Sony str gx 47 es service manual

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STR-GX47ES

FM/AM tuner section

FM tuner section

AM tuner section

Tuning

87.5 - 108 MHZ

530 - 1,710 kHz
(with the AM tuning
interval set at 10
kHz)

531 - 1,710 kHz
(with the AM tuning
interval set at 9
kHz)

General
System

Tuner section: PLL quartz-locked
digital synthesizer system
Preamplifier section: low»noise NF

Antenna

800 ohms,balanced
75 ohms,
unbalanced

External antenna
terminal, loop
antenna

intermediate
frequency

10.7 MHZ

450 kHz

Sensitivity at
50 dB quieting

18.3 dBf, 4.5 LIV
(mono)
88.3 dBi, 45 11V
(stereo)

Usable
sensitivity

11,2 dBi, 2 uV (lHF)

Loop antenna: 50
dB/m (at 1,000 kHz)
External antenna:
100W (at 1,000
kHz)

response ratio

RF
lntermodutation

65 dB (800 kHz)

Auto tuning
threshold

3O dBf

Signal-to-noise 82 dB (mono) 54 dB (at 50 mV/m)
ratio 76 dB (stereo)
Harmonic 0.1% (mono), 0.2% 0.3% (at 50 mV/m,
distortion (stereo) at 1 kHz 400 Hz)
Selectivity 60 dB at 400 kHz 40 dB at 10 kHZ
35 dB at 9 kHz
Separation 45 dB at 1 kHz
Frequency ESQSHZ - 15 kHz
response 45, dB
lM distortion 0.1% (mono)
0.2% (stereo)
Capture ratio 1.2 dB
AM suppression 54 dB
ratio
image response 80 dB
ratio
IF response 90 dB
ratio
Spurious 100 dB

type equalizer amp

Power amplifier section: pure<
complementary SEPP

120 V AC, 60 HZ

USA model: 140 watts

Canadian model: 270 VA

Two switched
USA model: 100 W
Canadian model: 120 W/1A

Approx. 430 x 135 x 375 mm
(wfll/d)

(17 x 5 3/8 x 14 3/4 inches)

including projecting parts and
controls

Approx, 8.1 kg (17 lb 14 02) net

Approx, 9.5 kg (21 lb) in
shipping carton

Power requirements
Power constimption

AC outlets

Dimensions

Weight

Accessories supplied FM wire antenna (1)

AM loop antenna (1)

Remote Commander (1)
RM-S103

Sony batteries SUM-3(NS)

(for the remote commander) (2)

Design and specifications subject to change without notice.

SAFETY-RELATED COMPONENT WARNING

COMPONENTS IDENTIFIED BV SHADING AND MARK

A ON THE SCHEMATIC DIAGRAMS AND IN THE
PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONV PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONV.

ATTENTION AU COMPOSANT AVANT RAPPORT
A LA SECURITE!

LES COMPOSANTS IDENTIFIES PAR UNE TRAME ET
UNE MARQUE A sun LES DIAGRAMMES SCHEu
MATIOUES ET LA LISTE DES PIECES SONTCRITIGUES
POUR LA sacumrs DE FONCTIONNEMENT. NE REM-
PLACER css COMPOSANTS QUE PAR DES PIECES
SONY DONT LES NUMEROS SONT DONNES DANS ce
MANUEL ou DANS LES SUPPLEMENTS PUBLIES PAR
SONY.

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