VM88 VM88
40 5
DSP SELECT, DIGITAL, MAIN, VM88
1
2
3
4
5
6
9
10
8
12
13
11
14
7
9
10
8
14
7
1
2
3
12
13
11
1
2
3
4
5
6
SO
14
7
1
2
13
12
1
2
3
4
5
6
9
10
8
3
4
5
6
12
13
11
4
5
6
9
10
8
12
13
11
14
7
C1
0.0 1
C2
0.0 1
C3
0.0 1
C4
0.0 1
C5
0.0 1
14
7
D+5
D+5
DGND
R961
100
D+5
R962 100
R963 100
9
10
11
8
D+5
SO_DSP
SO_DSP
CPU (SBIO P19)<
CPU (SBTO P20)>
SCK_DSP
SCK_DSP
CPU (SBIO P18)> SI_DSP
SELECTOR
SI_DSP
SI_DSP
74VHC00
U912D
74VHC00
U912C
74VHC00
U912B
74VHC00
U912A
74VHC00
U913A
74VHC00
U913B
74VHC00
U913C
74VHC10
U916A
74VHC00
U915A
74VHC00
U915D
74VHC00
U915C
74VHC00
U914B
74VHC00
U914A
74VHC00
U914D
74VHC10
U916C
74VHC10
U916B
74VHC00
U915B
74VHC86
U917C
74VHC86
U917D
DRDY_DSP
DRDY_DSP
WRDY_DSP
WRDY_DSP
DRDY_DSP1
DRDY_DSP2
DRDY_DSP3
WRDY_DSP1
WRDY_DSP2
WRDY_DSP3
WRDY_DSP[1...3]
DRDY_DSP[1...3]
U915E
74VHC00
VCC
GND
U914E
74VHC00
VCC
GND
U913E
74VHC00
VCC
GND
U912E
74VHC00
VCC
GND
U916D
74VHC00
VCC
GND
SCK_DSP1
SCK_DSP2
SCK_DSP3
SCK_DSP[1...3]
SO_DSP[1...3]
SCK_DSP[1...3]
SO_DSP[1...3]
SO_DSP2
SO_DSP3
SO_DSP1
SEL1
SEL2
SEL3
SEL[1...3]
WRQ_DSP
RST_DSP
SEL[1...3]
WRQ_DSP
RST_DSP
SEL1
SEL2
SEL3
/WRQ_DSP1
/WRQ_DSP2
/WRQ_DSP3
/WRQ_DSP[1...3]
/WRQ_DSP[1...3]
/RST_DSP[1...3]
/RST_DSP[1...3]
/RST_DSP1
/RST_DSP2
/RST_DSP3
DRDY
WRDY
/RST_DSP
/WRQ_DSP
SEL1
SEL2
SEL3
2. MAIN_D, CPU
1. MAIN_D, ROOT
3. MAIN_D, DSP_ROOT
7. MAIN_D, GA_DIF
4. MAIN_D, DSP1 2
5. MAIN_D, DSP3
6. MAIN_D, DSP SEL
8. MAIN_D, PLL
DRDY_DSP[1...3]
WRDY_DSP[1...3]
Fader (VR) Position at Standard Input / Output (continued)
INPUT 5 ~ 8 (TRS) +4 dBu, 1 kHz
PAN L (R)
Master Fader Adjust so that ST OUT level is at -10 dBV. ( ST OUT SW: ON)
INPUT 1 ~ 4 (TRS) +10 dBu, 1 kHz
INPUT 5 ~ 8 (TRS) +4 dBu, 1 kHz
PAN L (R)
MON OUT VR Adjust so that MON OUT level is at -10 dBV. (ST OUT SW: ON,
MON SEL SW: ST)
INPUT 1 ~ 4 (TRS) +10 dBu, 1 kHz
INPUT 5 ~ 8 (TRS) +4 dBu, 1 kHz
PAN L (R)
MON IN VR Adjust so that MON OUT level is at -10 dBV. (ST OUT: ON,
MON SEL: ST)
INPUT 1 ~ 4 (TRS) +10 dBu, 1 kHz
INPUT 5 ~ 8 (TRS) +4 dBu, 1 kHz
PAN L (R)
Output Level
INPUT 1 ~ 8
→→
→→
→ STEREO OUT -10 dBV ± 2 dB
INPUT 1 ~ 8
→→
→→
→ MONITOR OUT -10 dBV ± 2 dB
Frequency Response
INPUT 1 ~ 8
→→
→→
→ STEREO OUT / MONITOR OUT / AUX SEND
INPUT 1 ~ 4 20 Hz ~ 20 kHz +1, -3 dB (LINE level)
INPUT 1 ~ 4 20 Hz ~ 20 kHz +1, -3 dB (MIC level)
INPUT 5 ~ 8 20 Hz ~ 20 kHz +1, -3 dB (LINE level)
INPUT 1 ~ 8
→→
→→
→ PHONES OUT
INPUT 1 ~ 4 30 Hz ~ 20 kHz +1, -3 dB (LINE level)
INPUT 1 ~ 4 30 Hz ~ 20 kHz +1, -3 dB (MIC level)
INPUT 5 ~ 8 30 Hz ~ 20 kHz +1, -3 dB (LINE level)
T.H.D. (w/ distortion filter NF3346A, 3347 or equivalent)
INPUT 1 ~ 8
→→
→→
→ STEREO OUT / MONITOR OUT / AUX SEND
INPUT 1 ~ 4 (0 dBu, XLR) 0.03 % or less
INPUT 1 ~ 4 (-40 dBu, XLR) 0.05 % or less
INPUT 1 ~ 4 (+20 dBu, TRS) 0.03 % or less
INPUT 1 ~ 4 (-20 dBu, TRS) 0.05 % or less
INPUT 5 ~ 8 (+14 dBu, TRS) 0.03 % or less
INPUT 5 ~ 8 (-30 dBu, TRS) 0.05 % or less
S/N (w/ distortion filter NF3346A, 3347 or equivalent)
INPUT 1 ~ 8
→→
→→
→ STEREO OUT / MONITOR OUT
INPUT 1 ~ 8 (LINE level, XLR) 90 dB or more
INPUT 1 ~ 4 (MIC level, XLR) 78 dB or more
INPUT 5 ~ 8 (MIC level, TRS) 86 dB or more
INPUT 1 ~ 8
→→
→→
→ AUX SEND
INPUT 1 ~ 8 (LINE level, XLR) 90 dB or more
INPUT 1 ~ 4 (MIC level, XLR) 78 dB or more
INPUT 5 ~ 8 (MIC level, TRS) 86 dB or more
Mic Gain
INPUT 1 ~ 4 40 dB ± 3 dB
INPUT 5 ~ 8 44 dB ± 3 dB
Crosstalk 60 dB or more at 1 kHz (50 dB or more at PHONES OUT)
Click Noise
POWER ON / OFF -20 dB p-p or less
Other switching -30 dB p-p or less
Shock Noise -30 dBVp-p
Specifications and appearance are subject to change without notice for product improvement.
“Adat” and symbol are trademarks of Alesis Corporation.
OPTICAL
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