QSC - USA 850
Output Power, typical (per channel):
Continuous Average Output Power Both Channels Driven:
8 ohms, 1kHz, 1% THD: 255 watts
4 ohms, 1kHz, 1% THD: 425 watts
2 ohms, 1kHz, 1% THD: 520 watts
Continuous Average Output Power Bridge Mono Operation:
16 ohms, 1kHz, 1% THD: 510 watts
8 ohms, 1kHz, 1% THD: 850 watts
Voltage Gain (dB): 32
Sensitivity (for rated power @ 8 ohms): 1.16 Vrms
Distortion: SMPTE-IM, Less than 0.05%
Dynamic Headroom: 2dB at 8 ohms
Frequency Response: 20Hz to 20kHz, +0/-1dB, 1 watt
Damping Factor: Greater than 200
Noise: 104dB below rated output (A weighted)
High Pass Filter Settings: 30Hz, 50Hz, out
Input Impedance: 20k ohms balanced and 10k unbalanced
Front: AC Switch. AC Circuit Breaker. Back: Stereo/Bridge Switch. Ch.1 and Ch.2 Gain Knobs. 8 Position DIP Switch for Filter and Limiter.
PWR-ON: Green LED. CLIP: Red LED.
Connectors (each channel): Input: Barrier Strip and Neutrik "Combo" 1/4" TRS and XLR, tip positive. Output: "Touch proof" binding posts.
Cooling: Two-speed fan, rear-to-front air flow.
Amplifier Protection: Full short circuit protection, thermal, open circuit, ultrasonic, and RF protection. Stable into reactive or mismatched loads.
Load Protection: On/off muting. DC-fault protection.
Output Circuit Type: Class AB complimentary linear outputs.
Power Requirements: 120, 240 VAC, 50-60Hz
Dimensions: Faceplate Width: Standard 19" (48.3cm) Rack Mounting. Faceplate Height: 5.25"(13.3cm). Chassis Depth: 9.5" (24.1cm)
Weight: Shipping (lbs/kg): 37/16.8 Net (lbs/kg): 34/15.4
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