Crest Audio Pro-LITE 2.0 / 3.0, Руководство пользователя

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Crest
®
Pro-LITE
®
2.0 Specification Sheet
Rated Power Bridge 4 ohms
2100 watts 20ms repetitive burst / 1950 watts @ 1 kHz 1% T.H.D.
Rated Watts 2ch x 2 ohms 1100 watts 20ms repetitive burst / 900 watts 1% THD both channels driven @
1kHz.
Rated Watts 2ch x 4 ohms
600 watts 20ms repetitive burst / 570 watts 1% THD / 530 watts 0.15% THD,
both channels driven @ 1kHz.
Rated Watts 2ch x 8 ohms 370 watts 20ms repetitive burst / 325 watts 1% THD / 300 watts 0.15% THD,
both channels driven @ 1kHz.
Minimum Load Impedance
2 ohms
Maximum RMS Voltage Swing 56 volts
Frequency Response 10Hz - 30kHz; +/- 3 dB at 1 watt, eight ohms.
20Hz - 20kHz 2ch x 2 ohms <0.25% @ 800 watts 20Hz to 4kHz, decreasing to 760 watts @ 20kHz, both
channels driven.
20Hz - 20kHz 2ch x 4 ohms
<0.15% @ 540 watts 20Hz to 20kHz, both channels driven.
20Hz - 20kHz 2ch x 8 ohms <0.15% @ 300 watts 20Hz to 20kHz, both channels driven.
Input CMRR > - 69 dB @ 1 kHz.
Voltage Gain x 60 (+35 dB)
Crossover
100Hz switchable 2
nd
order high pass and 3
rd
low pass per channel.
Crosstalk > -70dB @ 1kHz @ 250 watts power @ 8 ohms.
Hum and Noise > -100 dB, “A” weighted referenced to rated power @ 4 ohms.
Slew Rate > 12V/μs
Damping Factor (8 ohms)
> 170:1 @ 20Hz - 1kHz @ 8 ohms.
Input Sensitivity .775 volts +/- 3% for 1kHz 4 ohm rated power, .35 volts +/- 3% for 1kHz 2
ohm rated power.
Input Impedance 15k ohms, balanced and 7.5k ohms unbalanced.
Current Draw @ 1/8 540 (315) @ 2 ohms, 370 (185) @ 4 ohms, 240 (115) @ 8 ohms.
power in VA (watts)
Current Draw @ 1/3 1250 (760) @ 2 ohms, 750 (425) @ 4 ohms, 460 (240) @ 8 ohms.
power in VA (watts)
Idle Consumption 90VA, 40watts.
Cooling
Temperature dependent variable speed 80 mm DC fan.
Controls 2 front panel attenuators, crossover select switch for HPF, Normal and LPF
Indicator LEDs Five LED indicators per channel: Active, DC, Temp, Sig and ACL
™
Protection Thermal, DC, subsonic, incorrect loads, under and over voltage.
Connectors Inputs: Dual Combination 1/4” XLR, Outputs: Three 4-pin twist-lock
connectors for 2 channels plus bridge.
Construction 18 ga. galvanized steel
Dimensions
3.5”x19”x 10.5” behind front panel + 0.6” for handle
Net Weight 4.94 kg (10.90 lbs.*)
Gross Weight 6.02 kg (13.3 lbs.)
Rated power readings made with BW: 20 Hz to 22 kHz. All power measurements made @ 120 VAC or 240VAC.
2 ohm steady state sine wave power is time limited by circuit breaker
*Net Weight does not include power cord.