Dual 1211 Service Manual

Dual
Edition May
1973
Technical
data
Line
frequency:
Line voltage:
Drive:
Power consumption:
Current
requirements:
Turntable speeds:
Speed
adjustment:
Turntable:
Wow and
flutter:
Rumble:
Signal—to—noise
ratio:
Tonearm:
Cartridge holder:
Weight:
Dimensions
cutouts:
and
mounting
Dual 1211
Service
Manual
alternating, 50 or 60
cycle, with appropriate
motor pulleys
selector for 110 or
220 volts
2 —pole Dual
single—phase induction motor or 4
—pole asynchronous motor
with radialelastic suspension
10 watts approximately at
220 V, 50 cycle
60 ma. maximum at 220 V,
50 cycle
115 ma. maximum at
117 V, 60 cycle
33 1/3,
45 and 78
r.p.m.
adjustment of 1
semitone (6 %) at all
three turntable speeds
weight 3.2 lbs. , dia
10 5/8"
less than- ± 0.17 %
less
than 35 die below signal
levell in
accordance with
less than 55 dB below signal levelj
DIN 45 500
torsionally
rigid, tubular metal arm
with vertical needle
bearings,
horizontal ball bearings.
Min. stylus force: 3 p
removable,
suitable for acceptance of
cartridges having
1/2" mounting
and possessing a
weight of 1 — 8 grams
9.7 lbs. without packing
see installation instructions
Dual
Gebrüder
Steidinger • 7742
St.GeorgeniSchwarzwald
Download from www.dual.de
Not for commerical use

Dual 1211 Specifications

General

Weight	6.5 kg
Speeds	33, 45 RPM
Platter	Aluminum
Wow and Flutter	<0.15%
Drive Type	Idler Wheel Drive

Summary

Technical Data

Motor and Drive System

Pitch Control

Tonearm and Suspension

Tonearm Movements

Tonearm Lift (Cue Control)

Describes the procedure for safely setting down the tonearm on the record using the lift.

Start Cycle Operation

Manual Start

Explains the step-by-step process for manually initiating the turntable's operation.

Stop Switching

Describes the function and operation of the stop switch.

Operational Cycles and Controls

Muting Switch

Explains the function of the muting switch during the automatic record change cycle.

Record Drop

Details the process by which records are automatically dropped onto the turntable.

Shut-off and Change Cycle

Describes the automatic shut-off and record changing mechanism.

Shut-off Mechanism

Lubrication

Replacement Parts