SP4-8 Features & Specs

All specifications subject to change without notice.

Keyboard: 88-note hammer-weighted action with velocity sensitive adjustable keys (Fatar TP/100LR)
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 wheel, modulation wheel, 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)
Headphones: 1 rear panel 1/4" headphone output
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:

(5.5") (13.97cm) - rear

(3.25") (8.26) - front

Depth: (13") (33.02cm)
Length: (55.13") (140.02cm)
Weight: (39 lb.) (17.7 kg)
Power: External 15VDC 1.0A power supply

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News

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2019-11-12: #Kurzweil #PC4 owners - update v1.06 is here! https://t.co/ZyPA3A76iz Download the latest manual too. https://t.co/f0xbGWa4Pu

2019-11-12: #Kurzweil #Forte v4 Update is here! https://t.co/UpiXyfDipo Snag the updated manual too! https://t.co/3DtMiStSDh

2019-11-07: Check out the #Kurzweil #PC4 demo by Chris Martirano - courtesy of Sweetwater Sound @SweetwaterSound (https://t.co/3w34ReyUqs

2019-11-06: #Kurzweil #PC4 Demo Day in Italy, courtesy of Generalsound https://t.co/xzPnpx1X2P https://t.co/Xoi26jBmqZ https://t.co/YtKWNJ5dhR

2019-11-05: RT @soundtechnology: The @KurzweilMusic PC4 is the latest generation of Kurzweil's acclaimed Performance Controller keyboards. The fully-we…

2019-11-02: RT @doughammer: Skelley #halloween #jamming #studio #recordingstudio #piano #happyhalloween @kurzweilmusic #kurzweil https://t.co/aqTYvbVBm…

2019-10-29: @pianomalone The great Bob Malone playing a #Kurzweil #SP6 live. The SP6 is very simple to use, super light-weight… https://t.co/PtabO1kVp1

2019-10-29: RT @pianomalone: The @BobbyMessano/Bob Malone mini-tour was a blast - we’ll be doing this again! Now I’m headed downtown to see Lou Holtzm…

2019-10-28: #Kurzweil artist, dealer and personality Dave Weiser rocking a brand new Kurzweil #PC4: https://t.co/SvUs78nDaM G… https://t.co/lSzk8gucRs

2019-10-19: RT @jhilboldt: Two sold out shows Kurzweil PC 3X sounded incredible @KurzweilMusic @ArtistRelations

2019-10-18: #Kurzweil artist Hannah Holbrook (@Hannahholbrook) with her PC3K: https://t.co/V85KMUBGDe Learn more about Hannah: https://t.co/Y5v1aIljUG

2019-10-15: The #Kurzweil #PC4 demo by Chris Martirano, courtesy of Kraft Music (@kraftmusic ) https://t.co/uNhZyId98K Learn… https://t.co/FQzmC8v4DW

2019-10-11: RT @mjmusicsrl: ❤️ #LaGringaEnElOpera Bruno Orgaz @KurzweilMusic https://t.co/3NY4NP9Gm6

2019-10-10: RT @RuinThrone: Mr. Mannucci on the keyboards at @powermetalquestfest 🇬🇧🔥🤘🏻 PH. @philipswhitehouse 📸 @kurzweilmusic . . #ruinthrone #ruin…

2019-10-08: RT @Muzyk_FCM: Firma @KurzweilMusic umieściła na swojej stronie internetowej informacje o dwóch nowych instrumentach typu stage piano – MPS…

2019-10-07: #Kurzweil debuts its Performance Controller keyboard, the #PC4 https://t.co/6MRRzNVmcK Get more info at… https://t.co/2d3iMBuXd6

2019-10-04: RT @soundtechnology: #SynthFest is fast approaching and we can't wait to show you some great products! Organised by @soundonsoundmag, witne…

2019-10-04: #Kurzweil artist Jim Alfredson @b3groover opening the brand new Kurzweil #PC4. https://t.co/xPYCPfpEfF Be awesome… https://t.co/AIrVNUIcZx

2019-10-02: Come see #Kurzweil at the #SynthFest UK thanks to Sound Technology. https://t.co/uGC5rJglOF https://t.co/YiEiRc9zkj

2019-09-26: Check out this great review of our new #Kurzweil #PC4 by Better Music. https://t.co/7m2ursKy0W Order your PC4 now… https://t.co/IDOcDpYzD1