SPS4-8 Features & Specs

All specifications subject to change without notice.

Keyboard: 88-note, graded-hammer action (LK40GH)
Display: 16 character LCD w/ front-panel contrast adjust
Polyphony: 64 Voice Polyphony, dynamically allocated
Multitimbral: 16 parts (one per MIDI channel)
Quick Split/Layer: Easy access with adjustable relative volume (up to 4 zones)
Factory Presets: 128 (taken from the acclaimed PC3 sound set, including select KB3 organs and KVA synths)
User Presets: 64
Factory MIDI Setups: 64
User MIDI Setups: 64 (with 4 programmable zones for splits and layers)
Effects: Dozens of complex effect chains taken from the PC3, with everything from concert hall reverbs to amplifier simulations and rotary effects
Controllers: Pitch ribbon, modulation slider, 1 front panel knob, 1 switch-pedal input (supports optional, dual-pedal), 1 continuous control pedal input
Analog Outputs: Two 1/4" balanced TRS analog (24-bit DACs)
Analog Inputs: Two 1/4" balanced TRS inputs; mix into speaker system
Sound System:

Stereo 19W/channel @ <1% THD+N; 48W maximum total power

Two 4 x 6" woofers (in ported enclosure)

Two 1” neodynium magnet dome tweeters

Headphones: 2 front-mounted 1/4" outputs
MIDI: In, Out
USB:

Complete MIDI functionality over USB

User program/setup file transfer to/from PC/Mac

Operating System updates from PC/Mac

FREE OS Updates: OS updates over USB
FREE Sounds: The SP4 can also load programs created on our PC3 and PC3LE series keyboards (*within the limits of the SP4's DSP resources). Additional sounds are also available for download on our website (loaded over USB)
Included Accessories: Power cable, Switch pedal, USB cable, (4) self adhesive feet
Height: (4.5") (11.43cm)
Depth: (14.5") (36.83cm)
Length: (51.75") (131.45)
Weight: (41 lb.) (18.6 kg)
Power: 90-250V free voltage external power supply (19VDC, 3.42A)

Spotlight Features

SP4-8 Stage PianoSP4-7 Stage PianoSP4 Series Desktop EditorKurzweil Product Comparison ChartkSetList

News

Loading

2015-02-20: Rich Spina (Herman’s Hermits with Peter Noone) enter the Kurzweil Artist Lounge: http://t.co/xYdLmevfyR

2015-02-16: RT @therealnickgang: @KurzweilMusic @hipogrito you see the #PC3K on stage with McCartney's band right now? #SNL40

2015-02-12: Please congratulate the #Kurzweil #Forte Video Contest Winners! http://t.co/zs8lUH3b1Z

2015-02-11: Congrats! to our good friend @alyankovic (w/ #RubénValtierra on keys) for winning Best Comedy Album at The GRAMMYs: http://t.co/Xr7UvZCpfL

2015-02-10: @KurzweilMusic Here's Ray Kurzweil receiving his Technical Grammy® Award from producer Mike Clink: http://t.co/szjZ8O07Uw

2015-02-09: Ray #Kurzweil’s music-tech breakthroughs: the inside story: http://t.co/2Z5DcJrk3x

2015-02-06: Ray #Kurzweil honored this Sunday with the 2015 Technical #Grammy® Award Congratulations Ray! http://t.co/yButNHCJW5

2015-02-02: #Kurzweil #Forte Desktop Editor Released! http://t.co/HJLtN4ccyk

2015-02-02: #Kurzweil #Forte 1.21 Update Released! http://t.co/HJLtN4ccyk

2015-01-30: Bob Malone jammin' on the #Kurzweil #Forte @NAMM 2015 - http://t.co/4qW7i9ec65

2015-01-30: Another great performance at NAMM from SHEL: http://t.co/ZTM2lmvyI9

2015-01-21: Check out the German D Grand EXP for your PC3K! - http://t.co/YkRQ93VNcu

2015-01-20: #Kurzweil facebook page hits 30K! http://t.co/C4CpgrRFRQ

2015-01-16: #KUrzweil #ArtisSE How to adjust the Global Touch Sensitivity -http://t.co/LlHMMXeLX3

2015-01-14: #Kurzweil #Artis/7 - learn to adjust the Global Touch Sensitivity http://t.co/eqwSyficcg

2015-01-14: #Kurzweil #Forte - How to adjust the Global Touch Sensitivity - http://t.co/b4aKVf9XEp

2015-01-06: Connect with #Kurzweil at #NAMM 2015 | http://t.co/qhonSrXUMH

2014-12-30: #Kurzweil #Forte Update v1.20 - See what's new! http://t.co/UaMSraIJWn

2014-12-16: #Kurzweil #Forte 1.20 Update Released! http://t.co/HJLtN4ccyk

2014-12-04: #Kurzweil #Forte - Deleting User Programs/Multis - http://t.co/9X8yPAauxv