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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
, |( `( p' R2 M3 u5 I& {* x是不是换了磁头?这金黄色磁头是不是国产的啊,

: m, p: w5 @9 R: ?3 y( Z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
+ p# X4 r! k2 @原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.( w! o, H# U- Z
1。连接交流电压表CH 1输出连接器。+ ^- c8 v) N, d# s3 q9 y
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.* g4 ~. m2 |% R' ~( 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。0 a1 A3 n0 L7 b$ r5 V5 K
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
* g( m  \  X9 R( ?9 k. D' e/ ~! d3。在磁带放音机校准参考水平的部分发挥1千赫。/ F3 u% `# _" o) n: b
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
$ u( Y$ e3 O- m$ V$ x7 R7 m' r8 z4。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。0 C& N$ |- v/ J7 Q$ t' u
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
9 ^6 ?- D/ Z  m5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。& n2 s3 n: t2 g; E
4.3.3.4 Reproduce Equatizatioti Adjustment
6 j9 A3 b) n. |) @' m" B* d1 E; U* Xequatizatioti 4.3.3.4再现调整6 Z6 Z+ }5 t# @5 L( X5 i5 `1 @; c  A
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.
* F) o$ F5 O* j; D: Q, Y9 I注意:本程序调整高频再现均衡。* R3 u  C2 ^- _3 O5 Q( x
The Low Frequency Reproduce Equalization is adjusted during the Record: E8 L8 T" _4 ^" u: Z
低频再现均衡是在记录调整
, W3 T. z" z; F+ [; w2 e4 KAlignments. Due to the fringing effect which occurs at low frequencies,$ V* D, e2 ~7 }# ?/ M* I( L" h
对齐。由于边缘效应在低的频率发生,
0 U8 F6 \" n6 d+ ~/ m1 ]adjusting the Low Frequency Reproduce Equalization using the Reproduce
  z. v- C& n, p/ e3 m$ q7 j" c3 L调整低频再现均衡使用复制
# t% L$ j6 P' u5 pAlignment Tape does not produce accurate results.6 Y# s; a% \  f1 F5 N* K4 L
调整带不产生精确的结果。: q% \& C+ p/ s5 ~9 s! J) R3 I
1. Thread the machine with the 15 ips Reproducer Calibration tape.; t( \, ~) A# E8 t
1。螺纹15 IPS设备校准磁带机。1 e. u( g4 h$ I: Q- {! C) I
2. Set the SPEED LO/HI switch to the Hi position.
2 t" L/ }/ R4 n- w$ F5 g3 D/ U2。设置速度的高低切换到高的位置。1 R8 T% N; h8 B  n
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).
6 n$ S4 Z. ]: b1 _" H7 {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)。; W& R. W: P" A/ m4 f/ w
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.
- v4 W2 r1 m+ e6 a4 O7 i" _; V, U5 D& P4。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。
- {, E5 M8 s7 m$ b% ]$ F5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
) Q! p' E  |5 L# b5。调整CH 2代表情商HF H微调(vr27)直到交流电压表指示+ 4 dBu。- Y8 ^8 e, N4 J/ v
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.$ U8 z2 U& [6 f" |& u/ E1 K2 s
6。螺纹7.5 IPS设备校准磁带机。2 {' r) I& ~& G1 h
7. Set the SPEED LO/HI switch to the Lo position.# \! w+ t- Y2 {8 r4 h
7。设置速度的高低位置切换到LO。( A% l2 ?3 X0 N2 _' w: V
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.
. x( i, ]0 f/ J- b8。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。' g* |% K% O- h3 g( n% r
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below: m, L8 O0 X( E+ ]& l, h6 o
注:7.5 IPS校准带均衡音在10分贝以下记录
. H3 [; U/ U. ^reference level.
* U6 g+ f) ~3 _& S- O" n, c参考水平。
) Y9 Z7 D2 x) B3 b9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
; K3 ~8 E/ C) |' `' b9。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 11:156 M# z4 C3 B  M3 c. ?4 Z2 F, c
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
- d- c, f, P6 N; M( C1。连接交流电压表CH 1输出连接器。
/ [0 q. }3 ^* f2 b7 N( K2. T ...
+ E+ y. n' G" w& u" N% G
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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