数据见下面
4 y* @2 R2 I" j5 Y' ^MICRO SEIKI BL 10X
, `5 g! o# d/ X* |8 N2-Speed Belt Drive Turntable with Pitch Control (1982-90)
* ~, F2 V) }9 g: L7 s; VSpecifications4 I0 L! W7 ^5 @# _9 U3 k8 Q' B
Drive system: Belt drive with FG servo controlled DC motor
; k S3 R" b# X2 FSpeeds: 33.33 and 45rpm
, ~' E9 l4 J9 Z1 b# C% j' T4 [Speed variable range: +-3%: u. U9 m1 n$ m' t9 X2 r
Wow and flutter: 0.025% wrms
; L y5 b: F( ?9 RSignal to noise ratio: better than 75dB$ {- N' x3 N) m: N
Platter weight: 2.65kg
9 Y" i! o9 L: B) m4 W* v8 p! uPlatter material: Cast aluminium2 m. h' V9 ?" {! Q. I/ u+ B5 ]
Tonearm: Static balance with interchangeable pipe system
. q; D. ?, l3 N% _" G" H7 f/ dEffective length: 222mm i! s, [3 N; F" F2 V
Overhang: 15mm
6 @6 ^, H; I! C+ ~" SUsable cartridge range: 4-9g
6 w$ z: n: |( dVTF adjustment: 0-2g direct reading
- X- ?- B/ O. f7 j' E. a |