This is my ex SP-20 in the teak wood plinth with UA-7045 tonearm, Stax headshell and AT20SLa cartidge:
https://scontent-arn2-1.xx.fbcdn.net/v/t31.0-8/30848737_2185174628167359_9100562755345439545_o.jpg?_...
Technical data for TECHNICS SP20 (1976):
Driving System : Servo Controlled Direct Drive
Speed : 33-1/3 and 45 rpm
Platter : Aluminum diecast 32cm, weight 2.5 kg.
Starting torque Characteristic : 1.5kg × cm // Less than 0.7 (90゜) second to reach normal speed (33-1/3 rpm).
Load fluctuation : 1.5kg x cm within 0%
Rotation speed deviation : ±0.002%
Wow & Flutter : Less than 0.025%(JIS C5521)wrms.
S/N Ratio : 60dB(IEC17B) // 73dB(DIN45539B)
Power Consumption : 4W
Inertial mass : 345k × cm2
Outline Dimensions : 368.5 × 99 × 368.5mm
Weight : 8.0kg
Power : 100v / 60Hz

