ Pa
Connector:
BNC: . . . . . . . . .Co-axial
Dimensions and weight:
Diameter: . . . . . . . .13.2 mm
Length: . . . . . . . . .84 mm
Weight: . . . . . . . . .35 g
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