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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
8 Z$ f- {1 Y0 g是不是换了磁头?这金黄色磁头是不是国产的啊,

! [, b3 m2 M4 A" W& t8 N# U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
: o3 t8 E; R9 U1 Z2 f9 s原文出处:

3 E2 u$ i& Z0 @. b6 Q' i! K5 H1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
/ ?) i* S* I8 |: y( D1。连接交流电压表CH 1输出连接器。
3 w( I! G+ B- m6 P8 V5 s2 V$ 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.
' n& ?9 e) N6 F! P7 C; {' \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。
, v3 t$ p1 S; o6 F3 \: {3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.8 W( Y/ n( O+ S7 |
3。在磁带放音机校准参考水平的部分发挥1千赫。) v0 e# w0 j, S! i. P  `6 `
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.# R% m6 m+ I, p* f9 T5 x
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。
# _: L1 p7 d( F  m5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25)./ W: `) o9 N( Z) h8 F! _, \, u
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。
0 f; m* }, r$ C3 i: Q3 f4.3.3.4 Reproduce Equatizatioti Adjustment2 o9 d+ y: v+ r
equatizatioti 4.3.3.4再现调整
9 E% y3 u2 ~, jNOTE: This procedure adjusts the High Frequency Reproduce Equalization.
. m) z" [, I! D- @& \3 T/ o# Q注意:本程序调整高频再现均衡。
2 j8 a' ?1 v6 A+ V/ k/ C2 E, bThe Low Frequency Reproduce Equalization is adjusted during the Record) q$ Z6 T8 r5 f! Q8 }. w
低频再现均衡是在记录调整
- Q6 l' o8 L4 c. B0 JAlignments. Due to the fringing effect which occurs at low frequencies,4 w* D/ ~  J' A
对齐。由于边缘效应在低的频率发生,
+ k; y( ~, V9 y: h7 ?5 k! p* Tadjusting the Low Frequency Reproduce Equalization using the Reproduce
, c( J8 R* c# b" Q' z# R调整低频再现均衡使用复制
6 d! ?2 F6 v9 B, c3 o9 pAlignment Tape does not produce accurate results.
1 E% l. G8 z2 }4 J' i# O$ Z& F调整带不产生精确的结果。! C/ q5 U+ Q( j3 M
1. Thread the machine with the 15 ips Reproducer Calibration tape.
5 M" M+ o- u+ r# J# [* x1。螺纹15 IPS设备校准磁带机。, X/ p# K: Q2 i- R* n. J
2. Set the SPEED LO/HI switch to the Hi position.: M" J1 A! @3 i. g1 e" S- u$ s) k
2。设置速度的高低切换到高的位置。
1 G9 Q% c9 Y- C. Y4 ~9 M3. 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).' W# s4 o) y6 @* `/ P* q
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; v1 A' H7 I5 D. j4. 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.+ X& p1 M" q7 R& S- l
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。
% U6 r3 Z2 W! e$ v( J$ h5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu., k3 r& J8 [! v. E. N* W, H
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。% n  n7 F# Z+ A0 t& F
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
' o+ s2 B  M: B; d% D+ w: x6 H6。螺纹7.5 IPS设备校准磁带机。9 b9 P5 M- W% T" i. }, y9 i3 J& [
7. Set the SPEED LO/HI switch to the Lo position./ i( `+ J) k- d8 ]5 [% @3 q) E* `
7。设置速度的高低位置切换到LO。' A1 `- k3 Q. r. ]2 A; l* \
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.
6 w5 P7 \! Y% H6 v8。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。
0 w! p% }; `1 b( ?6 ^NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
& k: ~3 c% L$ a, f& [2 T5 }注:7.5 IPS校准带均衡音在10分贝以下记录
0 _0 N" {  |3 ereference level.
2 o. c3 N+ n9 \: x4 a8 y参考水平。
( U5 W2 g5 g" k9 P9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
: k* y+ ~4 r( ]  ^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。0 n$ c/ Q6 f" k& v! z- A
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15% s1 `2 I0 d( b. I9 M6 N$ |; M
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
- u7 W% }! L* j! y1。连接交流电压表CH 1输出连接器。
% B1 u  O9 S( w* L; ]. q* j2. T ...

9 _+ t/ T2 v& I2 ?$ t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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