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Grand Hybrid Technology

Sound

AiR Grand Casio piano technical drawing

AiR Grand Sound Source

The CELVIANO Grand Hybrid incorporates AiR Grand Sound Source, a newly developed system using CASIO’s state-of-the-art sound technologies. It includes many impressive features. Multi-dimensional Morphing delivers smooth changes between soft anf strong playing. Acoustic Simulator reproduces the characteristics of sounds produced by acoustic grand pianos. The authenticity generated by the AiR Grand Sound Source ensures a pure piano experience.

AiR Grand Sound Source

AiR Grand Casio logo

Easily replicate the tones of the “Three Legendary Pianos”
AiR = Acoustic Intelligent Resonator

Computer Chip with for Casio Grand Hybrid

Multi-dimensional Morphing

Smoothly expresses changes in volume and tone characteristics with variations in touch and passage of time

Computer Chip with for Casio Grand Hybrid

Commitment to the sound of a grand piano
Acoustic Simulator

Resonance System

Smoothly expresses changes in volume and tone characteristics with variations in touch and passage of time

Hammer Response

Expresses different note sounding timing for each pitch range

Key Off Simulator

Expresses differences in tone reverberation depending on the speed of key release

Action Sound System

Smoothly expresses changes in volume and tone characteristics with variations in touch and passage of time

Prevents degradation of the original sound and outputs high-quality sound
Lossless Audio Compression

Touch >>>

Sound Source

<<< Hammer Response

Information from "Touch" and "Acoustic System" is fed back to the "Sound Source" for tuning

Berlin Grand

Hamburg Grand

Vienna Grand

Touch and Acoustic System

Sound Source

Information from "Touch" and "Acoustic System" is fed back to the "Sound Source" for tuning

Berlin Grand

Hamburg Grand

Vienna Grand

Berlin Grand selected, Hamburg Grand, and Vienna Grand sound buttons

The completely distinct essences and personalities of the Three Legendary Pianos, all in one, each at the touch of a button

Berlin Grand selected, Hamburg Grand, and Vienna Grand sound buttons

Multi-dimensional Morphing

On an acoustic grand piano, the volume and quality of sounds change from the time the keys are struck until they die away. CASIO’s Multi-dimensional Morphing technology enables natural,smooth transitions in sound volume and tone based on the power of the keystroke. This technology contributes to more expressive performances.

Evolution in the new GP-510BP and GP310BK/WE

More natural sustain that improves chord resonance
More gradual decay of notes after sounding, individually optimized for each of the “Three Legendary Pianos”.

  • Richer harmony sound when striking a chord.
  • Smoother note connections when playing legato.

Acoustic Simulator

[Resonance System]

The various types of resonance in a grand piano are crucial to the playing experience. The CELVIANO Grand Hybrid incorporates String Resonance, which exposes the harmonic relationships between various strings when keys are struck. Also Damper Resonance reproduces the resonance occurring when a damper pedal is pressed. The GP-510BP is equipped with Open String Resonance and Aliquot Resonance functions for enhanced realism. Casio’s Resonance System reproduces the resonance of both the strings and sound board of a grand piano by selecting, controlling and synthesizing according to performance conditions.

String Resonance

Open String Resonance

Damper Resonance

Aliquot Resonance

processor chip for Damper Resonance, Open String Resonance only available on GP-510BP, and Aliquot Resonance also only available on GP-510BP

[Hardware Resonator]

The unique Hardware Resonator synthesizes Damper, Open String and Aliquot Resonances to reproduce distinctive, individual sounds for all the respective 88 keys.

[Action Sound System]

A grand piano also generates several types of mechanical sounds, which are an important part of the playing experience. CASIO has sought to provide a more realistic simulation by reproducing the sounds of these mechanisms. Four types of operating sounds are included, and the volume of each can be set independently or turned off.

Piano Keys

*Damper Noise, Key On Action Noise and Key Off Action Noise are incorporated in GP-510BP and GP-310BK/WE. Pedal Action Noise is incorporated in GP-510BP only. 

[Key Off Simulator]

The lengths of the lingering sounds produced by a grand piano vary depending on the speed at which players release their fingers after pressing the keys. In a similar fashion, Casio's Key Off Simulator controls the length of these sounds based on the key's release speed and delivers a natural decay of the sound. This enables players to express delicate nuances when playing staccato and legato.

Slow key release

Long lingering sounds

Fast key release

Short lingering sounds

[Hammer Response]

The timing of a grand piano’s sound varies subtly depending on which keys are being played, even when the keys are struck with the same force. To achieve optimal authenticity, CASIO has installed appropriate settings for each of the three grand piano tones. The sound production timing can also be adjusted to suit the player.

Piano Hammers

Grand Pedal System

By continuously sensing and detecting the position of the damper pedal, Casio's Grand Pedal System enables fine-tuning of the damping volume and note length depending on the degree of pedal depression. In addition, the Half Pedal Position function permits adjustment of the depression position at which the damping effect comes into play accoridng to the player's preference. For performances which utilize the soft pedal, the change in volume and characteristics of sound is extremely natural where the player can enjoy a wide range of expression when playing softly. The Action Sound System's Damper Noise and Pedal Action Noise features reproduce even subtle operating sounds like those experienced with an acoustic grand piano.

*Pedal Action Noise : GP-510BP only

Piano Pedals of the Grand Pedal System

Grand Acoustic System

Casio has developed a new dedicated speaker system for the CELVIANO Grand Hybrid that reproduces the characteristics of sound emanating upwards and downwards from an acoustic grand piano. This enables powerful and dynamic expression from rich, stately bass to bright mid-to-high sounds. The four-channel audio system incorporates six speakers, carefully positioned in a structural design that releases sound outward from the interior of the body. The system delivers the same sound field experience a player would enjoy while playing an acoustic grand piano.

3D Acoustic System Envelops the Performer
Offers the player a “grand piano playing” experience

  • Equipped with 6 speakers
  • Creates a 3D sound field simulating how sound reverberates off the piano lid and the floor
Grand Hybrid 3D Acoustic numbered illustration 1 through 4
  1. The performer also hears sound that passes through the real wooden keyboard like that of a grand piano
  2. Efficient use of the sound from the back of the speaker
  3. Uses reflected sounds to create a sound field surrounding the performer
  4. Delivers a more powerful and dynamic playing feel

Evolution in the new GP-510BP and GP-310BK/WE

Improved overall sound using at downward-facing main speaker with excellent bass reproduction

  • Dynamic expression from rich, deep bass tones to crisp mids and highs
  • Creates a wider output range to achieve clear sound quality with minimal distortion
  • Automatically adjusts output balance of upward- and downward-facing speakers depending on volume to create a more natural sound field

New models (GP-510/GP-310) magnet:Thickness = 20mm

Previous models (GP-500/GP-300) magnet:Thickness = 12mm

Volume in mid to low register: About 120% the average of previous products

Adjustable Lid Position 

The CELVIANO Grand Hybrid's design includes a top panel that can be manually raised and lowered. The lid's position not only physically affects the sound coming from the upper speakers, but also works in conjunction with the "Lid Position" setting to accurately duplicate the characteristics of the adjustable lid on an acoustic grand piano.  

Music Casio Celviano Pianos

Hall Simulator & Listening Position

Twelve types of Hall Simulator are included, each one based on careful analysis of the acoustic characteristics of a world-famous concert venue. Each space has a total of four Listening Position settings. For example, the pianist can simulate the experience of hearing the piano from a seat in the audience, as opposed to the playing position. 

Hall Simulator list

01.   ROOM
02.   OPERA HALL
03.   N.Y. CLUB
04.   VIENNESE HALL
05.   DUTCH CHRUCH
06.   STANDARD HALL
07.    OPERA HALL
08.   BERLIN HALL
09.    L.A. HALL
10.    FRENCH CATHEDRAL
11.    FRENCH CATHEDRAL
12.    BRITISH STADIUM

Listener's position

Player's position


Lid Simulator

The volume and timbre of sound produced by a grand piano change depending on the degree to which the lid is open or closed. The Lid Simulator simulates these acoustic effects digitally. Pianists can select among four settings for the opening and closing stages and enjoy playing music with the piano sound effect of their choice.

*The Lid Simulator's setting value remains unchanged, regardless of whether the piano's top board is open or closed.

The 4 stages of a grand piano's lid opening and closing have been investigated and imitated.

Lid removee

Full-open

Semi-open

Closed

Volume Sync EQ

Volume Sync EQ is especially useful for quiet playing at home and other times when you want to keep the speaker volume low. This function balances the sound at low volumes by adjusting the sound quality in the low and high registers. The result is a constantly pleasant playing experience, no matter where the volume is set.    

Bass

Treble

Headphone Mode

When the piano is played at low volume, natural sound is maintained through compensation of the tone in the low and high ranges.

Piano Hammers

Headphone Mode

Headphone Mode automatically creates a spacious sonic image while wearing headphones, recreating the feeling of playing an acoustic piano. With the experience of wearing headphones significantly enhanced., pianists can enjoy playing naturally and feeling the sound field of a traditional grand piano. 

Headphone Mode

Touch

Natural Grand Hammer Action Keyboard

For an authentic piano touch, Casio has developed a keyboard system called the "Natural Grand Hammer Action Keyboard." This keyboard system features high-quality wooden keys as well as hammers that follow the same path of motion as in a grand piano. CELVIANO Grand Hybrid features keys that are manufactured using exactly the same materials as an acoustic grand piano. Careful attention is paid not only to the finish of the surfaces of the keys but also to the quality of the wood employed for the key beds. This combination of an outstanding action mechanism and superior-quality key materials further enhances the sensation of playing an acoustic grand piano. 

Natural Grand Hammer Action Keyboard
Piano Pedals of the Grand Pedal System

A real wooden keyboard that is comfortable to play

  • The invisible back parts of both white and black keys are also made of wood
  • Even the keyframe that withstands the keystroke force is made of wood 
  • Same wooden key material as used in C. Bechstein grand pianos
  • Also uses the same key surface material as a grand piano-acrylic for white keys and phenol for black keys

The keyboard is made of the same high-quality Austrian spruce as the keyboards on C. Bechstein grand pianos. Careful attention is paid to drying and processing of this high-quality material before keyboard construction begins. 

Piano Pedals of the Grand Pedal System

Action mechanism has natural playing feel and is outstanding for repeated notes

Can replicate the delicate nuances of the fingertips thanks to an action mechanism that is mechanically equivalent to the action of a grand piano.

Faster repeated note capacity than a grand piano

1. Orignal Tri-Sensor action mechanism

The core of CELVIANO Grand Hybrid's keyboard performance is created by CASIO's proprietary action mechanism. This mechanism includes a hammer movement modeled from a grand piano and three sensors, which accurately capture a performer's expression from the keys. Since there are no physical strings, CASIO's action is able to exceed the performance characteristics of a grand piano, providing superior playability that enables pianists to perform such actions as trills and repetitive notes with ease.

2. Fulcrum distance from keys

The position of the fulcrum with respect to the keys is exactly the same as with a grand piano. This contributes to stable playing performance since the touch is never heavier or lighter depending on the position at which a finger strikes a key.

Piano Pedals of the Grand Pedal System

Comparison of keyboard's dynamic characteristics

*Keystroke speed at approx. 300 mm/sec (mf degree of performance power)

[Grand piano]

Reaction force

Time

[CELVIANO Grand Hybrid]

Reaction force

Time

Beyond simply detecting the overall force of a key being played, the entire travel of the key is precisely modeled after the behavior of a grand piano. 

Piano Pedals of the Grand Pedal System

Casio's technology for enhancing control of strokes between soft and strong playing

Natural volume changes and wide expression

With the new GP-310BK/WE, they are designed with high precision to ensure that changes in the dynamics pressure from the player's fingers are similar to that of a grand piano. As a result of Casio's repeated simulations and fine adjustments, all with the aim of perfecting the relationship between volume change and key pressure, players can naturally control the sound volume across a wide spectrum of total colors between pianissimo and fortissimo as if playing an acoustic grand piano. 

Precision keyboard return speed

Casio has conducted a thorough study of the speed at which grand piano keys return to their normal position after they are struck. This research has finally led to the development of a keyboard action with a consistent return speed and stable responses across the range of the instrument. 

Evolution in the new GP-510BP and GP310BK/WE

More natural volume and tone characteristics change that approach those of a grand piano

Wider range of expression through varying keystrokes force and improved controllability when playing softly.

  • Easy to play with different volume and tone characteristics by varying keystroke force.
  • More sensitive expressiveness for pianissimo sounds, especially when playing extremely softly.
Concert Play

Experience

Concert Play

Playing with an orchestra is an extraordinarily thrilling event. The Concert Play feature demonstrates orchestral performance for a pianist to enjoy an experience of playing as a soloist accompanied by a full orchestra. 15 pieces of music are built in. When you practice, a convenient playback function offers capabilities of play, pause, fast-forward, rewind, and A-B segment repeat. Using Slow Mode, the tempo of these pieces can be slowed to 80% of normal speed as needed.

Concert Play

Expanded Concert Play Contents

Additional pieces of music are available to enjoy with the Concert Play feature. You can download those pieces from the Internet onto USB flash drives.
For details: click here

Scene

Available with the GP-510BP, this feature provides the most suitable sound environment for the music performers select to play. The scene can be created by various combinations of tones, effects, and reverberation levels. 15 different Scenes were designed as preset settings according to such themes as composer, musical genre, and venue. Users can also customize Scenes and register up to ten of their favorite settings. 

Features

Recording Functions

Audio Recorder

Audio Recorder

CELVIANO Grand Hybrid pianos have the ability to record performances on USD flash memory available on the market as stereo audio files (44.1 kHz, stereo .WAV format.) Recording can be stored or played back on a computer or transferred to CDs or other media. The piano's built-in full playback function permits the use of such features as pause, fast-forward, rewind, and A-B segment repeat. 

*Software available on the market may be required for producing CDs

MIDI Recorder

This function enables players to record their own performances freely in the CELVIANO Grand Hybrid's memory. It helps users improve their playing skills by reviewing their own performances objectively afterward. This full playback function permits use of such features as pause, fast-forward, rewind, and A-B segment repeat during playback.

Music Library

CELVIANO Grand Hybrid includes 60 piano pieces in its "Music Library." The scores for these pieces are included and CELVIANO Grand Hybrid's features are ideal for learning. Left and Right hand parts can be practiced separately. Tempo can be changed and an A-B segment repeat allows you to practice a section of the piece. Each piece has a selected preset tone but players can enjoy their own choice from the Berlin Grand, Hamburg Grand, and Vienna Grand tones

*Some musical scores are not published due to copyright issues.

 

Duet Mode

The keys to the left and right of center on the keyboard can be set to the same tonal range. The Duet Mode is convenient when two players, such as a parent and child or teacher and student, practice together.

Identical ranges

Layer and Split

The layer function enables pianists to overlap two types of tones, while the split function lets them separate tones into lower and upper blocks.

Auto Power Off

To conserve energy, CELVIANO Grand Hybrid will Automatically Power Off when the instrument has not been played for 4 hours.

Ergonomic Interface

Intuitive control of the CELVIANO Grand Hybrid is possible through a simple, considerately designed control panel, The Berlin Grand, Hamburg Grand, and Vienna Grand are easily accessed with dedicated buttons for each piano tone

Ergonomic Interface
Piano in a darkly tinted concert hall

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