User manual CREST AUDIO PRO SERIES 8001 SPECIFICATIONS

[. . . ] Actively balanced female XLR input connections and 5-way output binding post connectors are provided for each channel. The 8001 is fully compatible with the other Professional Series amplifiers, Octal Socket Accessories and the NexSys® computercontrolled audio system. 8001 Features · · · · · · · · · · NexSys ready Toroidal power transformer Tunnel cooling 105 CFM AC fan, with twin speed option High thermal mass heat sinks Balanced XLR inputs 5-way output binding post connectors Stereo/Parallel/Bridged Mono mode selector switch Rear panel ground lift jumper 8001 protection circuitry: - Clip Limiting prevents speaker damage with gentle gain reduction at clip threshold. - IGM (Instantaneous Gain Modulation) monitors connected loads to detect conditions that may overstress output devices, allowing safe operation into nominal 2 impedances. [. . . ] The amplifier shall include cirDC voltage, turn-on/off transient, sub/ultrasonic input. cuitry to gradually increase gain to attenuator setting levTHD+N (rated power at 4, 1kHz) <0. 025% els when the amplifier is turned on, and circuitry for SMPTE IMD (rated power at 8, 60Hz & 7kHz) <0. 1% impedance sensing and clip limiting. Damping Factor (10-400Hz at 8) 400:1 The amplifier shall have a voltage gain of X40 with an Input CMRR (1kHz) >60 dB input sensitivity of 1. 75V for rated power at 4 ohms. The Input Sensitivity (rated power at 4 ) 1. 75V RMS hum and noise level shall be greater than 100 dB below Voltage Gain X40 rated output, "A" weighted. SMPTE IMD shall be less Input Impedance (balanced) >20k than 0. 1%, rated power at 8, 60Hz &7kHz. The amplifier Hum and Noise ("A" weighted, full power, 4) > -100 dB Crosstalk ("A" weighted, full power, 4) > -60dB shall have a class H output stage with a modulated power Class H supply. The frequency response shall be greater than Input Connectors (per channel) Female XLR (pin 3+), Octal Socket 20Hz-20kHz, +0/-0. 3dB (1W/8). Output Connectors (per channel) 2 pair 5-way output binding posts The amplifier shall operate at 100-240V, 50-60 Hz AC Filter Storage 70, 000 µF (configured at factory). Maximum current draw shall not Power Supply (factory configured) 100V-240V, 50-60Hz exceed 37. 5 amperes at 120VAC, (circuit breaker limited), Idle Current Draw (120V) 1. 6A with both channels driving continuously into a 4 ohm resis1/8 Power Curr. Draw (continuous music, 120V/4) 21. 8A The amplifier front panel shall include Active, Temp/DC, Max Curr. Draw (circuit breaker rating, 120V/4) 37. 5A Signal Present and Clip/Limit LED indicators for each Thermal Emissions (1/8 Power, 4) 3380 BTU/hr Thermal Emissions (1/3 Power, 4) 6140 BTU/hr channel, a combination power switch/magnetic circuit Cooling Rear to front tunnel heatsink, 105 CFM AC fan, 2-speed optional. breaker and recessed and detented gain pots. Controls Front panel: 2 attenuators, circuit breaker/power switch; Rear panel input connectors shall be XLR type, one female Rear panel: mode switch, signal ground lift jumper. Output connectors shall be 5-way binding LED Indicators (per channel) Clip/Limit, Signal, Temp/DC, Active posts, two pair per channel. Octal sockets for optional Construction 14 ga. steel chassis, 0. 25" (6mm) aluminum front panel accessary modules and a signal/ground lift jumper shall be Dimensions (Height x Width x Depth) 5. 25"x19"x15" (16" to rear ears) provided. [. . . ] The amplifier shall be designated the Crest Audio Model 8001. Rear View PUSH IN B PUSH IN A CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN AVIS : RISQUE DE CHOC ÉLECTRIQUE--NE PAS OUVRIR PIN 3+ WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. POUR ÉVITER LE RISQUE D'INCENDIE OU DE CHOC ÉLECTRIQUE, NE PLACEZ PAS CET APPAREIL SOUS LA PLUIE OU Á L'HUMIDITÉ -OUT A + -OUT A + + BRIDGE -- + BRIDGE -- A PARALLEL USA ONLY MODEL # 8001 MAXIMUM INPUT CURRENT @ 120V, 60Hz 30 AMPS OUTPUT POWER IN WATTS PER CHANNEL, 2 1400W + OUT B -+ OUT B -- SIGNAL GROUND LIFT BRIDGE OUTPUT - CLASS 1 WIRING MAY BE USED STEREO Designed & manufactured in the USA by: B Crest Audio Inc. Paramus, New Jersey 07652 USA Crest Audio Inc. [. . . ]