Specifications

 

 

 

 

 

 

 

 

 

 

 

 

Model:

CTK-451/CTK-471

 

 

 

 

 

 

Keyboard:

61 standard-size keys, 5 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 (ACCOMP), RIGHT ON/OFF (MELODY)

 

 

 

 

 

 

Display

 

 

 

 

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 symbol, octave symbol

 

Song Bank Status:

PLAY, PAUSE, REW, FF

 

Staff:

5 octaves with sharp and flat indications

 

Keyboard:

5 octaves

 

 

 

 

 

 

MIDI:

5 multi-timbre receive

 

 

 

 

 

 

Other Functions

 

 

 

 

Transpose:

12 steps (–6 semitones to +5 semitones)

 

Tuning:

Variable (A4 = approximately 440Hz ±50 cents)

 

Volume:

0 to 9 (10 steps)

 

 

 

 

 

 

Terminals

 

 

 

 

MIDI Terminals:

IN, OUT

 

Sustain Terminal:

Standard jack

 

Phones/Output Terminal:

Stereo standard jack (Output is monaural.)

 

 

Output Impedance: 78￿

 

 

Output Voltage: 4V (RMS) MAX

 

Power Supply Terminal:

9V DC

 

 

 

 

 

 

Power Supply:

Dual power supply system

 

Batteries:

6 AA-size batteries

 

Battery Life:

Approximately 2 hours on manganese batteries

 

AC Adaptor:

AD-5

 

Auto Power Off:

Turns power off approximately 6 minutes after last key operation. Enabled under battery power

 

 

only, can be disabled manually.

 

 

 

 

 

 

Speaker Output:

2.0W + 2.0W

 

 

 

 

 

 

Power Consumption:

9V

 

7.7W

 

 

 

 

 

 

 

 

Dimensions:

92.9 x 32.9 x 10.8 cm (36 5/8 x 12 15/16 x 4 1/4 inch)

 

Weight:

Approximately 4.0kg (8.8lbs) (without batteries)

 

 

 

 

 

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Casio 451 manual Specifications

451 specifications

The Casio 451 is a remarkable timepiece that combines classic design with contemporary features, making it a favorite among watch enthusiasts. Known for its reliability and functionality, the Casio 451 showcases the brand's dedication to innovation while honoring its legacy.

One of the main features of the Casio 451 is its precision quartz movement. This technology ensures accurate timekeeping, minimizing the hassles of manual winding. The watch is powered by a long-lasting battery, providing extended use without frequent replacements, which is a testament to Casio's commitment to convenience.

The Casio 451 stands out with its rugged yet stylish design. The case is crafted from high-quality stainless steel, offering durability and resistance to wear and tear. Its water-resistant capabilities make it suitable for various environments, allowing wearers to enjoy everyday activities with peace of mind. Additionally, the mineral glass crystal protects the dial from scratches, ensuring that the watch maintains its pristine appearance over time.

In terms of functionality, the Casio 451 is equipped with an array of features that appeal to both casual users and professionals. The watch includes a date display, which is particularly useful for those on the go. Additionally, its luminous hands and markers enhance visibility in low-light conditions, making it practical for night-time wear as well.

Another noteworthy characteristic of the Casio 451 is its versatility in design. Whether dressed up for formal occasions or worn casually, this watch seamlessly complements various styles and outfits. The comfortable strap ensures a secure fit on the wrist, allowing for all-day wear without discomfort.

Casio is also known for its commitment to environmental responsibility. The manufacturing process of the 451 emphasizes sustainability, incorporating eco-friendly materials wherever possible. This aspect not only reflects the brand's ethical standards but also appeals to a growing demographic of environmentally-conscious consumers.

In summary, the Casio 451 encapsulates a perfect blend of style, functionality, and durability. Its precision quartz movement, robust construction, and thoughtful features make it a reliable choice for anyone in search of a versatile timepiece. Whether you're navigating daily tasks or enjoying leisure activities, the Casio 451 proves to be more than just a watch; it’s a trusted companion for life's moments.