Rack or console mounted Analog Loudness Meter with dual dedicated ballistics for simultaneous peak and average readout
Microchip processor with accuracy of oscilloscope, ultra-fast response time of 600ms average, virtually instantaneous peak for seamless continuous display of peak/average relationship
Individual left and right XLR inputs for stereo mixing applications, +4 dB factory-calibrated
Display with 40 LED's providing 1dB resolution per LED
Proprietary "A" scale with 14dB of headroom
XLR, 6 DIP switches for function assignments, mini 8-pin DIN port out for access to alarm relays, meter mode functions, and peak hold modes, standard with unit
Input Impedance
20 kOhm balanced 10 kOhm single-ended, +/- 2%
Common Mode Rejection Ratio
80 dB at 60 Hz 60 dB at 20 kHz (balanced mode)
Input Sensitivity
-10 dB for full-scale display
Maximum Input Level
+24 dB before clipping
Signal Path Bandwidth
10 Hz - 25 kHz, +/- .25 dB
Signal Path Distortion
>1% THD at 1 kHz, +24 dB input
Sum Error
>0.1 dB at 1 kHz
Difference Error
>0.1 dB at 1 kHz
Display Resolution
40 LEDs, 1 dB/LED
Step Size Error
+/- 0.25 dB
Absolute Error
+/- 0.25 dB (Full Scale -39 dBu)
Drift
+/- 0.25 dB
Average Time Constant
600 mS, +/- 6%
Peak Acquisition Period
10 uS, to full-scale, sine input 25kHz
Peak Attack Period
Virtually Instantaneous
Peak Decay Period
180 mS, from full-scale to all LEDs off
Display Update Rate
Approximately 10 mS
Display Duty Cycle
Display Time, AVERAGE, PEAK HOLD - 75% Display Time, PEAK - 100%
Power Supply Input Range
117/237 VAC RMS, -20% to +10%, 50-60 Hz
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)
8.5 x 6.5 x 2.8" (215.9 x 165.1 x 71.1mm)
Weight
2.3 lb (1.04 kg)
Monster Cable
Cabo de XLR Macho para XLR Fêmea (série 100) - 10 pés (3,04m)