|
|
楼主 |
发表于 2012-5-20 00:04:04
|
显示全部楼层
本帖最后由 dan3963101 于 2012-5-20 00:12 编辑
9 D3 J4 n2 J; X& l: ?" a( e, {. [
# t% J; Z! }$ X, ^) _* t6 o8 z英文电子说明书! X: }+ D! T, m9 L) Q! x4 ^
[1] POWER Switches the unit on or off. The unit is ready to operate with the factory
! t! L) o3 E3 d0 ]% O* R; ?; u7 ? default settings. The subsequent settings remain stored in a Flash EPROM
, U# t6 M$ }1 b after switching the unit off (unit contains no battery).& L0 i% v, i! p# P% k
[2] Input dBu FS Rotary switch for coarse input sensitivity setting in 10 dB steps. OFF position6 ?. |: v9 o! u- U! f' E1 A
between microphone and line sensitivity setting ranges.( B! d7 v: x$ u) q6 ~1 ]
Mic: Range –40...+20 dBu
1 A9 c+ L: c- \* J Line: Range +14 dBu, +24 dBu
( D+ g0 ]( F4 ?! t4 g" W( A[3] Fine Gain Potentiometer for fine input sensitivity setting.& @9 o3 p- e* ~3 _0 N
Range of additional gain: 0...+15 dB.9 S0 A2 v, J0 w
Headroom: The input sensitivity setting is calibrated in dBu per full-scale. It represents
5 m% V' ~6 M$ v# _ the dBu value of an analog input signal which causes a full-scale output of
7 s9 [' e2 B8 \( P) i- {9 @* U; n the A/D converter.
; n+ k% v( f& {" Q Example: A studio works with +4 dBu nominal analog level and uses 12 dB headroom;. [" `7 F( B- l6 {! }1 f) }9 `3 _
the peak level is therefore +16 dBu. The “Input dBu FS” rotary; ^6 Y1 T# s7 D' I, N
switch [2] is set to +24 dBu (i.e. gain setting short by 8 dB), and the “Fine
4 `0 B, b! C7 N: B6 ? Gain” potentiometer [3] increases the gain by 8 dB.! H0 ?3 P3 @+ X. `( v+ E2 F3 Z/ _3 Z7 ]
[4]...[6] Valve Dignifier Operative only if the function VALVE [8] is active.
) [: U& U) c6 Y g( X8 \[4] Bass Warmth The sound of low frequencies becomes rounder; bass has more depth; vocals' i( j5 X% D6 ^ Q6 i9 r# x
have more body; percussive instruments are less aggressive.+ D7 z/ l O9 z; v1 I. y
The group delay behaviour due to AC coupling of the stages is different in7 M. j6 d8 o& O" r+ n7 ?
tube amplifiers.
$ F. ?$ [ x; r! b1 @( b The “Bass Warmth” control allows to select the frequency range
1 S2 B( s% I6 i6 k, V+ C (10...200 Hz) within which the effect is active.: J- x3 ~. c) @- Q9 A
[5] Angel Zoom Adds transparency and clarity to vocals; emphasizes the solo instruments.7 v" n& A3 U5 X1 B
Valve amps have a characteristic response, mid-frequency harmonic content2 ^( Y v! @7 Y& U% B
is emphasized." }6 K- r5 m( D* V* p0 `
[6] Valve Drive Gain/Clip Tight, full sound; the sound will be harder/softer.0 N! ]$ i \) [, p- [) a7 P
The harmonics spectrum of a delicately overloaded valve amplifier is completely% L0 H$ v/ }. ~0 Z! a
different from an overloaded transistor stage.. v- E% X3 l1 W, W. _9 P, G: u$ b
The “Gain” control adjusts a gentle overload while the odd-harmonics content
' d. l& m9 @2 W. z+ I* e/ r& E$ T" v can be adjusted with the “Clip” control.
: w# t: [6 L9 d$ n8 d; a[7] Line Out Output level setting, calibrated in dBu per full scale (dBu FS). Range: 4...24; n' f1 E Q# k1 T+ I# S2 T) h$ r
dBu FS.
# g4 G% L2 s( c, {[8] VALVE Toggle key for inserting the Valve Dignifier stage into the audio path of the
/ K" T6 A0 ~' e desired channel. I- p% J( l5 s- o( `, o2 c8 N6 Q; M
The “VALVE” LED is on when the Valve Dignifier stage is active." L9 m4 V" d1 A W6 o
[9] INSERT INSERT function.
3 ^5 F5 }: P, Y+ U$ n First key pressure: INSERT POST VALVE, the Insert Send is tapped after1 Q4 y* V- ~ V
the valve stage (display: “INS”); the Insert Return is directly fed to the Line
) I# h7 z t) L G- h6 l2 ^ and AES/EBU outputs.
1 i, i$ H6 {* ^) E Second key pressure: INSERT PRE VALVE, the Insert Send is tapped before8 t+ v8 C4 z4 ~9 n2 g
the valve stage (display: “INS” and “PRE”); the Insert Return is fed via
+ f. Q6 ~8 d0 e" P the valve dignifier stage to the Line and AES/EBU outputs.
; j! [$ T7 v) E Third pressure: INSERT OFF, the input signal is fed via the valve dignifier" ~% T: e: c# V' g3 S! p) R
stage (if active) to the Line and AES/EBU outputs (also the Insert Send output- ]# L' @% t6 ?8 T% R' } Q, V$ J
receives this signal; display: none).
; q z3 }5 ?. W5 @3 C7 I; C4 H3 i Insert Send and Insert Return are electronically balanced and equipped with1 s5 `( {; I N5 D% S
XLR connectors.5 V$ h. Q" k2 k5 b) y
[10] ROUTING Selector for the channel routing when using one of the (optional) TDIF or
, g8 O9 J7 |. e: D' ]. f ADAT digital interfaces. Each input channel can be switched to one of the: K" ]1 v; P) \: ~% Y h% T, t
channels 1...8 of the multichannel interface. If desired, also a mono mix is
: W! \' n5 q( E8 \# H possible by selecting the same output channel for both input channels.+ t' S, ], Z8 O% V$ S
[11] 48 V Toggle key to activate the 48 V phantom power supply for the desired microphone5 i: t' U! l% w P' w8 R8 s" n0 }: z% l
channel./ W, K8 ?2 r% h! L- ], q
Can be operated only if the input gain selector is in Mic position. The0 k8 a" M- }/ ~5 B
setting remains stored when switching over to a line gain setting.
, F$ `: S8 C' z[12] Activates the high pass filter on the microphone inputs of the desired channel.2 a/ X1 F4 A& d; W, u0 f
Cut-off frequency (–3 dB point) 75 Hz, slope 12 dB/octave.
9 N& X) J, [! n' M& n+ V! L2 Q Can be operated only if the input gain selector is in Mic position. The
8 A+ p7 V ^3 L t H2 V8 R setting remains stored when switching over to a line gain setting.& i" }+ k O( Q- q" [/ s* T
[13] Ø Toggle key to activate the phase reverse switch of the desired channel.2 i$ ^: M* f3 i; u: Q) q# e& b$ C P
[14] MODE Toggle key to select the word length of the DIGITAL OUTput. 20 bit (display:
- |0 S. D+ K/ ?2 C l& u “20BIT”), 16 bit with dithering (display: “16DI”), or 16 bit with
* a1 y! p3 S5 B+ t7 C Noise Shaping (display: “16NS”) can be selected.
1 s) _) L, B% S0 q+ d! Z1 D[15] SYNC Selects the synchronization source for the unit. Possible selections are:( h! f0 q+ j& L) V% L$ _" c" z- e9 }
INT 48 Internal quartz reference, 48 kHz1 r* H, \- Z* o5 d4 x1 f
INT 44 Internal quartz reference, 44.1 kHz @; F7 M9 I6 V' J+ t2 k1 u
WCLK Selects external Word Clock Sync (flashes if no valid input signal is recognized)
* f& n, B! c S/ u! p3 f$ a! f8 j AES Selects external AES/EBU Sync (flashes if no valid input signal is recognized)/ ?( Z! w% I G, }, ^9 C
AUTO Selects sources automatically in the sequence AES-WCLK-INT
) [; V- Y* r; M5 D7 F$ O6 R VAR Indication only, active if the external source frequency deviates from 48 or
9 O: J. ^" X8 @5 ^ 44.1 kHz for more than approx. ±3 %.3 t6 t V0 P. G# F9 {
[16] PEAK HOLD Toggle key to select the PEAK HOLD function for the PPM level meters –# N6 A7 g, e+ | c( o
either permanently (display: “HOLD”), or with automatic reset after approx. 2 s.; H1 s* ]% D4 G
[17] SOFT CLIP Toggle key to activate the SOFT CLIP function in the analog paths to reduce. X9 ?" x n+ |- b
the danger of overloading the A/D converter with short signal peaks (if$ H/ h' W! |- `9 b% W- K
active, the display indicates “SOFT”). Threshold at 3 dB below full-scale,
: Q" x/ Y* f6 M allowing for approx. 6 dB reserve before hard clipping occurs+ |/ P2 a6 T- i3 f3 C1 z
: v V7 f* G/ g( r, B7 k# f |
|
[复制链接]
公安部备 45010302002201
客服：18077773618
发表于 2012-5-20 00:17:32
8 n+ D% H7 ~7 ]& a
