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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
, I3 j8 A9 {! a( n2 p% y是不是换了磁头?这金黄色磁头是不是国产的啊,
1 X. \9 A9 _+ d1 A5 N! B' I9 L/ M
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; O1 z. X' i, w! F
原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
6 {* \0 R/ b1 K0 G1。连接交流电压表CH 1输出连接器。
! @) E+ L! _: u" p3 [. D2. 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.9 c; A& Z# K% }9 {1 v
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。9 J+ {5 l! j+ Y2 m! Z  m* Z
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
- r: p4 x+ _+ W1 M3。在磁带放音机校准参考水平的部分发挥1千赫。
% \( Z3 D. V7 H1 r# X$ |1 A4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
0 w! L* Q' d7 x: C4 M8 O4。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。
; k2 W6 `( k+ @" T) _5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
2 w2 ~) r* o7 J+ ]6 g( Q% D6 P5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。; G- U) x" B! j
4.3.3.4 Reproduce Equatizatioti Adjustment
$ \* u. Z! e/ Yequatizatioti 4.3.3.4再现调整
. |/ Q/ [; c# ~: tNOTE: This procedure adjusts the High Frequency Reproduce Equalization.3 @' Q7 Z7 q) T
注意:本程序调整高频再现均衡。, K6 s' _& _( S  j$ q
The Low Frequency Reproduce Equalization is adjusted during the Record: h" F( ~+ U8 m  `; _! D* a
低频再现均衡是在记录调整
- h- I  B: s, O4 z7 p: N3 X/ ~( XAlignments. Due to the fringing effect which occurs at low frequencies,6 d0 M2 h! b) s; |  s
对齐。由于边缘效应在低的频率发生,% c2 ]: ^0 ^8 S+ ?& q
adjusting the Low Frequency Reproduce Equalization using the Reproduce
" D0 A! B7 X# g8 t* W+ f调整低频再现均衡使用复制* R% G! B- d+ w8 A0 D6 G7 T0 G
Alignment Tape does not produce accurate results.9 x/ Y- P; ~% V! c' A
调整带不产生精确的结果。& V: C; p  o, }( E# u+ J6 e
1. Thread the machine with the 15 ips Reproducer Calibration tape.
0 p4 E+ v0 z# A3 h+ w% k1。螺纹15 IPS设备校准磁带机。5 H- t% E6 @1 X  K
2. Set the SPEED LO/HI switch to the Hi position., Z" z8 q# m2 j
2。设置速度的高低切换到高的位置。
3 K. ?) |% d  |2 k' m* Y% d3. 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).% X/ o+ k) R& I- }
3。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)。$ h$ G( y+ E9 r* B' e
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* g+ C7 L3 d5 T0 F
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。8 \* T7 @2 r0 x1 w+ ^3 r, ^
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
8 X9 s. I6 i% i  m  g- L- `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。
, F, h* D$ s6 E4 V4 X0 o0 V6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
8 h4 w/ q3 w/ `7 V. P! @  P6。螺纹7.5 IPS设备校准磁带机。* J0 H$ k. e4 Q7 k7 x( t
7. Set the SPEED LO/HI switch to the Lo position.
0 k4 T! C; P6 B; w. W7。设置速度的高低位置切换到LO。7 E9 Z" @5 t2 e5 ~
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.8 z* v' k  c* [2 {  Z8 _- N
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。
3 g/ V) ~9 f/ j3 `1 k3 uNOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
+ R' a. B3 c8 K4 E8 m' a8 v注:7.5 IPS校准带均衡音在10分贝以下记录
) g4 x; I7 o- }! X& I2 D+ preference level.( \8 h; V( a8 P
参考水平。$ W% E% B  X( I, V; i% M. U
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
! ~8 P7 h+ W$ o  ^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。
' G3 I' i6 M8 R: W- ?$ b
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15* M% K. p+ s# @; [+ L+ f) _
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
+ V( O7 Z/ s5 Y" g0 X( a1。连接交流电压表CH 1输出连接器。
1 M, O+ c6 d2 n/ o" h9 p2. T ...

7 p% R# `+ O2 [- e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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