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Dorrough 10-A Analog Loudness Meter + 14dB

B&H# DO10A
Mfr#
10-A

Price: $ 459.00

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Important Notice!
This is a special order item and is non-cancelable and non-returnable. Est. arrival at B&H is 7-14 business days (subject to availability). You will be charged upon placing your order.

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Dorrough 10-A Analog Loudness Meter + 14dB

Features
Specifications

Input Impedance: 20k Ohm balanced, 10k Ohm single-ended, ±2%

Common Mode Rejection Ratio: 80dB at 60Hz, 60dB at 20KHz (balanced mode)

Input Sensitivity: -10dB for full-scale display

Maximum Input Level: +24dB before clipping

Signal Path Bandwidth: 10Hz - 25KHz, ± .25dB

Signal Path Distortion: Less than 1% THD at 1KHz, +24dB input

Sum Error: Less than 0.1dB at 1KHz

Difference Error: Less than 0.1dB at 1KHz

Display Resolution: Less than 0.1dB at 1KHz

Step Size Error: ± 0.25dB

Absolute Error: Full Scale -39dBu: ± 0.25dB model A,B,C

Drift: ± 0.25dB

Average Time Constant: 600mS, ± 6%

Peak Acquisition Period: 10uS, to full-scale, sine input 25KHz

Peak Attack Period: Virtually instantaneous

Peak Decay Period: 180mS, from full-scale to all LEDs off (models A, B, C)

Display Update Rate: Approximately 10mS

Display Duty Cycle

Display Time, AVERAGE, PEAK HOLD - 75%

Display Time, PEAK - 100%

Power Supply Input Range: 117/237VAC RMS, -20% to +10%, 50-60Hz

Calibration Controls: None Needed

User Controls

Left/Right input sensitivity Option DIP Switch

A) Peak Auto [ON]

B) Difference Mode [ON/OFF]

C) Over Level Alarm [ENABLE]

D) Under Level Alarm [ENABLE]

E) Auto ARMP

User Port

DB-9 Connector A) Alarm relay closure contacts 1 form C, 1A, 30V AC or DC

B) Mode control switch (user supplied)

C) PEAK function switch (user supplied)

Dimensions (WxDxH): 4.25 x 3.0 x 2.0" (1.7 x 1.2 x 0.8cm)

Weight: Not specified by the manufacturer

What's in the Box

Dorrough 10-A Analog Loudness Meter + 14dB

External Power Supply

2-Year Warranty

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Dorrough 10-A Analog Loudness Meter + 14dB

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