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14
SPECIFICATIONS
Minimum RMS Output Power per Channel
<AX-590>
8 ohms, 20 Hz to 20 kHz, 0.015% THD
...............................................100W+100W
6 ohms, 20 Hz to 20 kHz, 0.03% THD
...............................................120W+120W
<AX-490>
8 ohms, 20 Hz to 20 kHz, 0.019% THD
...................................................85W+85W
6 ohms, 20 Hz to 20 kHz, 0.038% THD
...............................................100W+100W
Dynamic Power per Channel
(by IHF Dynamic Headroom measuring
method)
<AX-590>
8/6/4/2 ohms.................140/170/220/290W
<AX-490>
8/6/4/2 ohms.................130/150/185/220W
DIN Standard Output Power per Channel
(4 ohms, 1 kHz, 0.7% THD)
[Europe model only]
<AX-590>.........................................150W
<AX-490>.........................................120W
IEC Power [Europe model only]
<AX-590>
(8 ohms, 1 kHz, 0.015% THD) ..........110W
<AX-490>
(8 ohms, 1 kHz, 0.019% THD) ..........100W
Power Band Width
<AX-590>
8 ohms, 50W, 0.03% THD
..........................................10 Hz to 50 kHz
<AX-490>
8 ohms, 42.5W, 0.038% THD
..........................................10 Hz to 50 kHz
Damping Factor
8 ohms, 20 Hz–20 kHz
<AX-590> ...........................more than 320
<AX-490> ...........................more than 240
Damping Factor (DIN)
4 ohms, 40 Hz
[Australia, U.K. and Europe models]
<AX-590> ...........................more than 160
<AX-490> ...........................more than 120
Maximum Power (EIAJ)
1 kHz, 10% THD
[General model only]
<AX-590>
8 ohms.................................................145W
6 ohms.................................................170W
<AX-490>
8 ohms.................................................130W
6 ohms.................................................150W
Input Sensitivity/Impedance
PHONO MM.....................2.5 mV/47 k-ohms
PHONO MC <AX-590 only>
..........................................160 µV/220 ohms
CD/TUNER/TAPE/AUX
....150 mV/47 k-ohms
MAIN IN <AX-590 only>......1.0V/10 k-ohms
Maximum Input Signal (1 kHz, 0.007% THD)
<AX-590>
PHONO MM...................................150 mV
PHONO MC......................................10 mV
Maximum Input Signal (1 kHz, 0.003% THD)
<AX-490>
PHONO MM...................................115 mV
Output Level/Impedance
<AX-590>
REC OUT ......................150 mV/470 ohms
PRE OUT.............................1.0V/1 k-ohms
<AX-490>
REC OUT ......................150 mV/470 ohms
Headphone Jack Rated Output/ Impedance
<AX-590>
Output Level (8 ohms, 0.015% THD)
..........................................................0.33V
Impedance..................................680 ohms
<AX-490>
Output Level (8 ohms, 0.019% THD)
............................................................0.3V
Impedance..................................680 ohms
Frequency Response (20 Hz to 20 kHz)
CD/TUNER/TAPE/AUX
....................0±0.5 dB
MAIN IN
<AX-590 only>.................0±0.5 dB
RIAA Equalization Deviation (20 Hz to 20 kHz)
PHONO MM......................................±0.3 dB
PHONO MC <AX-590 only>............±0.5 dB
Total Harmonic Distortion (20 Hz to 20 kHz)
<AX-590>
PHONO MM to REC OUT (3V) ......0.003%
PHONO MC to REC OUT (3V).......0.007%
CD/TUNER/TAPE/AUX
to PRE OUT (1V)
........................................................0.005%
CD/TUNER/TAPE/AUX
to SP OUT
(50W/8 ohms).................................0.008%
<AX-490>
PHONO MM to REC OUT (3V) ......0.003%
CD/TUNER/TAPE/AUX
to SP OUT
(42.5W/8 ohms)..............................0.008%
Intermodulation Distortion
(Rated output/8 ohms) ........................0.01%
Signal-to-Noise Ratio (IHF-A Network)
<AX-590>
PHONO MM (5 mV Input Shorted)
......................................................... 92 dB
PHONO MC (500 µV Input Shorted)
......................................................... 76 dB
CD/TUNER/TAPE/AUX
(Input Shorted)
(CD DIRECT AMP; ON)................. 110 dB
<AX-490>
PHONO MM (5 mV Input Shorted)
......................................................... 88 dB
CD/TUNER/TAPE/AUX
(Input Shorted)
(CD DIRECT AMP; ON)................. 110 dB
Residual Noise (IHF-A Network)
(CD DIRECT AMP; ON).......................35 µV
(PURE DIRECT; ON)...........................90 µV
Channel Separation (Vol. –30 dB)
<AX-590>
PHONO MM/MC (Input Shorted
1 kHz/10 kHz) .........................75 dB/60 dB
CD/TUNER/TAPE/AUX
(Input 5.1 k-ohms
Terminated 1 kHz/10 kHz)......65 dB/50 dB
<AX-490>
CD/TUNER/TAPE/AUX
(Input 5.1 k-ohms
Terminated 1 kHz/10 kHz)......65 dB/50 dB
Tone Control Characteristics
BASS: Boost/cut................±10 dB (20 Hz)
Turnover Frequency.........(350 Hz)
TREBLE: Boost/cut...........±10 dB (20 kHz)
Turnover Frequency.....(3.5 kHz)
Filter Characteristics <AX-590 only>
SUBSONIC FILTER .........15 Hz, –18 dB/oct
Continuous Loudness Control
Attenuation............................–30 dB (1 kHz)
(Level related equalization)
Gain Tracking Error (0 to –60 dB) ............2 dB
Power Supply
[U.S.A. and Canada models]
..........................................AC 120V, 60 Hz
[Australia and U.K. models]
..........................................AC 240V, 50 Hz
[Europe model]..................AC 230V, 50 Hz
[General model]
................AC 110/120/220/240V, 50/60 Hz
Power Consumption
<AX-590>
[U.K., Europe, Australia and General
models]..............................................210W
<AX-490>
[U.S.A. model]...................................190W
[Canada model]...................320 VA, 250W
[U.K., Europe, Australia and General
models]..............................................210W
AC Outlets
[U.S.A., Canada, Europe and General
models]
3 SWITCHED OUTLETS
..........................................100W max. total
[U.K. and Australia models]
1 SWITCHED OUTLET ....100W max. total
Dimensions (W x H x D)
<AX-590> .................435 x 146 x 388.5 mm
(17-1/8” x 5-3/4” x 15-5/16”)
<AX-490> ....................435 x 146 x 386 mm
(17-1/8” x 5-3/4” x 15-3/16”)
Weight
<AX-590> ................10.4 kg (22 lbs. 14 oz.)
<AX-490> ....................9.2 kg (20 lbs. 4 oz.)
Accessories...........Remote control transmitter
Batteries
Specifications subject to change without
notice.