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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 15:22
( ?* M0 x+ B' L& o- t是不是换了磁头?这金黄色磁头是不是国产的啊,

- a5 v# [: i0 X2 ^7 K& j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
4 {) k6 O: j1 c原文出处:

: B- Q! o9 c2 Z0 I* N4 c" V# A1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.7 }: e4 P; F* e2 U- X- \5 o
1。连接交流电压表CH 1输出连接器。
& Q9 Z: T7 @. c: q7 h2. 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.
: t# a) V6 t4 `+ x- V2。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。
6 c0 x/ i0 v& {5 d! t6 k, G3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
* F# q8 @* _+ p: M4 G7 n6 f9 K3。在磁带放音机校准参考水平的部分发挥1千赫。. e1 `% T4 J2 j
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
3 `* _) ^" e' ?, b7 ?4。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。
- h, l) ?/ g) Q: ?5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
0 p4 F* ~% G* b- _/ y- L* E5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。" w3 y! t3 ^& G, p- k
4.3.3.4 Reproduce Equatizatioti Adjustment$ O5 _- E, q; A3 T! V4 m
equatizatioti 4.3.3.4再现调整
: A, N, \4 Y( hNOTE: This procedure adjusts the High Frequency Reproduce Equalization.
. A- j# s: u5 G注意:本程序调整高频再现均衡。
& D4 Z6 i; o( T/ Q" X0 OThe Low Frequency Reproduce Equalization is adjusted during the Record1 l, N/ Q2 F5 M& ?' `+ ~3 Y
低频再现均衡是在记录调整
% g: [+ I8 }# `* u6 mAlignments. Due to the fringing effect which occurs at low frequencies,
4 V- a0 d  u0 _3 l6 `- W6 k对齐。由于边缘效应在低的频率发生,! M5 {9 T9 ~& B( B" z3 v
adjusting the Low Frequency Reproduce Equalization using the Reproduce- f7 f9 q5 c$ H! P3 L0 k! U; {; z& X. w
调整低频再现均衡使用复制
4 M. w0 O' S6 c- w4 VAlignment Tape does not produce accurate results.* g; n  ~. u/ L( d8 U0 k" s
调整带不产生精确的结果。% U+ b9 h: _2 p& s7 N
1. Thread the machine with the 15 ips Reproducer Calibration tape.! e8 O+ S( A9 S+ m5 G0 l- K
1。螺纹15 IPS设备校准磁带机。
# |; E( g0 I8 n( C) M% h2. Set the SPEED LO/HI switch to the Hi position.! B6 @( }4 B9 @  b/ O
2。设置速度的高低切换到高的位置。% E" ?* \  [3 Q7 _4 M1 l
3. 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).
, U! C' X) z5 V- 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)。. R! E* g) a; `8 ]4 M( G& t4 A9 b6 |/ d
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.; Z7 W5 j" p) L* U: m4 R
4。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。' l$ U  W8 }/ w, q
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
* x3 x% d2 l) c- `3 `+ p: I/ ~( r5。调整CH 2代表情商HF H微调(vr27)直到交流电压表指示+ 4 dBu。, m1 o/ G$ b4 p0 f2 H& v8 o
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
+ X& Y% [5 Z, {* Y6。螺纹7.5 IPS设备校准磁带机。
" O8 [" M& m) Y, K0 ~# P7. Set the SPEED LO/HI switch to the Lo position.$ Q. R  a" p" e& i! ^* F. w, X
7。设置速度的高低位置切换到LO。
! N. `7 V6 _3 c( k, o: J5 Y; G8. 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.
  R5 ?- |* f  j8。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。
, t/ A' P/ z) f2 {NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below) ]0 _" u$ m( v* Z' Q# _+ R
注:7.5 IPS校准带均衡音在10分贝以下记录6 \1 ^+ b8 X0 X! G# N
reference level.
) }$ R+ x' F) y- n& E$ s参考水平。7 w, s& Y0 O+ n1 |
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
* N5 f+ o3 x' T) S& s9。调整CH 2代表情商HF L微调(vr29)直到交流电压表指示6 dBu。
' N. i- J  r* s  J2 t% U; [; o
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15/ S* `2 v+ V  L  O: V
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.$ Q& ^+ D$ P% k9 I& N+ s. }
1。连接交流电压表CH 1输出连接器。
; r) i( T# I+ R" s1 ]2. T ...
* q0 t. B( _' ~5 [3 s* O( ~
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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