Technics SL-BD21 Service Manual

ORDER NO. HAD 85062572C8
Service Manual
Drive method:
Motor:
Drive control method:
Turntable platter:
Turntable speeds:
Wow and flutter:
Rumble:
@ Tonearm section
Type:
Effective length:
Overhang:
Tracking error angle:
Effective mass:
Stylus pressure:
Applicable cartridge
weight:
Automatic turntable
Auto return
Auto stop
Belt drive
DC motor
DC servo controll
Aluminum die-cast
Diameter 31.2 om
(12-9/13")
33-1/3 rpm and 45 rpm
0.045% WRMS (JIS C5521)
+0.06% peak
(IEC 98A Weighted)
70 dB (IEC 98A Weighted)
Statically-balanced straight
tonearm
230 mm (9-1/16")
Within 2°32" at the outer groove
of 30 cm (12") record
Within 0°32' at the inner groove
of 30 cm (12") record
13.5 g (including cartridge)
7.5 g (without cartridge)
1.25 g (Fixed)
6g
Technics
Turntable System
SL-BD21
Color ] Areas
Oceania, Africa,
Middle Near East
and Central South
America.
Magnet circuit:
Frequency response:
Output voltage:
Channel separation:
'Channel balancs
Recommended load
Replacement stylus:
Power consumption:
Moving magnet stereo cartridge
All laminated core
10 Hz~30 kHz
20 Hz~10 kHz+1 dB
2.5 mv at 1 kHz, 5 cm/s. zero to
peak lateral velocity
Within 2 dB at 1 kHz
47 kQ~100 kA
Compliance (dynamic): 12x10°° cm/dyne at 100 Hz
Stylus pressure range: —1.25+0.25 g (12.5+2.5 mN)
6 g (cartridge only)
EPS-24CS
For United Kingdom
and Australia: 240V AC, 50 Hz
For continental Europe: 220V
AC, 50 Hz
2w
43X9.3X37.5 cm
cover is open.
43X36X41 cm
3.6 kg (7.9 Ib.)
Matsushita Electric Trading Co., Ltd.
P.O. Box 288, Central Osaka Japan