PERFORMANCE GUARANTY:
All Accuphase product specifications are guaranteed
as stated.
All specifications are measured in accordance with
EIA measurement method HS-490.
O CONTINUOUS AVERAGE POWER OUTPUT:
From 20Hz to 20,000Hz with no more 0.02% total
harmonic distortion.
STEREOPHONIC MODE (Both channels driven):
500 watts/channel. min. HMS. at 2 ohms
420 watts/channel. min. HMS. at 4 ohms
250 watts/channel. min. HMS. at 8 ohms
125 watts/channel. min. HMS. at 16 ohms
MONOPHONIC MODE (Bridge Connection):
1.000 watts. min. HMS. at 4 ohms
840 watts. min. HMS. at 8 ohms
500 watts. min. HMS. at 16 ohms
O TOTAL HARMONIC DISTORTION:
From 20Hz to 20.000Hz at any power output lrom watt
to rated power.
STEREOPHONIC MODE (Both channels driven):
0.02% max. at 2 ohms
0.01% max. at 4 ohms to 16 ohms
MONOPHONIC MODE (Bridge Connection):
0.02% max. at 4 ohms
0.01% max.. at 8 ohms to 16 ohms
O INTERMODULATION DISTOHTION (SMPTE-IM):
Will not exceed 0.003% at rated power output.
GUARANTY SPECIFICATIONS
O FREQUENCY RESPONSE:
20Hz to 20.000Hz. +0. —0.2dB for continuous aver-
age power output at the maximum level control
0.5i-iz to 300.000Hz. +0. —3.0dB tort watt output at
the maximum level control
0.5l-iz to 100,0001—lz. +0. -3.0dB for1 watt output at
—6 dB attenuation
O VOLTAGE AMPLIFICATION IN DECIBELS:
8.0dB at STEREOPHONIC and MONOPHONIC
MODES
O OUTPUT LOAD IMPEDANCE:
2 ohms to 16 ohms at STEHEOPHONIC MODE
4 ohms to 16 ohms at MONOPHONIC MODE (Bridge
Connection)
I DAMPING FACTOR (SOHZ):
500 at STEHEOPHONIC MODE
250 at MONOPHONIC MODE (Bridge Connection)
O INPUT SENSITIVITY AND IMPEDANCE
(at 8 ohms load):
STEHEOPHONIC MODE;
1.78V tor continuous average power output at the
maximum level control
0.12)! for 1 watt output
MONOPHONiC MODE (Bridge Connection):
3.26V for continuous average power output at the
maximum level control
0.12Vtor1 watt Output
L-channel power level meter .
dB scale
Wattage scale
Bridge connection indicator
SPEAKER system A and SPEAKER system B
indicators
R-channel power level meter
POWER switch
SPEAKERS selector switch
A B
Q METER operation/light ONIOFF switch
ON OFF
‘9 Magnetic catch for subpanel
m BRIDGE CONNECTION ONIOFF switch
Q UNBALANCED/BALANCED input selector
switch
® SUBSONIC FILTER ONIOFF switch
OFF 10Hz
@ INPUT LEVEL control (1 dB step) for L-channel
and bridge connection
@ INPUT LEVEL control (1 dB step) for R-channel
990 OGOOQ
@ INPUT jacks (UNBALANCED/20k ohms)
Use the LEFT jack for bridged monophonic opera-
tion.
Q 3P XLR (cannon) type input jacks (BALANCED/
40k ohms)
® Speaker A R-channel output
® Speaker A L-channel output
@ Speaker B H-channel output
Q AC power cord
@ AC outlet (UNSWITCHED)
@ Speaker B L-channel output
q INPUT maeomce:
20k ohms UNBALANCED input and 40k ohms BA-
LANCED input
O A-WEIGHTED SIGNAL-TO-NOISE RATIO:
(STEREOPHONIC AND MONOPHONIC MODES)
120dB for continuous average power. input shorted
lOOdB at 1 watt output. terminated with 1k ohms
O SUBSONIC FILTER:
10Hz —18dB/ocl.
O POWER LEVEL METER:
Logarithmic scaled type —60 to +3dB range direct
readable
. SEMICONDUCTOR COMPLEMENT:
82 Tr‘s. 10 PETS. 8 ICS. 79 Di's
O POWER REQUIREMENT:
Voltage selection by rewiring for 100V. 1 17V. 220)].
and 240V. 50/601—12 operation
115 watts at zero signal output
850 watts at rated power output into 8 ohms load
O DIMENSIONS:
480mm (18-15/16 inches) width. 218mm (8-10/16
inches) max. height, 445mm (1 7-Way inches) depth
O WEIGHT:
33.5kg (73.7 lb) net. 40kg (88.0 ID) in shipping carton