ขาย Extech 407703A

The Extech 407703A Sound Level Meter with MAX HOLD front-panel select switch that stores highest reading on the display.

407703A: Analog Sound Level Meter

54 to 126dB Sound Level Meter with ±2dB Accuracy

Features:

Measurement range from 54 to 126 dB in 7 ranges
Accuracy: ± 2dB @ 94dB, 1000Hz
Analog output for connection to chart recorders, dataloggers, etc.
Selectable weighting (‘A’ or ‘C’) and response time (Fast or Slow)
Tripod mount and 9V battery powered
Ideal for field use including: noise ordinance violations, community/traffic noise measurements, acoustic studies and stereo balancing

Specifications:

Range

54 to 126 dB

Accuracy

± 2dB @ 94dB, 1000Hz

Weighting

'A' and 'C' (Selectable)

Response time

FAST and SLOW (Selectable)

Microphone

0.5" Electret Condenser type

Analog output

AC: 0.707Vrms

Power Supply

9V Battery

Dimensions

2.7 x 7.1 x 1.4" (68 x 180 x 36mm)

Weight

5.1 oz. (160g)