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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& C$ A( `) H: s2 X: I0 K
是不是换了磁头?这金黄色磁头是不是国产的啊,
) v* ^8 }, T  V
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
& ~* a5 g; w" k) c! j原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
# ?3 c* r' W8 i/ k% L- o1。连接交流电压表CH 1输出连接器。
* @8 R7 {, Y% ^' I9 S5 Z2. 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.
. F* F( Q; O4 u# z6 X+ d2。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。
2 l; g' ?$ Y. q7 s4 x5 p3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
6 T3 T# T6 n6 j2 o! @5 e$ s3。在磁带放音机校准参考水平的部分发挥1千赫。: v  E% K' i3 _/ y) U7 c) ?- i
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
) e! B, z& q* M5 b8 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。2 o8 ]2 S7 Q! U* r/ _% t* V9 K
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
  v" L) \* I7 E' Y* M+ A  ~5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。
- |3 Q; u: D! ^0 r% X( j# ~4.3.3.4 Reproduce Equatizatioti Adjustment! ~# w$ {% Q/ P. R! o# h% Y4 C
equatizatioti 4.3.3.4再现调整
7 ^  n7 O' a( p  }; g' B% @: G" ]NOTE: This procedure adjusts the High Frequency Reproduce Equalization.
$ P: E) @' E7 j" Q2 E1 k- c: b注意:本程序调整高频再现均衡。
, v% X. H3 u9 y. x% J3 d  nThe Low Frequency Reproduce Equalization is adjusted during the Record
& q# I0 Z5 n0 d% H2 t* n9 U低频再现均衡是在记录调整4 X9 G, m2 D1 |# \; R1 J
Alignments. Due to the fringing effect which occurs at low frequencies,
, j5 t5 @% C0 z7 ^# F- b对齐。由于边缘效应在低的频率发生,
& l+ `3 V) [3 S* zadjusting the Low Frequency Reproduce Equalization using the Reproduce& T) ~+ b1 r' b% \& ]9 A1 h% x# q
调整低频再现均衡使用复制- G0 E# E6 h7 {; W3 w6 X- T& _
Alignment Tape does not produce accurate results.; o( C/ B7 X- n+ @- S2 |# e
调整带不产生精确的结果。" p" D9 _1 N" @* [: \# R, W# n
1. Thread the machine with the 15 ips Reproducer Calibration tape.
# h/ n2 Y1 N6 Q& s% a1。螺纹15 IPS设备校准磁带机。
" y' `+ g! ?& K2 @  \2. Set the SPEED LO/HI switch to the Hi position.
2 T1 {1 b% K0 {8 r7 y  n2。设置速度的高低切换到高的位置。8 Z2 F/ v8 r* `+ z
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).
- ~; ^2 p4 Y( |# f7 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)。5 j3 B% }" H1 ~0 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.
1 `( P5 G) ]- I. j) a2 d1 s4。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 d6 q+ a6 B% o  ]" o5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.9 H( q8 ^+ }! q( l. B) 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。7 y% C; Q$ r7 U
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
: y4 i- `) `# N* b0 @+ p6。螺纹7.5 IPS设备校准磁带机。' T8 o  N# t0 A8 w# R+ a8 q
7. Set the SPEED LO/HI switch to the Lo position.7 |; f5 J$ O5 N
7。设置速度的高低位置切换到LO。, G+ w) C) S- p# C" o
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.
" C' {# u; z: a3 [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。$ u0 P# Z) L9 t" \
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below" S- E- S, y% k! z
注:7.5 IPS校准带均衡音在10分贝以下记录8 W. l) H, e7 R, r/ M
reference level.5 r  U- _% n, U+ ?9 E; v
参考水平。
2 ?0 {1 C4 D  n% R' X9 _: E( G- v9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
) M! T0 M7 t5 ~7 A5 D. B% o  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。
$ ^# h+ l# ]& @0 o" O& a- e
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
! {  j4 f, ~3 b0 D  _) ?( p9 i0 D4 Y1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.+ G. \6 n# m/ d9 E' b; m
1。连接交流电压表CH 1输出连接器。5 h9 J) b' V) Z( M, a% H% H
2. T ...

- Q2 d/ X- H% C, m% T0 H$ 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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