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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
8 l5 K1 ?5 c: ^' S是不是换了磁头?这金黄色磁头是不是国产的啊,

* N* V1 \  Z8 \8 l7 i2 B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
% `, C5 t8 v+ S2 c6 x原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
: D2 x6 U7 t% M3 G. `* J& M1。连接交流电压表CH 1输出连接器。" b3 q: X8 I. j" R  J
2. 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.3 I3 ]' f, ~4 z" W0 P, M* @
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。$ P9 a0 s5 l( w/ \$ @
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
5 ]6 B( K% ?. T! s3。在磁带放音机校准参考水平的部分发挥1千赫。# R4 J. r/ @+ Q
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.- }3 L* d: \6 A+ E$ t
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。
8 ~2 _9 O8 @: Y0 i1 d  `0 N8 f5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).2 ]  N  V/ x2 z- h: e
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。; ^; f" I) w9 F& n) ~5 l
4.3.3.4 Reproduce Equatizatioti Adjustment& T! N7 q. T) X! W
equatizatioti 4.3.3.4再现调整4 D; z4 @7 W3 _' C' v0 g' Q: v/ S0 n
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.& N* c; s$ K7 `- l3 D
注意:本程序调整高频再现均衡。& e" l3 X7 W$ p/ ~
The Low Frequency Reproduce Equalization is adjusted during the Record
+ D4 W& }# D1 U低频再现均衡是在记录调整
6 c7 ^# K* Z; i' A; P6 jAlignments. Due to the fringing effect which occurs at low frequencies,. `6 Y+ j/ S* B  C
对齐。由于边缘效应在低的频率发生,+ O1 x5 @" a/ \) O# i* m* |2 {+ W
adjusting the Low Frequency Reproduce Equalization using the Reproduce
4 E  g1 _0 r) X调整低频再现均衡使用复制
" f( d7 m3 P3 C: x' BAlignment Tape does not produce accurate results.* q! c4 P- b% U) s3 C" G% N
调整带不产生精确的结果。
4 f# x" q0 b- r5 `1 U3 {# V+ ~1. Thread the machine with the 15 ips Reproducer Calibration tape./ x, D1 P" j6 d# U1 T0 Q
1。螺纹15 IPS设备校准磁带机。+ Q" d( b) @# v, a7 |' o) Q/ b* n
2. Set the SPEED LO/HI switch to the Hi position.
; x  M0 ?  b9 K& ?2 x2。设置速度的高低切换到高的位置。4 ~, ^1 Z. Q% b
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).
1 j! h9 W* d8 l3。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)。' W+ m: q& G; z* o# c  P4 W: y4 a: x
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., m; R8 E# {: y4 o( t6 v% `
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. k8 f3 y" F/ Y9 o9 Z& j. F" ~
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.# ~1 t! D& r# @( S# j
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。0 Q. X; T5 F* n$ ?  `
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.' U4 n% ~- @5 _2 U6 Y' D0 c
6。螺纹7.5 IPS设备校准磁带机。& Y! s: ]. e1 C6 `
7. Set the SPEED LO/HI switch to the Lo position.. ~; @, `' p0 \( d7 P
7。设置速度的高低位置切换到LO。3 }# W* w9 x6 W' U3 Q
8. Play the 10 kHz portion of the Reproducer Calibration tape and adjust the CH 1 REP EQ HF L (VR19) trimmer until the AC voltmeter indicates -6 dBu.
4 A# Z/ U. U& \) Q# T2 G8 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。
' ^4 r  ?# ]# d' H7 t  ANOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
! d; k9 k' R4 E& E) ^- C注:7.5 IPS校准带均衡音在10分贝以下记录
% A& w. P: b' I! \5 i8 ireference level.  Z1 W0 O1 D, [: V* F) q& z  B; T4 b
参考水平。% @7 W! H" E. q0 h: {# T
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
; Q8 z0 c# `$ Y2 _, G9。调整CH 2代表情商HF L微调(vr29)直到交流电压表指示6 dBu。
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发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
1 {+ y7 j  H% Y& y1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
3 U5 Z7 l+ U( ^3 s  A* u$ `6 E1。连接交流电压表CH 1输出连接器。
% A- b9 T0 d# B. T7 D2 ~3 i9 X+ ^2. T ...

* k  X% f+ D2 l3 C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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