Specifications Note: OdBu=0.775
VRMS |
Frequency Response |
20Hz–20kHz, (unweighted) ±1dB |
Input Impedance |
20k Ohms, Balanced |
Voltage Gain |
26dB (Low-Z), 32dB (70V), 35dB (100V) |
Input Sensitivity |
6.2dBu (Low-Z), 4.2dBu (25V), 7.2dBu (70V), 7.2dBu (100V) |
Maximum Input Level |
+21dBu |
Software Contolled Internal HPF (25V, 70V, 100V models |
80Hz (12dB/oct), 400Hz (6dB oct), OFF |
Signal to Noise (20-20k, Unweighted) |
>107db (2450) >107dB (8250) |
Distortion (8 Ohm load) |
*(SMPTE) <0.5% typical ∆ (THD-N) <0.5% typical (20Hz-20kHz |
Damping Factor (8 Ohms, 1kHz) |
>250 |
Output Circuitry |
Class D |
Amplifier/Load Protection |
Output Overcurrent, Main Supply Rail Overvoltage, Chassis Temperature, Inrush
Limiting, Mains Fuse |
Rear Panel |
Controls |
Ethernet, Channel bridge switch (Low-Z only), Remote standby, Preset recall (4),
Remote Level (8), Remote Data |
Connectors (each channel) |
Input: Euroblock Output: Euroblock |
Power Requirements |
AC Main |
120VAC or 240VAC ±10% (factory set), 50–60Hz |
Power Cable Connector |
15A Edison, 3-Prong IEC |
Weights and Dimensions |
Dimensions |
19” W x 3.50" H x 16.84” D (483mm x 89mm x 428mm) |
Airflow |
IN through sides, OUT through front |
Unit Weight |
4250: 23 lbs (10.4 kg) 8250: 24.7 lbs (11.2 kg) |
Shipping Weight |
4250: 29.1 lbs (13.2 kg) 8250: 30.8 lbs (13.9 kg) |
Environmental |
40-120° F, (4-49° C) noncondensing |
Safety/Compliance |
cTUVus, CE, FCC, RoHS |