Model |
RMX 850a |
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 |
200 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* |
4.5 A |
Severe, 1/3 power pink noise at 4Ω* |
6.6 A |
AC Mains Plug |
NEMA 5-15 |
230V |
CEE7/7 |
Distortion (typical) |
|
20 Hz–20 kHz, 10 dB below rated power |
< 0.03% tdD, 4Ω and 8Ω |
1 kHz and below, full rated power |
< 0.03% tdD, 4Ω and 8Ω |
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® |
Controls |
Front: AC switch; Channel 1 & 2 gain knobs |
Rear: 10-position DIP switch |
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 |
Product Dimensions (H×W×D) |
89 (2 RU) × 482 × 404 mm |
3.5 (2 RU) × 19 × 15.9 in |
Carton Dimensions (H×W×D) |
610 × 560 × 153 mm |
24 × 22 × 6 in |
Net Weight |
15.9 kg / 35 lb |
Shipping Weight |
18.6 kg / 41 lb |
Power Requirements |
100, 120, 230 V AC (factory configured), 50–60 Hz |