Sony ST-JX311 User Manual

SERVICE MANUAL
ST-JX311: This set is the tuner section in SEN-311.
ST-IX311/JX4 11
| US Model
Canadian Model
E Model
Australian Model
Photo: ST-JX411
SPECIFICATIONS
FM tuner section
Tuning range
Antenna terminals
87.5 -— 108 MHz
75 ohms unbalanced
300 ohms balanced
Intermediate frequency
10.7 MHz
Sensitivity (at 50 dB quieting )
22.1 dBf, 7 nV (mono),
42.1 dBf, 70 pV (stereo)
Usable sensitivity 19.5 dBf, 5 pV (IHF)
Signal-to-noise ratio (at 75 kHz deviation)
80 dB (mono), 75 dB (stereo)
Harmonic distortion 0.3% (mono), 0.5% (stereo) at 1 kHz
Separation 40 dB at 1 kHz
Frequency response 30Hz- 15 kHz ‘33 dB
Selectivity 55 dB at 400 kHz
AM suppression ratio 54 dB
Image response ratio 50 dB
IF response ratio 90 dB
Spurious response ratio
70 dB
Automatic tuning threshold
17.8 wV (30 dBf)
Output 775 mV, 4.7 kohms (at 75 kHz deviation)
AM tuner section
Tuning range US, Canadian model: 530—1,710kHz (10 kHz)
531—1,710kHz (9kHz)
E, Australian model: 531 —1,602kHz
Antenna AM loop antenna, External antenna
terminal
Intermediate frequency
450 kHz
Usable sensitivity AM loop antenna: 500 pV/m (999 kHz or
1,000 kHz)
Signal-to-noise ratio 54dB
Harmonic distortion 0.5%
Selectivity 35 dB (9 KHz)
38 dB (10 KHz)
General
Power requirements —_- US, Canadian model: 120 V AC, 60Hz _
E, Australian model: 240V AC, 50Hz
Power consumption | 8W (ST-JX411)
AC outlet (U.S.A. model only)
1 unswitched, 120W/1 A max.
Dimensions Approx. 430 x 80 x 295 mm (w/h/d)
(17 x 31/4 x 115/g inches)
Weight ST-JX311: Approx. 2.1kg (4 Ib 1102)
ST-JX411: Approx. 2.6kg (5 Ib 1202)
Accessories supplied
ST-JX311: Flat cord with 11-5-5-pin connectors (1),
connected to TC-W311.
Flat cord with 9-9-pin connectors (1)
Remote commander RM-S102 (1)
Sony batteries SUM 3 (NS) (2)
Remote control cord (1)
Audio connecting cord (1)
AM loop antenna (1)
FM toop antenna (1)
ST-JX411:
Design and specifications subject to change without notice.
FM STEREO/FM-AM TUNER
SONY.

Sony ST-JX311 Specifications

General

Tuning Range FM	87.5 - 108 MHz
Signal to Noise Ratio (AM)	50 dB
Total Harmonic Distortion (AM)	0.3%
Output Level	500 mV
Type	Tuner
Signal to Noise Ratio (FM)	76 dB
Frequency Response	30 Hz - 15 kHz