数据见下面" ~& b: u' w" r5 \* ^
MICRO SEIKI BL 10X7 N- {. Y& Z/ Q
2-Speed Belt Drive Turntable with Pitch Control (1982-90)/ Y1 v0 p. e& R% ]9 S
Specifications
+ w4 Q8 X5 {1 _, ^$ q. d7 _7 tDrive system: Belt drive with FG servo controlled DC motor# d" z# {- {; _$ }; O# j1 K
Speeds: 33.33 and 45rpm
, K. @3 T, [ s- t9 v; ]3 Q2 ^8 dSpeed variable range: +-3%+ I, C* L2 Z2 b/ y
Wow and flutter: 0.025% wrms
& m& l( ]% I, V2 G8 M2 x( x- jSignal to noise ratio: better than 75dB0 V( u' ~. c$ V, ~2 A4 }
Platter weight: 2.65kg' u" w5 E- {+ m* k' p
Platter material: Cast aluminium# R" f' T7 a* [' t
Tonearm: Static balance with interchangeable pipe system) \% v+ B Z- z( q) `: l* |$ H+ ~ A; e2 c
Effective length: 222mm% h, G7 e6 n: k$ \& S
Overhang: 15mm
, H0 V$ X! o) F6 fUsable cartridge range: 4-9g( v, G, d7 i& ^! ^) ?
VTF adjustment: 0-2g direct reading9 C2 B3 N7 M3 I! d7 J: \
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