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Sony ST-S222ES Service Manual

Sony ST-S222ES Service Manual

Fm stereo/fm-am tuner

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"oogonia
een
ai
Er
MSE RNEASY
O MEAHSTRHAHNON
sa
ESE REEDS TRESS ULNAR
MOISE HH
SPECIFICATIONS
FM tuner section
Tuning range.
87.5 MHz — 108 MHz
Antenna terminals
75 ohms, unbalanced
Intermediate frequency
_ _
10.7 MHz
ie cece ee ete To
oe
|
(at 40 kHz\
|
|
\devia: tion /
|
Sensitivity
|
at 46 dB quieting
|
|
17.3 dBf, 2 uV
|
|
|
(mono)
|
|
|
37.9 dBf, 22.5 pV
|
|
|
(stereo)
|
| Usable sensitivity
|
10.3: dBf, 0.9 uV
|
|
|
(IHE)
|
o
i
(S/N = 26 dB)
a
| Signal-to-noise ratio | |
83 dB inno)
|
|
79 dB (stereo)
|
| Harmonic
distortion |
0.01% iene)
|
|
at 1kHz
|
0.03% (stereo)
|
[oem ccaeccnee Pema ee cee
ic ri einielaavaotae soins
ans
Scan
7
sue aor
| IM distortion
0.01% (mono)
|
|
|
0.03% (stereo)
|
be
Ee he ee ee aE Pe
aN
ES
ene
bl ele SGPC RAM RE
|
Separation
at
1kHz
|
os. de
|
——
a
Frequency response)
40 Hz - 12 5 kHz $2 a
.2dB
|
|
30 Hz - 15kHz
+§-ed
eee
es eee
ee
Selectivity
| at 400 kHz
iat 300 KHz
_ 6048
| 25 dB
|
i
el
cE
Cessna
aR ERSIRRE NO MENS SACHEM
MICROFILM
Capture ratio
1.0dB
AM suppression ratio
65 dB
image response ratio
60 dB
iF response ratio
120 dB
Spurious response ratio
100 dB
RF intermodulation
65 dB (IHF), 80. dB (2.4 MHz)
Muting threshoid
Approx. 30 dBf, 18 uV
Output level/impedance
at 75 KHz deviation
750 mV,.1:7 kilohms
— Continued on next page —
SAFETY-RELATED
COMPONENT
WARNENG!!
COMPONENTS
IDENTIFIED
BY
SHADING
AND
MARK
A ON
THE
SCHEMATIC
DIAGRAMS
AND
IN
THE
PARTS
LIST
ARE
CRITICAL
TO
SAFE
OPERATION.
REPLACE
THESE
COMPONENTS
WITH
SONY
oe
WHOSE
PART
NUMBERS
APPEAR
AS SHOWN
IN THIS
MANUAL
OR
IN SUPPLEMENTS
PUBLISHED
BY SONY.

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