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DX7 SPECIFICATIONS
Keyboard
61 keys, Cl to C6: velocity and pressure sensitive
(Initial & After touch): 16 note polyphonic, and may
be set to monophonic
Sound Source
FM digital tone generators: 6 operators and 32 algo-
rithms
Internal Memory
RAM memory with 32-voice capacity; battery back-
up prevents loss when AC power is turned OFF
Lithium battery has 3 to 5 year service life.
External Memory
RAM cartridge with 32-voice capacity; non-volatile
EEPROM does not require battery These cartrdiges
are used to save user-programmed voices or edited
presets.
ROM cartridge with 64-voice capacity (2 banks of 32
voices, with switch): these cartridges hold the preset
voices,
Mode Selectors
STORE, MEMORY PROTECT-INTERNAL, MEMORY
PROTECT-CARTRIDGE, OPERATOR SELECT, EDIT/
COMPARE, MEMORY SELECT-INTERNAL, MEM-
ORY SELECT-CARTRIDGE, FUNCTION
Controls
VOLUME, DATA ENTRY (slider plus pair of adjacent
buttons for Yes/No, On/Off, >/<, or +1/-1), PITCH
WHEEL, MODULATION WHEEL, OPERATOR ON-
OFF; EG COPY (For other controls, see "Voice
Parameters" and "Function Parameters" in these
specifications)
Voice Parameters
(EDIT MODE)
ALGORITHM
FEEDBACK
LFO:
WAVE triangle, saw down, saw up, square, sine,
S
&
H
SPEED
DELAY
PITCH MODULATION DEPTH
AMPLITUDE MODULATION DEPTH
SYNC
PITCH MODULATION
SENSITIVITY
AMPLITUDE MODULATION
SENSITIVIT*
OSCILLATOR:
MODE*
SYNC
FREQUENCY COARSE* 0.5-31 (1 Hz -10 kHz)
FREQUENCY FINE*
DETUNE*
EG:
RATE (1-4)*
LEVEL (1-4)*
KEYBOARD LEVEL SCALING:
BREAK POINT*
CURVE (L, R)*
DEPTH (L, R)*
KEYBOARD RATE SCALING*
OPERATOR OUTPUT LEVEL*
KEY VELOCITY SENSITIVITY*
PITCH EG:
RATE (1-4)
LEVEL (1-4)
KEY TRANSPOSE
VOICE NAME
Function Parameters
(FUNCTION
mode)
MASTER TUNE
POLY/MONO
PITCH BEND:
RANGE
STEP
PORTAMENTO MODE:
POLY
MONO
GLISSANDO
TIME
MODULATION WHEEL:
RANGE
PITCH
AMPLITUDE
EG BIAS
FOOT CONTROL:
RANGE
PITCH
AMPLITUDE
EG BIAS
BREATH CONTROL:
RANGE
PITCH
AMPLITUDE
EG BIAS
AFTER TOUCH:
RANGE
PITCH
AMPLITUDE
EG BIAS
0-99
ON/OFF
ON/OFF
ON/OFF
Signal Connections
OUTPUT (T.S. PHONE JACK) -10 dBm, 600 ohm
unbalanced
HEADPHONES (TS. PHONE JACK) 8 - 150 ohm
mono or stereo phones
Control Connections
FOOT SWITCH (2 T.S. phone jacks):
SUSTAIN
PORTAMENTO
FOOT CONTROL (2 T.S. phone jacks):
VOLUME
MODULATION .. 0 - Max MOD WHEEL RANGE
MIDI
(5-pin DIN type female jacks)
Other Features
LCD DISPLAY
LED DISPLAY
CARTRIDGE INTERFACE
16 char. x 2 lines
2 numbers w/decimal
For
DX RAM
or
ROM
only
Dimensions/Weight
WIDTH
HEIGHT
DEPTH
WEIGHT
40" (101.2 cm)
4"
(10.2
cm)
13"(32.9cnn)
31.2
lbs (14.2 kg)
Temperature Range
32°F (0°C) to 104°F (40°C)
Accessories*
*
2 ROM cartridges, RAM cartridge, music stand.
FC-3A foot controller (for VOLUME or MODULA-
TION) , FC-4 or FC-5 foot switch (for PORTA-
MENTO or SUSTAIN), BC-1 breath controller.
*Those voice parameters marked with an asterisk may be pro-
grammed individually for each of the 6 operators; other voice
parameters apply to the voice as a whole.
"Certain accessories are standard, and others are optional,
depending upon the part of the world where the instrument is
sold. Check with your dealer.
Specifications are subject to change without notice or obligation.
RATIO/ FIXED (Hz)
ON/OFF*
FREQ.COARSE
times 1.00 -1.99*
-7-+7
0-99
0-99
A-l
to
C8
± LINEAR, ± EXP
0-99
0-7
0-99
0-7
0-99
0 - 99 (± 4 octaves)
± 2 octaves
Up to 10 characters
0-99
ON/OFF
ON/OFF
ON/OFF
0-99
ON/OFF
ON/OFF
ON/OFF
0-99
ON/OFF
ON/OFF
ON/OFF
RETAIN/ FOLLOW
FULL TIME/FINGERED
ON/OFF
0-99
0 -12 (1 octave)
0-12
± 75 cents
16 note polyphonic/1 note mono
1-32
0-7
0-99
0-99
0-99
0-99
ON/OFF
0-7
0-3
ON/OFF
ON/OFF
0 - maximum
IN,OUT,THRU
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