Hitachi PS-38 Service Manual

© HITACHI
DIRECT DRIVE TURNTABLE
-PLATTENSPIELER MIT DIREKTANTRIEB
PLATINE A MOTEUR DIRECT
(Wood grain) MODEL a
nse: PS-38
. MODELE |
SERVICE MANUAL
SERVICE ANLEITUNG
No. 87 1975
Type
.....
ae
rete
2-speed
direct
drive
system
When
a
HITACHI
cartridge
is
attached.
Platter
vs2.0d4csaess
Aluminum
alloy
die-cast,
305mm
Cartridge
........
Vertical
moving
magnet
type
outer
diameter,
weight
1.6kg
(VFS
-260)
Motor
..........-:>
Brushless
DC
servo
direct
drive
Frequency
response..20
—
20,000
Hz
motor
|
Output
voltage
...
2.5
—
5mV
at
1
kHz
50mm/sec.
Speed......
Mee
as
2
speeds;
33-1/3
and
45rpm
Channel
difference...
1
dB
at
1
kHz
:
Pitch
control
range...
+3%
Channel
separation..20
dB
at
1
kHz
Speed
change
system..
Electronic
change-over
system
Tracking
force.
...
2g
(recommended)
SIN
22.isotiankines
60dB.(at
50,
60Hz)
Stylus
tip........
0.7
mil
diamond
stylus
Waa
BHLUEER
nunc
one
0.04%
WRMS
Power
source
.......
120V/60Hz
for
U.S.A.
standard
Tone
arm
..........
Static
balance
type,
tubular
&
CANADA
standard
Head
shell..........
Plug-in
type
220V/50Hz
for
Europe
standard
(European
standard
type)
240V/50Hz
for
United
Kingdom
Overall
length.......
301mm
standard
&
Australia
standard
Effective
length
.....
220mm
Power
consumption
..
3
watts
(at
120V)
Overhang..........
15mm
|
4,5
watts
(at
220
—
240V)
Tracking
error
......
a
Dimensions
........
476(W)
x
368(D)
x
159(H)mm
Adjustable
force
Weight
............
7.5kg
(16.5
Ibs.)
range
(scale)........
O—3g/1
turn
of
the
scale
ring
Other
devices.......
Oil-damped
cuing,
anti-skating,
|
(directly
readable
in
0.2g
steps)
_
tracking
force
direct-reading
Acceptable
cartridge
_ |
balance
weight,
stroboscope
and
weight.
............
4—10g
:
neon
lamp.
SERVICE MANUAL —

Hitachi PS-38 Specifications

General

Brand	Hitachi
Model	PS-38
Category	Turntable
Language	English

Summary

Specifications

HITACHI Cartridge Specifications

Detailed specifications when a HITACHI cartridge is attached.

Product Features

Component Identification

Adjustment Procedures

Tone Arm Overhang Adjustment

Procedure for adjusting the tone arm overhang for optimal playback.

Stylus Tracking Force Adjustment

Guide to setting the correct stylus tracking force for record protection.

Anti-Skating Adjustment

Instructions for setting anti-skating force based on stylus tracking weight.

Cueing Mechanism Height Adjustment

Adjusting the cueing lift height for gentle stylus placement on records.

Pitch Speed Control Adjustment

Fine-tuning turntable speed using pitch control and semi-fixed resistors.

Motor, Control Panel, and Tone Arm Removal

Cartridge Installation

Dust Cover Removal and Installation

Stroboscope Operation and Speed Adjustment

Voltage Change Procedure

Frequency Compatibility

Details on turntable operation with 50Hz and 60Hz power frequencies.

Regional Voltage Settings

Guide to changing the turntable's operating voltage for various international power supplies.