Technics ST-610L

ServlceM
ztÍ
:R'ER
anL
C3uzr,nrZ
Synthesizer
LW/MW/FM Stereo Tuner
SPECIFICATIONS
(DrN
45 s00)
r
FM TUNER
SECTIOhI
.
'
Frequency range
Sensitivity
's/N
30
dB
s/N 26 dB
slN
20 dB
tHF 46
dB
stereo
quieting
sensitivity
Total harmonic distortlon MONO
STEREO
20 Hz-15
kHz,
t0.5 dB--1.5
dB
Alternate channel
selectlvity normal t400 kHz
6s dB
Capture ratlo 1.0
dB
tmage releitlon at 98 MHz
45dB
lF reiectlon
at
98
MHz
90 dB
Spurious responsé
rejection
at 98 MHz
75dB
AM suppresslon
Stereo
separation
t
fnz
10 kHz
Carrier leak í9 kHz
38
kHz
Channet
balance
(250
Hz-6,300 Hz)
Limiting
point
Bandwidth lF
ampliÍier
FM demodulator
Antenna
terminals
Tuner
s/N
Frequency
response
87.50-108.00 MHz
(50
kHz:step9)
1.5
pV (lHF,
usable)
1.3
pV
(7so)
1.2
rrV
0sA)
0.e
pV
(7so)
.
28
pvt7so
o.15%
O.3o/o
70
dB
(78
dB,
tHR
.
65
dB
(70
dB,
tHR
Color
(R
(s)
.... BlackType
.
...
SilverType
Area
r AM TUNER SECTION
.
..
!';r.
Frequency
range
MW
522kHz-1611
kHz
(9
kHz-steps)
'
530 kHz-1620
kHz
(10
kl'tz-steps)
LW
'155
kHz-353 kHz
(9
kHz-steps)
153 kHz-351 kHz
(-2
kHz shift)
MONO
STEREO
sensirivity
(s/N
20 dB)
Mw
LW
selectivity
(+9
kHz) MW
(at
999 kHz)
LW
(at
254
kHz)
lmage
reiectlon
MW
(at
999 kHz)
LW
(at
254 kHz)
lF rejectlon MW
(at
999
kHz)
LW
(at
254 kHz)
r GENERAL
Outputvoltage
Power
consumptlon
Power supply
For Great
pritain:
For others:
Dlmensions
(WxHxD):
Weight:
5T.61OL
20
pV,300 pV/m
50
PV
50
dB
s0 dB
40 dB
40 dB
60 dB
.
60dB
0.3v(0.6vtHR
9W
AC 50 Hzl60 Hz,Z4OV
AC 50 HZJ6OHz,220Y
430x69x290 mm
(16t
s/r
o"X
223/sz"
xl17Aa')
2.4k9
(s.3lb.)
s5 dB
40
dB
30 dB
-30
dB
(-35
dB,
tHF)
-45
dB
(-50
dB,
IHF)
+1.5
dB
1.21tY
1
80
kHz
1000
kHz
.
7SA
(unbalanced)
Notes:
1.
Specifications
are
subject
to
change
without
notice.
2. Weight
and dimensions are
approximate.
3.
Total harmonic distortion is measured by the digital specírum
analyzer
(H.P.
3045
system).
Matsushita
Electric
lndustrial
Go.,
Lt'
Central P.O. Box 288,
Osaka 530-91, Ja
!
!
I
t
I
I
I
Country
Code
Area
Color
(E)
Continental Europe
(K) (s)
(EB)
Great
Britain
(K)
(s)
(En
France
(R
Technics

Technics ST-610L Specifications

General

Tuning Bands	FM, MW, LW
FM Tuning Range	87.5 to 108 MHz
MW Tuning Range	530 - 1605 kHz
LW Tuning Range	150 to 350 kHz
Signal to Noise Ratio (MW)	50 dB
Signal to Noise Ratio (LW)	50 dB

Summary

Specifications

FM Tuner Section Specifications

Detailed specifications for the FM tuner section, including sensitivity and frequency response.

AM Tuner Section Specifications

Detailed specifications for the AM tuner section, covering frequency range and sensitivity.

General Specifications

General characteristics, output voltage, power consumption, and dimensions.

Accessories

Connections

Locations of Controls

Disassembly Instructions

Removal of External Components

Steps for removing the main chassis cabinet and front panel assembly.

Removal of Internal Circuit Boards

Steps for removing the operation switch, FL drive, and main printed circuit boards.

Measurements and Adjustments

FM Adjustment Procedures

Procedures for testing and adjusting FM tuner circuits, including distortion.

MPX VCO Adjustment

Procedure to adjust the MPX VCO circuit for proper stereo reception.

Adjustment Points

Description of FL Panel

FL Panel Grid Assignment

Layout and assignment of grid segments for the front panel display.

FL Panel Pin Connection

Details of the pin connections for the front panel display unit.

Functions of IC Terminals

Schematic Diagram

Terminal Guide of ICs, Transistors and Diodes

Block Diagram

Replacement Parts List

Resistors

List of replacement resistors with part numbers, values, and remarks.

Capacitors

List of replacement capacitors with part numbers, values, and remarks.

Cabinet Parts

Packing Material

Accessories (Packing)

Exploded View