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Norsonic’s range of microphones covers most application and can be used as direct replacement with other brands. We offer a broad range of 1/2″ and 1/4″ preamplifiers.

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Design:   IEC 61094-4 Type WS2F
Frequency response:   Free-field type
Nominal external diameter:   1/2-inch (13.2 mm)
Sensitivity level (nominal value):   −27 dB (re. 1 V/Pa at 1 kHz) / 45 mV/Pa
Cartridge Capacitance (nominal value):   13 pF
Frequency range:   10 Hz to 20 kHz
Maximum input sound pressure level:   148 dBrms @ 3% distortion
Inherent noise (A-weighted equivalent sound pressure level):   <16 dB
Temperature sensitivity (ref to 23°C @ 1 kHz):
<±0.35dB (−10°C to +50°C)
<±0.5dB (−20°C to +60°C)
Humidity (ref 23°C , 50% RH):
< ±0.14 dB max. (at 1 kHz, no condensation, 90% RH or less)
Atmospheric pressure sensitivity (ref 101.325 kPa @ 250 Hz):
<±0.4 dB from 85 kPa to 108 kPa
<±0.9 dB from 65 kPa to 85 kPa

Ambient temperature/humidity range for operation:
−20°C to +60°C, 90% RH (no condensation)
Ambient temperature range for storage:   −20°C to +60°C
Dimensions (with protection grid):   13.2 mm dia. × 14.3 mm height
Preamplifier threads:   11.7 mm 60 UNS

Weight:   4.7 g
Warranty:   36 months

Applicable standards:
CE, UKCA, China RoHS
IEC 61672-1:2013 class1, ANSI/ASA S1.4-2014/Part 1 class 1,
JIS C 1509-1:2017 class 1, JIS C 1516:2020 class 1

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Nor1239 free-field microphone

  • Nor1239 free-field microphone -

    PD-Nor1239-March-2024.pdf (339.39KB)
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Norsonic AS
Gunnersbråtan 2
N-3409 Tranby
Norway

+47 32 85 89 00
info@norsonic.com

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