Chauvin Arnoux C.A 1310 噪音计 (30.0 ~ 130.0 dB; Dataloger)

Microphone: ½" electret-condenser microphone

Measurement range: 30.0 to 130.0 dB

Frequency range: 20 Hz to 8 kHz

Accuracy: (in reference conditions at 94 dB, 1 kHz) ± 1 dB

Frequency weighting: A / C

Time weighting FAST: 125 ms / SLOW: 1 second

FUNCTIONS

Measurement modes: SPL (sound pressure level), Leq (equivalent continuous sound level),

Max L (maximum sound level), Min L (minimum sound level)

Recording: 64,000 points

Time display and time/date-stamping Yes

Min/Max Yes

DISPLAY

Digital display: 0.1 dB resolution / Display refresh rate: 500 ms

Bargraph: 50 segments, display refresh rate: 50 ms

Backlighting: Yes

POWER SUPPLY

Batteries: 1.5V AA x 4

Battery life: More than 60 hours

PHYSICAL SPECIFICATIONS

Interfaces Micro USB for data transfer or use of mains power supply

Analogue AC / DC Jack output: AC output: 1 Vrms at full scale / DC output: 10 mV / dB

Tripod insert: Yes

Dimensions / weight 262 x 75 x 39 mm / 390 g (with batteries)

Ingress protection IP 40