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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
% R, r6 i: |2 X7 p% b& P是不是换了磁头?这金黄色磁头是不是国产的啊,

+ g; `- A' `7 c1 c: Q+ Q! x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
5 E' h2 x6 i9 \8 Z原文出处:

/ d# I# Y- r2 z, M8 B1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.$ G, |/ p! A1 F/ I: E
1。连接交流电压表CH 1输出连接器。/ w! [8 L/ h( j8 H. w* O. P8 C
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.6 i' j0 Y/ x, f) l* u& p
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。. n# ]+ K* `" {8 B' s
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
: Y8 Y  e! t$ |6 r: {# }+ z3。在磁带放音机校准参考水平的部分发挥1千赫。
; k" B7 W# h  `4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
- p6 y; z- m2 q4。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。
, U# F8 ?: b+ l5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).. ]4 n/ M0 W1 M+ x6 N+ H- ^5 V6 F
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。# e7 l! Z3 g) h/ l0 ?* y
4.3.3.4 Reproduce Equatizatioti Adjustment  I4 w; ^  D6 @- P4 X' c
equatizatioti 4.3.3.4再现调整( t5 U3 `$ k" L" L; A8 Y0 ?
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.
- l4 W; z" Y  i注意:本程序调整高频再现均衡。6 E2 C8 `2 i4 C. r9 A; i0 N
The Low Frequency Reproduce Equalization is adjusted during the Record
' G9 O# x. G9 g% P3 q! v! q0 T低频再现均衡是在记录调整3 H! y8 o5 ]! y3 g: X' ~
Alignments. Due to the fringing effect which occurs at low frequencies,
$ ~' F2 n* |8 N- ]2 U1 b7 {5 X$ B对齐。由于边缘效应在低的频率发生,
5 j6 D9 j/ @; E! B# Xadjusting the Low Frequency Reproduce Equalization using the Reproduce' H* |3 n3 I  W3 i( w7 g
调整低频再现均衡使用复制( `& o& d8 V: s: z: l: d
Alignment Tape does not produce accurate results.; }) J+ o. i3 Z$ t& K& |$ e- S
调整带不产生精确的结果。
$ m0 m- H0 f7 u# t) l: K, |1. Thread the machine with the 15 ips Reproducer Calibration tape.
2 l5 h$ l4 S1 A$ P1。螺纹15 IPS设备校准磁带机。
  U9 h# m$ j, y: a! [# T- E& e: Y2. Set the SPEED LO/HI switch to the Hi position.9 D: x' X* g4 p. z( j
2。设置速度的高低切换到高的位置。
: A( {- D9 V8 H" I5 B; O" K3. 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).# U8 E9 c+ o3 x7 I/ y4 l. \
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)。9 f- G: _3 `) Q! e$ T6 i
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.
+ O6 ]- ^' N# {/ X! x- B2 v5 |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。
; a5 D) U7 ~2 M; h' K( N5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.0 B3 A8 b5 b% g  K0 q3 ^: d  ~# t2 |; t
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 _3 Y& r( l& o; M
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
# b! k9 w! ?4 G/ u" [0 R6。螺纹7.5 IPS设备校准磁带机。+ z0 t! S+ n- f5 D) g. A$ ]
7. Set the SPEED LO/HI switch to the Lo position.0 g" [# ~  _7 i. z% p  z
7。设置速度的高低位置切换到LO。
( i" N" a3 O+ X* t8. 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.
. U* `* M! Y! Z4 }: |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。8 ~3 [; b; z/ B) t# x
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below+ E7 _$ c; Z4 G7 ~
注:7.5 IPS校准带均衡音在10分贝以下记录
: d& a- n0 @2 P5 e3 [reference level.2 x9 p& z2 V2 \* S( p9 e. L/ b
参考水平。4 h8 M: Z7 O: }5 r  `8 t+ p
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
  W1 @3 h+ A, ^& Y  }1 T% V9 z9。调整CH 2代表情商HF L微调(vr29)直到交流电压表指示6 dBu。
. ~' _5 c9 c# s2 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" n7 K# e7 @& k& w' O' C
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.4 O7 e1 e* ~8 @$ u! e" e8 E8 D
1。连接交流电压表CH 1输出连接器。& \5 _# C. F0 K& _. }7 w
2. T ...
2 s5 T, T4 `* Z+ l* F- t5 I
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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