STR-DA90ESG - Sony Audio Service Manual (repair manual). Page 2

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Modulation

High Density Linear

(A/D conversion)

Converter

Demodulation

High Density Linear

(D/A conversion)

Converter (Advanced
Pulse D/A converter)

Sampling

48 kHz

frequency

Surround

LFE MIX

MUTE, –20 ~ 0 dB, 0.5
dB step

D.RANGE COMP

OFF, 0.1 ~ 0.9, STD,
MAX

REAR level

–20 ~ +10 dB, 0.5 dB
step

CENTER level

–20 ~ +10 dB, 0.5 dB
step

SUB WOOFER level

–20 ~ +10 dB, 0.5 dB
step

WALL

17-step adjustable

SEAT

L/R 17-step adjustable
F/R 17-step adjustable

EFFECT

21-step adjustable

REVERB time

17-step adjustable

Equalizer

Band

BASS/TREBLE

Turnover frequency

BASS: 99 Hz ~ 992 Hz
TREBLE: 1.0 kHz ~
8.6 kHz

Level

±10 dB, 0.5 dB step

+0.5
–2

Tuning range

87.5 - 108.0 MHz

Antenna

75 ohms, unbalanced

terminals

Sensitivity

Mono: 18.3 dBf, 4.5 µV
Stereo: 38.3 dBf, 45 µV

Usable sensitivity

11.2 dBf, 2 µV (IHF)

S/N

Mono: 76 dB
Stereo : 70 dB

Harmonic

Mono: 0.3 %

distortion at

Stereo: 0.5 %

1 kHz

Separation

45 dB at 1 kHz

Frequency

30 Hz - 15 kHz     dB

response

Selectivity

60 dB at 400 kHz

Tuning range

With 10 kHz interval*:

530 - 1710 kHz
US, Canadian model

With 9 kHz interval:

531 - 1710 kHz
US, Canadian model
531 - 1602kHz
Australian model

Antenna

Loop antenna

Usable sensitivity

50 dB/m (at 1,000 kHz or

999 kHz)

S/N

54 dB (at 50 mV/m)

Harmonic

0.5 % (50 mV/m,

distortion

400 kHz)

Selectivity

At 9 kHz: 35 dB
At 10 kHz: 40 dB

* You can change the AM tuning interval be-

tween 9 kHz and 10 kHz. After tuning in any
AM station, turn off the receiver. While hold-
ing down the PRESET + button, press the
POWER switch. When you change the inter-
val, all the preset stations will be erased. To
reset the interval, repeat the same procedure.
US, Canadian model

Inputs

VIDEO:

1 Vp-p 75 ohms

S-VIDEO:

Y: 1 Vp-p 75 ohms
C: 0.286 Vp-p 75 ohms

Outputs

VIDEO:

1 Vp-p 75 ohms

S-VIDEO:

Y: 1 Vp-p 75 ohms
C: 0.286 Vp-p 75 ohms

System

Tuner section:

PLL quartz-locked
digital synthesizer sys-
tem

Preamplifier section:

Low-noise NF type
equalizer

Power amplifier section:

Pure-complimentary
Parallel P.P.

Power

Australian models:

requirements

240 V AC, 50 Hz

US, Canadian models:

120 V AC, 60 Hz

Power

Australian models: 430 W

consumption

US models: 385 W
Canada models: 550 VA

AC outlets

Australian models:

1 switched, total 100 W

US, Canadian models:

2 switched, total 120 W

Dimensions

430 

×

 160 

×

 435 mm

(17 

×

 6

3

/

8

 

×

 17

1

/

4

 inches)

Mass (Approx.)

16.0 kg (35 lb 4 oz)

Supplied

• FM wire antenna (1)

accessories

• AM loop antenna (1)
• Remote commander

(remote) (1)
(remote for US and
Canadian models:
RM-H501)
(Remote for Australian
model: RM-VR101)

• Size AA (R6) batteries

(2)

• IR repeater (1)

Design and specifications are subject to change
without notice.