Equipment information
Korg A4 Effect Processor
Manufacturer:
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Model:
A4
Date:
1992
Category:
Group:
Description:
Performance Signal Processor
Information
Internal Effects : COMPRESSOR, DISTORTION/OVERDRIVE, 3 BAND
EQ, PITCH/DELAY,
CHOROS/FLANGER, REVERB, AMP SIMULATION, NOISE REDUCTION
Programs : Preset; 30 programs
User programmable, 30 programs
Front panel : Volume; INPUT VOLUME, PARAMETER EDITORS,
OUTPUT VOLUME
Keys/Switches; BANK UP SWITCH, WRITE KEY, USER/PRESET KEY,
BYPASS/TUNE SWITCH, EFCT/PROG SWITCHES, PROG/EDIT SWITCH,
MODECEffectjSELECT KEYS(UP, DOWN)
Display; BANK/VALUE Display (8 segment LED x 2)
Dot type LEDs; EFCT/PROG LEDs, MODE LEDs, Peak indicator
Rear panel ; Power Switch, DC9V Jack, INPUT Terminal, OUTPUT
Terminals
(L/MONO, R), PHONE Jack, VOLUME PEDAL Jack, EXTERNAL CONTROL
OUTPUT Terminals (1, 2), MIDI Terminals (MIDI IN, MIDI OUT)
Sampling Frequency: 48 KHz
Dynamic Range : 90dB or more(IHF~A, when bypassing)
TUNER ; Measurement Range; A0-C7
Measurement Accuracy; ±0.5 cent.
Power Supply : DC9V
Power Consumption : 350mA
Maximum Input
Level/Impedance *. +7dBu/lMQ
Maximum Output
Level/Impedance .' +7.5dBu/lkQ
Dimensions : 498(ff) x 227.5(D) x 48.7(H)mm
Weight : 2.2kg
Manual Type:
Service Manual
Pages:
34
Size:
1.60 Mbytes (1675930 Bytes)
Language:
english
Revision:
0412 CEH
Manual-ID:
Date:
1992 01 01
Quality:
Scanned document, all readable.
Upload date:
2017 09 09
MD5:
7ac036568e47fc9956e199971fcaf3db
Downloads:
549
Information
1. SPECIFICATIONS
... 1
2. STRUCTURAL DIAGRAM
... 3
3. BLOCK DIAGRAM
... 5
4. CIRCUIT DIAGRAM ...
... 6
5. P.C. BOARDS
... 7
6. HOW TO DISASSEMBLY
... 9
7. DIAGNOSTIC TEST
... 11
8. REFERENCE DATA
... 18
9. PARTS LIST
... 26