Norsonic tilbyder et stort udvalg af udendørsmikrofoner til forskellige typer af måleopgaver og permanent støjmonitorering. Lever op til IEC 60651, IEC 61672 klasse 1 og ANSI S1.4 type 1 (når frekvenskorrektion benyttes). Støjovervågning med Noise Compass retningsmikrofon.
Acoustic performance: IEC 60651, IEC 61672 class 1 and ANSI S1.4 type 1 (frequency correction applied) with a suitable instrument (Nor131/Nor139).
Max sound pressure level: >140 dB peak dependent on supply voltage.
Microphone cartridge: Nor1227 or Nor1228 (1/2” 50 mV/Pa)
Polarization voltage: 0 volt
Inherent noise: < 18 dB A-weighted
Reference direction: Vertical or horizontal dependent on the applied frequency correction
Ingress Protection Category: IP55 according to IEC 60529.
Supply voltage: IEPE
Power consumption: 30 mW (dependent on supplied current)
Connector: TNC
Temperature range: -40ºC to +85ºC
Height: 375 mm / 14.8”(1” pipe mounting), 450 mm / 17,7” with tripod adaptor
Diameter: Approx 80 mm / 3.1” (with windshield)
Weight: Approx 300 g (with preamp microphone)
Mounting thread: Standard 1” pipe threads according to ISO 228. When using the tripod adapter: 3/8” UNC.
