7 Specifications
Output power
Stereo, passive & active bi-amp modes
2 x 150W
RMS
/ 8
Ω
, 2 x 275W
RMS
/ 4
Ω
, 2 x 450W
RMS
/ 2
Ω
Monaural 1 or 2 mode
1 x 275W
RMS
/ 4
Ω
, 1 x 450W
RMS
/ 2 , 1 x 700W
Ω
RMS
/ 1
Ω
Bridge mode
1 x 550W
RMS
/ 8
Ω
, 1 x 800W
RMS
/ 4
Ω
, 1 x 1200W
RMS
/ 2
Ω
Analog inputs
(per Analog_In input board, two Analog_In input boards are required for Stereo & active bi-amp modes)
Single-ended
1x RCA + 1x BNC per input board (Zin = 47k
Ω
or 300
Ω
)
Balanced
1x XLR per input board (Zin = 94k
Ω
; pin1 = GND, pin2 = +, pin3 = -)
Amplification
Input stage
Ultra low noise, high slew rate, zero global feedback, full discrete class A design
Output stage
Ultra low noise, high slew rate, with adjustable feedback, full discrete class AB design
Feedback
Unique user programmable local/global feedback ratio of the amplification stage
Gain
24 dB range adjustable gain in 0.5 dB steps
Analog Audio outputs
Speaker terminals
2 pairs of custom Argento Audio binding posts
THD+Noise
Less than 0.01% (1kHz signal, BW 20Hz-20kHz, 10W
RMS
under 8
Ω
, all operating
modes) with 100% global feedback
SNR (A)
Better than 115dB (Stereo Mode), better than 118dB (Bridge Mode)
Bandwidth
DC to 450kHz (-3dB) at 1W
RMS
General
Display
480 x 272 24bits RGB AMOLED
Power supply
Selectable 100V, 115V or 230V AC, 47Hz to 63Hz, <1W in Standby
Dimensions (L x D x H)
440mm x 440mm x 186mm (main body)
440mm x 492mm x 198mm (overall including connectors and feet)
Weight
47kg
Firmware update / Control
USB port for firmware update / Ethernet based system control
Design and Specifications are subject to change without notice. Weight and dimensions are approximate
Illustrations are informative only and may differ from the actual production model
42
A1.5 User Manual
Rev 1.0
