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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. A4 L* e5 M8 U9 @: p
是不是换了磁头?这金黄色磁头是不是国产的啊,

, v1 \/ T! C3 I' F7 X* O, c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
" Y$ s$ e" C8 K( [; t+ A: J. v, `7 u原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
  o, B& W5 P" G. R) L1。连接交流电压表CH 1输出连接器。
: J  P5 ?( F! N  R1 }: y* r( Z  a5 X2. 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.
; x$ P, {$ J( @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。* I3 b. B& n3 @5 M5 K6 t; o; |
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.  P5 a% D- M; e2 _
3。在磁带放音机校准参考水平的部分发挥1千赫。6 Q) e9 ^# X& P
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu., a5 X9 d7 J9 Q3 N( \
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。
4 @7 O& e4 K# J! T* x5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25)., y- h9 U) x$ }  {6 n
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。1 y2 C* \; Z4 t' S" j
4.3.3.4 Reproduce Equatizatioti Adjustment
1 |; |$ S8 ?; h& @+ {* tequatizatioti 4.3.3.4再现调整
8 y- R* Y4 M: a$ |* ^5 hNOTE: This procedure adjusts the High Frequency Reproduce Equalization.
0 F3 ]7 \6 {4 e- j; W) Z9 C6 G注意:本程序调整高频再现均衡。
# d6 p$ @1 C4 hThe Low Frequency Reproduce Equalization is adjusted during the Record
* N- k) M  B( r! L低频再现均衡是在记录调整
8 {+ d! g2 m# P: I4 fAlignments. Due to the fringing effect which occurs at low frequencies,% x' y! ]% ?" Y* L6 F  u
对齐。由于边缘效应在低的频率发生,
. ^9 y4 {* F* w8 `' V7 I" s0 Jadjusting the Low Frequency Reproduce Equalization using the Reproduce; k* Q% @6 |6 S5 p! {3 M
调整低频再现均衡使用复制
! S+ q! d/ O, G) cAlignment Tape does not produce accurate results.- ^! G9 v2 y6 ~% R: B. ~) x
调整带不产生精确的结果。& x5 [$ ]- y: `1 Q' N+ ~1 @6 K* X- ^
1. Thread the machine with the 15 ips Reproducer Calibration tape.
; k- `2 ?4 d* W* G* I# Z% i1。螺纹15 IPS设备校准磁带机。
0 C/ D( {5 N8 I+ q7 \1 O5 X, e2. Set the SPEED LO/HI switch to the Hi position.
8 V# j* V5 x. B) n2。设置速度的高低切换到高的位置。" c1 @5 z7 l5 K  A
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 _+ m6 ]1 K8 z, w8 b6 H5 y
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)。! K9 \, u, h! K6 k$ b
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.. k* O/ G  t% |
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。
  O" C8 u# I3 j) P" a* R5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.; j! E  ~. h9 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。
+ T3 \  |6 Y8 z7 F6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
2 L+ H' w+ I7 |3 Z( n6。螺纹7.5 IPS设备校准磁带机。
' Y/ g+ d' S' I% ^6 i  b: {5 f7. Set the SPEED LO/HI switch to the Lo position.
* J1 r4 x' {* V7。设置速度的高低位置切换到LO。2 G0 H% k, ~4 \$ F+ J& _, E, H: x" m
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.
7 q( f$ K, Y- _+ }; S8。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。( j- B$ |6 B# @% \
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below, F1 ~! Q1 b+ F0 C; s' x$ [
注:7.5 IPS校准带均衡音在10分贝以下记录; I- s& w! r, k
reference level.
  m1 r: |. c7 `0 M5 W+ K参考水平。6 N" `! a- b" N0 v
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.5 }8 J, q  i0 x# i7 j( `
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。
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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 11:152 w' X/ _- u" ^1 r0 j
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
* l1 ]" v& T% {1。连接交流电压表CH 1输出连接器。
1 W) n$ J/ U  P: X4 g5 i( Y2. T ...

0 K" m* H( n5 ^, b( 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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