Crest Audio Pro-LITE 2.0 / 3.0, Руководство пользователя

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36
Crest
®
Pro-LITE
®
2.0 DSP Specification Sheet
Rated Power Bridged 4 ohms 2100 watts 20ms repetitive burst / 1950 watts @ 1 kHz 1% T.H.D.
Rated Power 2ch x 2 ohms 1100 watts 20ms repetitive burst / 900 watts 1% THD both channels driven @
1kHz.
Rated Power 2ch x 4 ohms
600 watts 20ms repetitive burst / 570 watts 1% THD / 530 watts 0.15% THD,
both channels driven @ 1kHz.
Rated Power 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 30 (+29.5 dB)
Crossover Adjustable High Pass and Low Pass filter per channel. Filter Types: 12dB/oct
2nd order, 18dB/oct 3rd order, 24dB/oct 4th order Butterworth and 24dB/oct
4th order Linkwitz –Riley.
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 1.53 volts +/- 3% for 1 kHz 4 ohm rated power, 1.4 volts +/- 3% for 1 kHz.
2 ohm rated power
Input Impedance 12 kilohms, balanced and 6 kilohms unbalanced.
Current Draw @ 1/8 in VA (watts)
540 (315) @ 2 ohms, 370 (185) @ 4 ohms, 240 (115) @ 8 ohms.
Current Draw @ 1/3 in VA (watts)
1250 (760) @ 2 ohms, 750 (425) @ 4 ohms, 460 (240) @ 8 ohms.
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: <10 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 and AC limitations.
*Net Weight does not include power cord.