数据见下面
7 v+ ^4 X# b( `2 cMICRO SEIKI BL 10X
& P4 y6 r& @) ?2-Speed Belt Drive Turntable with Pitch Control (1982-90). u- N. A0 q0 Y7 C9 h
Specifications
; U9 ]8 f* X0 t& x' O3 UDrive system: Belt drive with FG servo controlled DC motor
- L7 m2 Y5 N& |: q' c& e/ PSpeeds: 33.33 and 45rpm( t7 t. y+ [3 T" X( E
Speed variable range: +-3%/ v" L4 `4 V+ }% G' B
Wow and flutter: 0.025% wrms, [4 D6 Q6 E1 c& h, s
Signal to noise ratio: better than 75dB
4 k. ?) {. r& ]' I$ Z) MPlatter weight: 2.65kg
5 o8 o* u0 P! P( k/ C, C8 ^Platter material: Cast aluminium
6 K/ j$ m- }' S" ~5 DTonearm: Static balance with interchangeable pipe system4 ~+ ^1 @4 }6 a* U+ k9 l
Effective length: 222mm+ h& y7 v3 F" I7 }/ o
Overhang: 15mm# Y* p8 ?/ g& [7 [0 k* [
Usable cartridge range: 4-9g: {0 V" O4 N' ^! d
VTF adjustment: 0-2g direct reading
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