Specifications:
Output power: 230W continuous @4Ω 20Hz-20kHz
                     205W continuous @8Ω 20Hz-20kHz
(Bridge mono) 430W continuous @8Ω 20-20kHz
Frequency response: 20hz - 20kHz ±0.1dB @1W
Phase response: ±10° from 10Hz - 20kHz @1W
Signal to Noise Ratio: >105dB 20Hz - 20kHz
                        below rated output at 26dB gain
THD: <0.05% from 20Hz to 1kHz and increasing linearly to <0.1% at 20kHz, @ 170W into 8 Ohms per channel
IM Distortion: <0.05% from 10mW to 170W at 26dB gain
Damping factor: >1000 from 10Hz to 400Hz
Slew rate: >13 volts per microsecond (stereo)
Voltage gain: 20:1 ±3% or 26 dB ±0.25dB
Mains power: 100/120/220/230/240 VAC 50/60Hz
Dimensions: 483 x 406 x 89mm
Weight: 14kg

Full Crown price list

Crown 460CSL stereo power amplifier
(equivalent to Power Base-1)

      Key features:

• Patented ODEP (Output Device Emulation Protection) circuitry compensates for overheating and overload
• Switchable gain match selects 0.775V or 1.4v input
• Two mono modes (Bridge-Mono and Parallel-Mono) for driving a wide range of load impedances and cable lengths
• Full protection against shorted outputs, open circuits, mismatched loads, general overheating, high frequency overloads. Loudspeaker protection against low frequency and DC output.