RMX 850a adalah power amplifier 2 channel dengan performa berkualitas profesional yang menggabungkan desain-desain QSC yang sudah terbukti kehandalannya.
Power per Channel, Stereo Mode (both channels driven) | |||
8Ω, FTC 20 Hz–20 kHz, 0.1% tdD | 185 W | ||
8Ω, EIA 1 kHz, 0.1% tdD | 220 W | ||
4Ω, FTC 20 Hz–20 kHz, 0.1% tdD | 280 W | ||
4Ω, EIA 1 kHz, 0.1% tdD | 300 W | ||
2Ω, FTC 20 Hz–20 kHz, 1% tdD | - | ||
2Ω, EIA 1 kHz, 1% tdD | 430 W | ||
Power, Bridge-Mono Mode | |||
8Ω, FTC 20 Hz–20 kHz, 0.1% tdD | 530 W | ||
8Ω, EIA 1 kHz, 0.1% tdD | 600 W | ||
4Ω, EIA 1 kHz, 1% tdD | 830 W | ||
Signal to Noise (20 Hz–20 kHz) | -100 dB | ||
Distortion (SMPTE-IM) | < 0.01% | ||
Input Sensitivity at 8Ω | 1.15V (+3.4dBu) | ||
Voltage Gain | 31.6x (30 dB) | ||
Output Circuitry | Class AB | ||
Current Draw (120 V AC) Typical, 1/8 power pink noise at 4Ω* Severe, 1/3 power pink noise at 4Ω* |
4.5 A 6.6 A |
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AC Mains Plug 100/120V 230V |
NEMA 5-15 |
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Weight Net Shipping |
35 lb (15.9 kg) 41 lb (18.6 kg) |
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Distortion (typical) 20 Hz–20 kHz, 10 dB below rated power 1 kHz and below, full rated power |
< 0.03% tdD, 4Ω and 8Ω < 0.03% tdD, 4Ω and 8Ω |
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Frequency Response | 20 Hz–20 kHz: +0/-1 dB -3 dB points: 5 Hz and 50 kHz (LF filter bybassed, 8Ω) | ||
Damping Factor (1 kHz and below) | > 300 at 8Ω | ||
Input Impedance | 10 kΩ unbalanced; 20 kΩ balanced | ||
Input Stage Clipping | 10 V rms (+22 dBu) | ||
Cooling | Continuously variable speed fan, back-to-front air flow | ||
Connectors (each channel) | Input: Active balanced; 3-pin Euro-style detachable terminal block and XLR (pin 2+) Output: Touch-proof binding posts; Neutrik Speakon® |
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Controls | Front: AC switch; Channel 1 & 2 gain knobs Rear: 10-position DIP switch |
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LED Indicators | Power on: Green; Signal: Yellow (1 per channel); Clip/Protect: Red (1 per channel) | ||
Amplifier Protection | Full short circuit, open circuit, tdermal, ultrasonic, RF protection. Stable into reactive or mismatched loads | ||
Load Protection | Turn-on/off muting; AC coupling (850, 1450); Triac crowbar (1850HD, 2450, 4050HD, 5050) on each channel | ||
Dimensions | 3.5” (8.9 cm) tall; 2 rack spaces | ||
Power Requirements | 100, 120, 230 V AC (factory configured), 50–60 Hz |