Description
SL-1200G Grand Class
Features
Coreless Direct Drive Motor
Conventional analogue turntables have problems with
degradation in sound quality caused by factors such as minute speed vibration
during rotation and rotation irregularity called “cogging.” In the
SL-1200G, the use of a newly developed coreless direct-drive motor with no iron
core eliminates cogging. Also, the twin-rotor construction reduces the bearing
load while maintaining high torque and also reduces minute vibration during
rotation. These factors enable reproduction of the warm, exquisitely detailed
sound etched on analogue records.
High-precision Motor Control Technology
The application of motor control technology developed for
Blu-ray devices and switching the drive mode depending on the operational
status of the motor achieve a high-starting torque and high-speed stability.
Three-layered Turntable Platter
The turntable has a three-layered construction with a
rigidly combined brass and aluminum die-cast platter. With a deadening rubber
covering its entire rear surface to eliminate unnecessary resonance, thereby
achieving high rigidity and vibration damping. This delivers smooth rotational
stability and inertial mass surpassing the SP-10MK2, the direct-drive turntable
standard used by broadcast stations worldwide, as well as having more than
twice the inertial mass of the SL-1200MK5.
High-level Balance Adjustment
When the weight distribution of the turntable is uneven,
excess vibration or noise occurs during rotation, which causes degradation in
sound quality. Therefore, the balance of the turntable is adjusted at the
factory by using specialized high-precision balance adjustment equipment for
each and every item after the turntable is assembled. Turntables that have
undergone adjustment are labelled with a sticker reading “BALANCED”
to indicate that adjustment has been done.
High-sensitive Tonearm
The tonearm employs lightweight magnesium which has a high
damping effect, with cold drawing improving the characteristics of the material
and achieving the high-precision required. In addition, high initial-motion
sensitivity is attained by employing the traditional Technics gimbal suspension
construction with horizontal rotation axis and the vertical rotation axis
intersecting at a single central point, as well as high-precision bearings
using a cut-processed housing.
Four-layered Cabinet Construction
A hairline-processed, 10-mm-thick top panel of immaculate aluminum
has been added to the previous three-layered construction of aluminum die-cast,
BMC, and heavyweight-class rubber on the SL-1200MK5. This four-layered
construction combines high rigidity with a high-quality finish and feel.
High-quality Terminals
The use of brass-milled, gold-plated phono terminals and
ground terminals prevent degradation in sound quality while enabling the easy
attaching and detaching of cables. Also, the use of metal shielding
construction inside the case reduces the effects of external noise.
Turntable section
- Type
- Direct
Drive Manual Turntable
- Turntable
Speeds
- 33
1/3, 45, 78 rpm
- Adjust
Range
- ±8%,
±16%
- Starting
Torque
- 3.3 kg・cm
(2.8 lb-in)
- Build-up
Characteristics
- 0.7
s. from standstill to 33 1/3 r/min
- Wow
And Flutter
- 0.025% W.R.M.S.
(JIS C5521)
- Rumble
- 78dB (IEC
98A Weighted)
- Turntable
Platter
- Brass
and Aluminum diecast combined
Diameter:332mm
(13-5/64″)
Weight:About
3.6kg (7 15/16 lb) (Including rubber sheet)
Tonearm Section
- Type
- Universal
Static Balance
- Effective
Length
- 230mm
(9-1/16″)
- Overhang
- 15mm
(19/32″)
- Tracking
Error Angle
- Within
2° 32’ (at
the outer groove of 30cm(12″) record)
Within 0° 32’ (at the inner groove of 30cm(12″) record)
- Offset
Angle
- 22°
- Arm-height
Adjustment Range
- 0 –
6 mm
- Stylus
Pressure Adjustment Range
- 0 –
4 g (direct reading)
- Head
Shell Weight
- Approx.
7.6 g
- Applicable
Cartridge Weight Range
- (without
auxiliary weight)
5.6 – 12.0g
14.3 – 20.7g (including headshell)
(with small auxiliary weight)
10.0 – 16.4g
18.7 – 25.1g (including headshell)
(with large auxiliary weight)
14.3 – 19.8g
23.0 – 28.5g (including headshell)
- Cartridge
Mounting Dimension
- JIS
12.7 mm Interval
- Head
Shell Terminal Lug
- 1.2
mm φ 4-pin Terminal Lug
Terminals
- Audio
Output
- PHONO
(Pin Jack) x 1
EARTH TERMINAL x 1
General
- Power
Supply
- AC120
V, 60 Hz
- Power
Consumption
- 14 W
Approx. 0.2W (Standby)
- Dimensions
(W x H x D)
- 17-27/32
x 6-13/16 x 14-21/32 inch
- Weight
- Approx.
39.7lbs
- Accessories
-
- Turntable, Turntable sheet, Dust cover, EP
record adaptor, Balance weight, Auxiliary weight(S), Auxiliary weight(L), Head
shell, Overhang gauge, Screw set for cartridge, PHONO cable, PHONO earth lead,
AC power supply cord, Screw set for turntable, Owner’s Manual
- Turntable, Turntable sheet, Dust cover, EP
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