Sony TTS-3000 - the first servo-controlled turntable
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Introduced 1966
Platter : aluminum diecasting 30cm, 1.5 kg
; Motor: servo-controlled direct current motor
; Speed: 33 1/3 & 45 rpm
; Speed regulation system: frequency generator/frequency discriminator servo control
; Speed control range: ±5%
; Driving system: polyuretane belt drive.
; Reduction ratio: 10:1
; Starting response: within 1 sec
; Wow & flutter: less than 0.05% rms
; S/N: Over 60 db (NARTB std.)
; Turntable waving: within±0.05 mm
; Power requirement: 100, 117, 220, 240 V, 50/60 cps
; Power consumption: 4 VA
; Weight: approx. 5.8 kg
; Dimension: 370x130x380 mm
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