KURZWEIL SP1 Stage Piano

• Kurzweil\'s introductory pro keyboard
• Streamlined WYSIWYG control panel lets you stay focused on your music instead of your gear
• 256-voice polyphony
• 16 programs in 4 instrument categories
• Features sounds from the Kurzweil Sound Library (Piano, EP, Strings, Pads, Woodwinds, and Basses)
• Onboard Reverb, Chorus, Tremolo, Delay
• Split, Layer, Layer/Split, Dual modes; up to 4 simultaneous sounds
• Dedicated external control section for sound sources connected via MIDI
• USB MIDI and MIDI I/O
• Lightweight and portable 

Yamaha CP4 Stage, 88-key Stage Piano with Natural Wood Graded Hammer Keyboard with Synthetic Ivory Keytops (with real-wood  white keys), max. 128 Voices Polyphony, SCM + AWM2 Tone Generation, 433 Presets, 11 build-in Effects, 128 Performances, Split- and Layer Function, Pitch bend wheel, Modulation wheel, LCD Display, Connection: 2x 1/4" TR Line-Out (L/R), Headphone Out, MIDI I/O, USB, 2x Foot Switch  Jacks, 2x Foot Controller Jacks, Dimensions: 1332 x 161 x 352 mm (BxHxT), Weight: 17.5 kg

The Kurzweil MPS10 features 88 sounds and performance from the highly acclaimed PC3 Series keyboard. Included are 10 world-class acoustic pianos, incorporating Kurzweil's renowned "Triple Strike" Grand Piano samples. In addition, Kurzweil has re-created 24 celebrated vintage electric pianos & organs sampled and modeled with amazing realism. Onboard are many solo and orchestral instruments including vocals, choirs, guitar, bass and drums. Also included are 78 rhythm backgrounds in a variety of styles.

A Stage Piano Packed with Top-notch Features and Sounds! The Kurzweil SPS4-8 gives you Kurzweil's world-class sonic mojo in an affordable, portable package, making available to a new generation of players the same soundset featured in Kurzweil's acclaimed PC3 line of professional keyboards. Despite its powerful stereo speaker set, the SPS4-8 is still small enough and light enough to take on the road. And Kurzweil's esteemed hammer-weighted action with velocity sensitive adjustable keys gives you the keyboard feel that has made stage pianos such as the Kurzweil SPS4-8 the industry-standard for decades. Kurzweil SPS4-8 88-key Stage Piano at a Glance: Ergonomic design turbocharges your workflow The sounds you need to make any kind of music Excellent effects and the controls you need to use them

Keyboard:     Next generation, 88-note, fully-weighted hammer-action, with velocity and aftertouch sensitive keys, featuring a quick release spring, striking an ideal balance of playability between piano type parts and synth/organ parts.
Display:     240 x 64 angled, backlit LCD w/ dedicated back panel brightness and contrast controls.
Polyphony:     128 Voice Polyphony, dynamically allocated, lightning fast performance.
Multitimbral:     16 parts (one per MIDI channel)
Architecture:     Dynamic VAST: Powerful synthesis engine, with user programmable DSP algs and routing. More DSP power than even our K Series instruments.

VA1 Inside: anti-aliasing, power-shaped oscillators and DSP processing from Kurzweil's VA1 concept synth, capable of delivering authentic analog emulations as well as incredibly complex new sounds.

Cascade Mode: lets the user route one layer through the DSP of any other layer within a program - up to 32 consecutive layers deep!
Sample Flash Memory:     128MB of re-loadable**, non-volatile, user flash ROM
(loaded samples stay in memory even after power cycle).

**Samples can be loaded via direct-USB connection and/or USB thumb-drive but are best loaded via USB thumb-drive as direct-USB capacities are limited.
File Compatibility:     In addition to loading all PC3 files, the PC3K can load both Wave and AIFF files. The PC3K can also load legacy Kurzweil .K files** from the K2000, K2500 and K2600 keyboards, including support for importing the majority of K Series keymap, program and setup data.

**Compatibility with K samples will be %100. Compatibility with K programs will be around 80%
Factory Presets:     Over 850 Stunning New Factory Presets, many of which use 10-20 layers, featuring samples from the PC2 Base Sound ROM, the Orchestral, Classic Keys, General MIDI set, PLUS new String Section ROM Bank. Also, 64+ new KB3 programs.
Factory MIDI Setups:     256 factory programmed MIDI setups. Up to 2048 user programmable MIDI setups, each with 16 independent zones, effects, triggerable pattern-based "Riffs" and arpeggiator settings. Dozens of user-editable patterns for both pitch and velocity.
General MIDI:     Standard
User ID Memory:     2048 locations for user created preset programs, songs and setups.
Sound ROM Expansion Slots:     1
Sequencer:     Unlimited tracks (on import); 960 PPQ resolution. Song editing functions include both event and track-based tools like quantize, swing, remap, controller scaling and more. Controller chasing and a global "set song length" functions are also featured.
Effects:     16 insert effects distributed over 11 busses, two auxiliary sends and two Master Effects (saved with each song and setup); featuring over 500 of our award winning effects - reverbs, delays, chorus, flange, phaser, EQs, distortions, Leslie simulators, compressors, and more.
Master FX Section:     User controllable master EQ section and master compressor for quick adjustments during live performance or putting the final touches on your studio mix. (These do not use up the insert effect resources.)
Controllers:     Pitch wheel, modulation wheel, 9 front panel sliders/drawbar controllers, 10 front panel switches (momentary or toggle, software selectable), 3 switch pedal input, 2 continuous control pedal inputs, mono pressure, Super Ribbon input, breath controller input. Controller values can be "captured" and stored as part of a program.
Arpeggiator:     16 full-featured independent arpeggiators with multiple latch modes, selectable play order, velocity, duration, tempo, and sync functions as well as pre-recorded beats and musical phrases.
Riffs:     16 unique "Riff" generators, used for triggering MIDI sequenced phrases, beats, or complete multi-track arrangements from notes on the keyboard and/or any on-board physical controller.
Analog Outputs:     Four 1/4" balanced TRS analog (24-bit DACs).
Headphones:     1 rear panel 1/4" headphone output.
Digital Outputs:     24-bit, stereo S/PDIF featuring 44.1, 48, 88.2, 96, 176.4, and 192-kHz modes.
(externally clockable)
MIDI:     In, Out, Thru (hardware switchable to copy of MIDI Out).
USB Computer Port:     MIDI over USB. Also allows the PC3K to load and save data directly to and from a computer as well as perform OS updates.
USB Storage Port:     Supports USB thumb-drives for loading and storing samples, programs, setups, songs and QA banks. Can also be used for performing OS updates.
FREE OS Updates:     Flash ROM upgradeable via USB or thumb-drive.

PC3K8 Specifications
    PC3K8
Height:    (4.33“) (11.00 cm)
Depth:    (13.98“) (35.50 cm)
Length:    (54.33“) (138 cm)
Weight:    (54 lb.) (24.50 kg)
Power:     Internal AC power supply.
Selectable 120/240V AC operation.

KORG SV173 piano recognizable by multiplier piano sounds that example. With a piano KORG SV173 have access to the effect pedals, amplifiers, speakers, etc.. KORG SV173 piano has 73 keys, a piano is equipped with 36 sounds - Banks 6 x 6 sounds (electric kalvir, acoustic piano, organ, string instruments etc.).