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楼主: 红灯记
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为什么要这样调整小谷MX55开盘机的放音特性

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 楼主| 发表于 2015-2-3 09:27:18 | 显示全部楼层
奇异 发表于 2015-2-2 15:221 s0 t$ j, n  G; d9 ~
是不是换了磁头?这金黄色磁头是不是国产的啊,

5 a* Z1 k; P% y2 u0 I, I金色是原装的,换上去的是国产组装产品
发表于 2015-2-3 11:15:55 | 显示全部楼层
红灯记 发表于 2015-2-1 11:38
6 @0 h/ t0 C7 e原文出处:
6 l# S( I3 |* s! G# M
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
% q9 D6 G5 [/ P2 H9 C- T0 `1。连接交流电压表CH 1输出连接器。
% I" T4 I6 b& N3 B$ e5 y2. Thread the machine with the Reproducer Calibration Tape, press the OUTPUT SRL switches for both CH1 and CH2 and set both READY/SAFE switches to the Safe position. Set both INPUT/SEL’REP/REPRO switches to the Bepro position.6 f4 g& t% J3 Z  E# S
2。螺纹与扬声器校准磁带机,按两CH1和CH2的输出该开关和设置准备/安全开关到安全位置。设置输入sel'rep /摄制切换到百诺位置。
) C; C/ ^2 ?$ l7 c/ v% X) t3 N3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.9 N! ?+ Y* H! ^  z- W' g, o7 F: k
3。在磁带放音机校准参考水平的部分发挥1千赫。
5 n3 k( J% L7 H1 @4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
: R; H: m* f: M& p9 d6 l  n4。调整CH1摄制水平微调(vr15)在音频放大器电路板组装,交流电压表指示+ 4 dBu。
. }' }7 n. C$ L+ C5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
3 K. R% i! m+ Q$ ]3 W! {5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。
3 `# _4 }3 v, N+ @0 N1 Y4.3.3.4 Reproduce Equatizatioti Adjustment
; b- h# [5 m: D) m; D6 e5 n1 aequatizatioti 4.3.3.4再现调整
# i8 Q0 q6 l/ F) ]1 C$ kNOTE: This procedure adjusts the High Frequency Reproduce Equalization.
3 {) P1 [1 L  |; o5 _9 q% m注意:本程序调整高频再现均衡。" m7 p/ A# P6 S0 {( `
The Low Frequency Reproduce Equalization is adjusted during the Record
' C* P- _! ^, P2 _! M低频再现均衡是在记录调整
, o2 q! p+ E7 j) w! H( aAlignments. Due to the fringing effect which occurs at low frequencies,3 G7 m* H: `  [1 v
对齐。由于边缘效应在低的频率发生,( D! e( d5 W0 r: E9 M1 X) g9 t
adjusting the Low Frequency Reproduce Equalization using the Reproduce
' i# n2 a+ Q4 R, t2 z调整低频再现均衡使用复制
# M" G0 Y/ `2 p7 P. gAlignment Tape does not produce accurate results.! S9 d8 H' F5 O+ Y5 A/ |
调整带不产生精确的结果。! t$ g7 s" e% M; ?4 _6 P
1. Thread the machine with the 15 ips Reproducer Calibration tape.
# Y  V2 Z/ Y* ^/ ]/ D; l9 ~1。螺纹15 IPS设备校准磁带机。/ z6 ~+ F2 B0 D% L; J! O
2. Set the SPEED LO/HI switch to the Hi position.# w$ D! G5 P( u$ G. H
2。设置速度的高低切换到高的位置。
0 w0 b4 h6 h( W- b0 n4 ?4 n3. Set both READY/SAFE switches to the Safe position. Set both INPUT/SEL.REP/REPRO switches to the Repro position, and press both OUTPUT SRL buttons (SRL On).
/ I: i* K/ K' _/ {" a( S3。设置好/安全开关到安全位置。设置输入sel.rep/repro切换到复制的位置,并按输出SRL按钮(SRL对)。% S% S: L# |2 w3 s; _, @
4. Play the 10 kHz portion of the Reproducer Calibraion tape and adjust the CH 1 REP EQ HF H (VR17) trimmer until the AC voltmeter indicates +4 dBu.
+ V' ~6 ^* x5 \: l4。玩的放音机标定带10千赫的部分和调整CH 1代表情商HF H(vr17)微调直到交流电压表指示+ 4 dBu。
! T; b3 ~: P3 E5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.5 |9 Z; I+ H2 n. j! _: S% S* {
5。调整CH 2代表情商HF H微调(vr27)直到交流电压表指示+ 4 dBu。9 e- e# T1 u+ K, x+ e+ H5 @% [
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
# K3 @2 j5 N( t6。螺纹7.5 IPS设备校准磁带机。
6 A0 f8 s' B, J7. Set the SPEED LO/HI switch to the Lo position.
# a+ `( g4 |. I* J7。设置速度的高低位置切换到LO。
7 U- |6 S. e8 _0 b1 _# C" n: S( Q8. Play the 10 kHz portion of the Reproducer Calibration tape and adjust the CH 1 REP EQ HF L (VR19) trimmer until the AC voltmeter indicates -6 dBu.% Z* ^0 [( U; @1 U' W1 R  T# @9 g/ |# g
8。玩的放音校准带10千赫的部分和调整CH 1代表情商HF L(vr19)微调直到交流电压表指示6 dBu。' D3 o8 g" k# K* I; D8 s9 ~, ]
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
- ?) s) d7 f7 q/ I# S2 Y. \注:7.5 IPS校准带均衡音在10分贝以下记录! A/ Y( g! G7 O
reference level.
9 ~; R; p" I& u: u参考水平。: D9 c8 S! T" w" V8 M
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
. ~/ _0 t0 j1 F, _9。调整CH 2代表情商HF L微调(vr29)直到交流电压表指示6 dBu。/ X8 h) Z* g: }2 [+ N  \1 F
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
% D9 Y, j# d) a% F( T1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
3 {! _. L- T& T1。连接交流电压表CH 1输出连接器。
9 ~2 X# t  U7 t9 A. \' Z* [' u" I# d2. T ...

  \9 J0 ~# `0 J  ^! m- Y2 O& u刚到手一台 MX-55D ,真想调整一下, 看起来很专业,也很复杂。
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