Direct Drive Turntable - mkI Servo control (1976-78) - mkII Quartz locked (1978) - also available as SL-1500mkII with integral tonearm
The SL-150 has a motor construction peculiar to Technics in which the rotor of the motor is integrally connected to the turntable platter.
The features of the SL-150 include:
Accuracy of quartz phase locked control
Adjustable pitch
Up to 199 speed settings with digital LED display
Precision feather touch controls
Integral rotor-platter motor design and speed detection mechanism
All control functions effected by high density ICs
High torque, rapid start up, stable load characteristics
Additional wooden tonearm base supplied
Four additional extra large isolating feet provided to accommodate long stemmed tonearms
note: some features applicable to mk2 version only
Type: manual player system
Drive method: direct drive
Motor: ultra low speed brushless DC motor
Control type: servo control (mk1), quartz locked (mk2)
Platter: 330mm, 2.5kg, aluminium alloy diecast
Speeds: 33 and 45rpm
Pitch control: 10% (mk1), 20% (mk2)
Wow and flutter: 0.03% WRMS (mk1), 0.025% WRMS (mk2)
Rumble: -70dB (mk1), -78dB (mk2)
Dimensions: 139 x 366 x 453mm (mk1), 159 x 384 x 453mm (mk2)
Weight: 7.8kg (mk1), 10.2kg (mk2)
