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Reference
Specifications
Model
Keyboard
Maximum Polyphony
Tones
Built-in Tones
Sampling Tones
Reverb
Metronome
Beats per Measure
Tempo Range
Song Bank
Tunes
Step Up Lesson
Lessons
Lesson Part
Functions
Auto Accompaniment
Rhythm Patterns
One Touch Presets
Other Functions
Transpose
Tuning
MIDI
Musical Information Function
Inputs/Outputs
USB port
Sustain jack
Phones/Output jack
Audio In jack
Built-in microphone
Power Jack
Power Supply
Batteries
Battery Life
AC Adaptor
Auto Power Off
Speakers
Output
Power Consumption
Dimensions
Weight
• Design and specifications are subject to change without notice.
EN-38
CTK-2090/CTK-2400
61 standard-size keys
48 notes (24 for certain tones)
400
1 (Long Sampling) or 5 (Short Sampling)
Sampling Time: 2 second (Long Sampling) or approximately 0.4 seconds each (Short
Sampling)
Effects: 5 types
Sampling Demo Tune: 1
1 to 10, Off
0, 2 to 6
30 to 255
110
5 (Listen, Watch, Remember, Next, Auto)
L, R, LR
Repeat, Voice Fingering Guide, Note Guide, Performance Evaluation
150
150
±1 octaves (–12 to +12 semitones)
A4 = 415.5 to 465.9 Hz (Initial Default: 440.0 Hz)
16 multi-timbre received, GM Level 1 standard
Tone, Rhythm, Song Bank numbers and names, staff notation, fingering, pedal operation,
tempo, measure and beat number, chord name, etc.
TYPE B
Standard jack (sustain, sostenuto, soft, rhythm)
Stereo standard jack
Output Impedance: 200Ω, Output Voltage: 4.5V (RMS) MAX
Stereo mini jack
Input Impedance: 9kΩ, Input Sensitivity: 200mV
9.5V DC
2-way
6 AA-size zinc-carbon batteries or alkaline batteries
Approximately 3 hours continuous operation on alkaline batteries
AD-E95100L
Approximately 6 minutes (during battery operation) or 30 minutes (during AC adaptor
operation) without any operation
10cm × 2
2W + 2W
9.5V = 7.7W
1
94.6 × 30.7 × 9.2 cm (37
Approximately 3.4kg (7.5 lbs) (without batteries)
1
5
/
× 12
/
× 3
/
inch)
4
16
8
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