Crest Audio Pro Lite 7.5

Description

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Crest Audio Pro Lite 7.5
SPECIFICATIONS:

Rated Watts 2ch x 2 ohms
4800 watts 20ms repetitive burst / 3790 watts 1% THD both channels driven @ 1kHz.
Rated Watts 2ch x 4 ohms
2810 watts 20ms repetitive burst / 2450 watts 1% THD / 2030 watts 0.15% THD, both channels driven @ 1kHz.
Rated Watts 2ch x 8 ohms
1550 watts 20ms repetitive burst / 1425 watts 1% THD / 1200 watts 0.15% THD, both channels driven @ 1kHz.
Minimum Load Impedance
2 ohms
Maximum RMS Voltage Swing
124 volts
Frequency Response
20Hz – 25kHz; +0dB, -3dB
20Hz – 20kHz 2ch x 2 ohms
<0.5% @ 3390 watts 20Hz to 4kHz, decreasing to 3100 watts @ 20kHz, both channels driven.
20Hz – 20kHz 2ch x 4 ohms
<0.15% @ 1850 watts 20Hz to 20kHz, both channels driven.
20Hz – 20kHz 2ch x 8 ohms
<0.15% @ 1170 watts 20Hz to 20kHz, both channels driven.
Input CMRR
> – 75dB @ 1 kHz
Voltage Gain
x 40 (+32dB)
Crossover
100Hz switchable 2nd order high pass and 3rd low pass per channel.
Crosstalk
> -60dB @ 1kHz @ 1000 watts power @ 8 ohms.
Hum and Noise
> -100dB, “A” weighted referenced to rated power @ 4 ohms.
Slew Rate
> 12V/μs
Damping Factor (8 ohms)
> 200:1 @ 20Hz – 1kHz @ 8 ohms
Phase Response
+15 to -85 degrees from 20Hz to 20kHz
Input Sensitivity
2.25 volts +/- 3% for 1kHz 4 ohm rated power, 2.2 volts +/- 3% for 1kHz 2 ohm rated power
Input Impedance
20 kilohms, balanced and 10 kilohms unbalanced.
Current Draw @ 1/8 in VA (watts)
2210 (1440) @ 2 ohms, 1550 (950) @ 4 ohms, 985 (560) @ 8 ohms
Current Draw @ 1/3 in VA (watts)
4260 (3150) @ 2 ohm, 3120 (2160) @ 4 ohms, 1890 (1200) @ 8 ohms
Idle Consumption
250VA, 120 watts.
Cooling
3 temperature dependent variable speed fans.
Controls
2 front panel attenuators, crossover select switch for HPF, Normal and LPF
Indicator LEDs
Five LED indicators per channel: Active, Signal, DDT, Temperature and DC
Protection
Thermal, DC, subsonic, incorrect loads, under and over voltage
Connectors
Inputs: Dual combination 1/4” XLR, Outputs: Dual 1/4” thru, one 2-pin & one 4 pin twist-lock connector
Construction
0.062” thick aluminum
Dimensions
3.5”x19”x 17” behind front panel + 0.6” for handle
Net Weight
6.61kg (14.6lbs.*)
Gross Weight
8.34kg (18.4lbs.)