Casio casio electronic keyboard manual Specifications, General, Electrical

Page 3

 

 

 

SPECIFICATIONS

GENERAL

 

 

 

Keyboard:

49 standard-size keys, 4 octaves

Tones:

100

 

 

Polyphony:

12 notes maximum (6 for certain tones)

Auto accompaniment

 

 

 

Rhythm patterns:

100

 

 

Tempo:

Variable (236 steps, = 20 to 255)

Chords:

2 fingering methods (CASIO CHORD, FINGERED)

Rhythm controller:

START/STOP, SYNCHRO/FILL-IN

Accomp volume:

0 to 9 (10 steps)

Song bank

 

 

 

Tunes:

100

 

 

Controllers:

PLAY/PAUSE, STOP, REW, FF, LEFT ON/OFF, RIGHT ON/OFF

Musical dictionary

 

 

 

Name display:

TONE, RHYTHM, SONG BANK name/number, keyboard settings name/value

Tempo:

Tempo value, metronome, synchro standby, beat indicator

Chord:

Chord name, Chord form

Fingering:

Fingering indicators, parts, pedal (The pedal indicator is for received MIDI

 

data only.)

Song bank status:

PLAY, PAUSE, REW, FF

Staff:

4 octaves with sharp and flat indications

Keyboard:

4 octaves

MIDI:

5 multi-timbre receive

Other functions

 

 

 

Transpose:

12 steps (–6 semitones to +5 semitones)

Tuning:

Variable (A4 = approximately 440 Hz ± 50 cents)

Volume:

0 to 9 (10 steps)

Terminals

 

 

 

MIDI terminals:

IN, OUT

Phones/Output terminal:

Stereo standard jack (Output is monaural.)

 

Output Impedance: 60 Ω

 

Output Voltage: 5 V (RMS) MAX

Power supply terminal:

9 V DC

Power supply

Dual power supply system

Batteries:

6 AA-size batteries

Battery life:

Approximately 2 hours (SUM-3/R6P)/4 hours (AM3/LR6)

AC adaptor:

AD-5

Auto power off:

Turns power off approximately six minutes after last key operation. Can be

 

disabled manually.

Speaker output:

3.0 W (Output is monaural.)

Power consumption:

9 V

---

7.5 W

Dimensions (HWD):

958 × 310 × 132 mm (37-3/4 × 12-3/16 × 5-3/16 inches)

Weight:

Approximately 3.5 kg (7.7 lbs) (without batteries)

ELECTRICAL

Current drain with 9 V DC:

200 mA ± 20 %

No sound output

Maximum volume

750 mA ± 20 %

with 12 keys C1 to B1 pressed in Synth-Lead 1

 

Volume: 9 (Max.)

 

Phone output level (Vrms with 8 Ω load each channel):

95 mV ± 20 %

with key A4 pressed in Synth-Lead 1

Speaker output level (Vrms with 4 Ω load each channel):

1050 mV ± 20 %

with key C4 pressed in Synth-Lead 1

Output level (Vrms with 47 KΩ load each channel):

1100 mV ± 20 %

with key C1 pressed in Synth-Lead 1

Minimum operating voltage:

5.7 V

— 1 —

Image 3
Contents CTK-431 Contents Specifications GeneralElectrical Block Diagram Casio Circuit DescriptionKEY Matrix Nomenclature of KeysDgnd NCOMrdb McsbLCD Driver LSI3 KS0066U-10B VCC Power Amplifier IC101 LA4598Filter Block CPUAdjustment Main PCBVR1 TP1 Major Waveforms Printed Circuit Boards Schematic Diagrams Sub PCBs JCM444-MA2M/MA3M Keyboard PCBs JCM4911K-KY1M/KY2M Segment LCDExploded View Parts List Keyboard PCBs Overseas Service Division

casio electronic keyboard specifications

Casio electronic keyboards have long been celebrated for their innovative features, impressive sound quality, and user-friendly designs. These versatile instruments cater to a wide range of musicians, from beginners to seasoned performers, making them a popular choice in both home and professional settings.

One of the standout features of Casio electronic keyboards is the variety of sound voices they offer. Most models include hundreds of built-in tones, ranging from realistic piano sounds to other instruments like strings, brass, and synthesizers. The range of voices allows musicians to experiment with different styles and genres, enhancing their creative capabilities.

Casio keyboards are equipped with advanced sound technologies, such as the AiR Sound Source (Acoustic and Intelligent Resonator) technology. This technology provides exceptionally rich and expressive piano sounds by simulating the complex harmonics of acoustic instruments. Musicians can enjoy features like sympathetic resonance, which adds depth and richness to performances, mimicking the natural behavior of an acoustic piano.

Another notable characteristic is the user-friendly interface. Many Casio keyboards come with intuitive controls and an easy-to-navigate LCD screen, making it simple for users to access settings, sounds, and effects. Additionally, features like one-touch presets allow musicians to select sounds quickly for different playing styles, enhancing the overall playing experience.

Casio electronic keyboards also incorporate various rhythm and accompaniment features, such as built-in styles and backing tracks. These features enable users to play along with a virtual band, adding a professional flair to their performances. Many models come with lesson modes that provide guided instruction, making them ideal for beginners who wish to learn at their own pace.

Portability is another significant advantage of Casio keyboards, with many models designed to be lightweight and easily transportable. Whether for practice sessions, travel, or live performances, musicians can rely on these instruments for their convenience.

Connectivity options are robust as well, with USB ports for MIDI connectivity, allowing users to connect their keyboards to computers or music production software. This makes it easy for musicians to create and record music digitally.

In summary, Casio electronic keyboards combine advanced technology with user-friendly features, making them suitable for all levels of musicians. With their rich sounds, versatile functions, and portability, these keyboards continue to be a reliable and popular choice in the world of music. Whether for practice, performance, or composition, Casio keyboards offer an exciting platform for musical exploration.