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

Kurzweil Product Comparison ChartSP4-8 Stage PianoSP4-7 Stage PianoSP4 Series Desktop EditorkSetList

News

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2016-08-23: #Kurzweil #Forte 7/8/SE owners - check out the latest free SoundBank- Legacy Plus-Folk Pack: https://t.co/eBjUKou00v https://t.co/wiwZwBuQbv

2016-08-23: Own a #Kurzweil #Forte or #ForteSE? If so, you can join our Beta program and help us test new OSs. For info email forte_beta(@)ycrdi(.)com

2016-08-09: #Kurzweil #Forte 7/8/SE owners - check out the latest free SoundBank- Legacy Plus-Voices: https://t.co/eBjUKou00v https://t.co/aKQkIeXIpP

2016-08-08: RT @TheTrioofOZ: @OakvilleJazzTSS @OmarHakimdrums @KurzweilMusic Thankyou for a great gig #eyes2thefuture https://t.co/m83VPNHvJD

2016-08-06: RT @sonicstate: The @KurzweilMusic Forte Stage Piano OS upgrade Adds 3.375GB of non-Volatile sample memory,…https://t.co/oQ1b0fr7rW https:…

2016-08-06: RT @KeyboardMag: .@KurzweilMusic Announces Major OS Upgrade to Forte Stage #piano https://t.co/maSkQ6H9Q3 https://t.co/GqRPzeTXnP

2016-08-06: RT @EM_Magazine: .@KurzweilMusic Announces Major OS Upgrade to Forte Stage #piano https://t.co/cXY5L4XJqH https://t.co/xnellFc05s

2016-07-28: Forte 7/8 users - download V2 of the free desktop editing software today! https://t.co/yJN4fPudsH https://t.co/vBvY0q3BY0

2016-07-28: Forte 7/8 users - update to v2.02 - released today! https://t.co/yJN4fPudsH

2016-07-26: Check out the Kurzweil Forte SE Pad demos: https://t.co/Qa73NaUTeN

2016-07-21: Folks in the North East! You got 3 days to catch SHEl! https://t.co/7dgRAROUy1

2016-07-21: RT @audiofanzinefr: [Ça Buzz] Mise à jour V2.0 pour la série Forte de @KurzweilMusic > https://t.co/7s7Zerk7rq #piano #clavier https://t.c…

2016-07-20: #Kurzweil #Forte 7/8/SE owners - check out the latest free SoundBank- Metalscapes: https://t.co/eBjUKou00v https://t.co/ppoS0kG6d7

2016-07-19: Check out the V2 update for the #Kurzweil #Forte 7/8: https://t.co/wH8iLTZBpa

2016-07-18: Check out the #Kurzweil #ForteSE Organs: https://t.co/SzGGff0t2k

2016-07-12: #Kurzweil #Forte v2.01 Update Released! https://t.co/UpiXyfUTNY

2016-07-11: #Kurzweil #Forte 7/8/SE owners - check out the latest free SoundBank- Legacy Pack 2: https://t.co/eBjUKocp8X https://t.co/yEQNJoO4xI

2016-07-08: #Kurzweil #Forte7 #Forte8 owners - check out Barb&Co. latest soundware sets 'Seventy Three' and 'Nylon Guitars': https://t.co/PB935KF373

2016-07-08: #Kurzweil #PC3 #PC3K #PC3A #PC3LE users- check out the great online tutorial series from poserp: https://t.co/jJnANK6iK0

2016-07-08: Do you own a #Kurzweil #Forte, #Forte7 or #ForteSE? Want to be part of our Beta program? Contact: forte_beta (at) ycrdi (dot) com. Thanks!