K2661 Features & Specs

All specifications subject to change without notice.

K2661 Features

Keyboard: 61-note unweighted synth-style keyboard with monophonic aftertouch
Display: 64 x 240 fluorescent backlit display with brightness and contrast controls.
Physical Controllers: (8) sliders, (1) Pitch Wheel, (1) Mod Wheel, (2) buttons, (4) Foot Swicth Pedal inputs, (2) CC Pedal inputs, (1) Ribbon Controller input - all assignable
Polyphony: 48 sample-playback voices (192 total oscillators).
Multitimbral parts: 16 MIDI channels (each can be a 32 layer deep program)
General MIDI Compatability: Built in GM-1 sound set
Architecture: V.A.S.T. - Variable Architecture Synthesis Technology with 60 DSP functions
ROM Programs: Over 600 plus thousands on SmartMedia and CDROM (both included)
Sound ROM: 32 MB base ROM expandable to 48Mb
Sample RAM: Up to 128 MB via 1 non-composite 72 pin SIMM.
Sequence/Program RAM: 1.5 MB user-programmable battery-backed RAM. Equivalent to over 360,000 sequencer events.
Sequencer: Full-function 768 ppq sequencer with 16 song and 16 arrangement tracks. Offers pattern, linear, loop and step recording, cut/copy/paste, advanced 'groove' quantizing, event list editing and other powerful track editing tools. Sequences can be also triggered in real time from the keyboard.
KDFX: Powerful, flexible 5-stereo bus, 24-bit digital effects engine offering a wide range of time, frequency and dynamic based effects as well as effects chaining.
Triple Modular Processing: Offers 126 sound shaping algorithms and in-series processing of VAST layers.
KB3 Drawbar Mode: Allows blending of nine harmonics per voice in real-time (full polyphony maintained at all times). KB3 Mode allows realistic tone wheel organ emulations and innovative, dynamic new timbres.
Live Mode: Process any incoming signal via the digital or optional analog inputs with powerful V.A.S.T. synthesis functions and built in KDFX capabilities.
Arpeggiator: Fully programmable arpeggiator featuring 7 different modes of operation and a host of features including the ability to sync to MIDI Beat Clock.
Waveform Editing: Full functional graphic sample editor with a host of sample editing tools (Sampling Option NOT required)
Sample Processing: Non-real-time DSP functions include time compression/expansion, pitch shifting, re-sampling, pasting samples on beats-per-minute timeline (Mix Beat), volume ramps, mix sample, and many other functions. Sample Processing DSP does not require the sampling option to be installed.
File Compatibility: Reads/writes Standard MIDI Files, AIFF and WAVE files. ISO 9660 Compatible. Reads libraries in Roland 700 series, Akai S1000, S1100, and S3000, and Ensoniq EPS, and ASR file formats.
AFMS File System: User-friendly cataloging and retrieval of individual objects. Powerful utilities including: file search, info about media/available space, disk macros, startup file applications, and more.
Analog I/O: 4 balanced audio outs with 24-bit converters plus mix stereo pair (can also be used as unbalanced). Stereo headphone out.
Digital I/O: 8 channels of 24-bit ADAT input and output (or 2 channles of AES/EBU or S/PDIF output)
FREE OS Updates: User-installed upgrades via SmartMedia card or SCSI. Software available for download from this web site. DOS compatibility required.

K2661 Specifications

Height: (4.30") (11.00 cm)
Depth: (14.18") (36.00 cm)
Length: (39.40") (100.18 cm)
Weight: (32.00 lb.) (14.50 kg)
Power: Internal, user-switchable international AC power supply

Spotlight Features

Kurzweil 3rd Party Devs

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2018-10-15: Get hundreds of free sounds of very well known songs, ready to be played, for your #Kurzweil keyboard at… https://t.co/FMdYe7dLd1

2018-10-11: #Kurzweil #PC88 still in action: https://t.co/3RiLDJAgRv

2018-10-10: RT @HugoSellesG: @KurzweilMusic #PsychicEqualizer #progrock #jazzfusion #newalbum #CrowdfundingCampaign @Indiegogo https://t.co/urnS4tcmsX…

2018-10-10: #KURZWEIL #FORTE from https://t.co/KfdbVXJXY9 https://t.co/RKqGxgVp1F

2018-10-09: If you own a #Kurzweil #SP6 and want to be part of our Beta program, please send us an email to sp6_beta (at) ycrdi (dot) com

2018-10-05: Beautiful rendition of Genesis' Firth of Fifth on a #Kurzweil #PC3K https://t.co/XDbw2Pzo88 Learn more about Kurzwe… https://t.co/DLQHgiw0as

2018-10-04: #TBT Paul Shaffer and Keith Richards - a long time ago... that'd be the #Kurzweil #K250 https://t.co/Os7zsbX15E

2018-10-03: #Kurzweil now maintains two official Facebook pages: Pro Instruments: https://t.co/2Ym0zGynW7 Home Digital Pianos:… https://t.co/rrqcrYnQJH

2018-10-03: RT @soundtechnology: New #MusiciansBlog | Our guide to the @KurzweilMusic SP1 -> https://t.co/gdOfZk7UDs https://t.co/h4PARE37ew

2018-10-02: We are a community. https://t.co/1qSIhf56sm Also check user Facebook groups like: SP6: https://t.co/Oa5GplOyvE For… https://t.co/CguDDDrjOy

2018-10-01: RT @pdelamusica: En pocos días llega @KurzweilMusic ❗️🎹 entre tantas novedades te presentamos el Organo KP70 a tan sólo USD225❗️👏💪 Más info…

2018-09-28: RT @bonstudio: Κάντο δικό σου μόνο με 93 € το μήνα & 12 άτοκες δόσεις! Ψηφιακό πιάνο Kurzweil M210!! Δες εδώ --> https://t.co/TIzw03mmVI @K…

2018-09-26: Nice #Kurzweil #SP6 Demo... while you might not understand Russian, there's lots of music as the demonstrator goes… https://t.co/sZLxo4U2Fn

2018-09-25: RT @OliviaThai: #garyvee, I started college when I was 13, but I dropped out to pursue my music career. I still have family members that…

2018-09-24: RT @jhilboldt: Love it when the back line gets my Kurzweil PC 3x right! @KurzweilMusic @ArtistRelations https://t.co/AfLDQf2ccP

2018-09-19: Weird Al Yankovic (@alyankovic) receiving his star on the Hollywood Walk of Fame - accompanied by bandmates includi… https://t.co/nezW9ztxOw

2018-09-17: RT @jhilboldt: God I love this rig! @KurzweilMusic @ArtistRelations https://t.co/oHBf2zuGFA

2018-09-17: RT @ArtistRelations: Follow @audrey.bussanich On Instagram- Leaning some new tunes. Ya definitely learn a lot by recording yourself and lis…

2018-09-14: RT @lucadigennaro: My favorite part of "Newton's Law" from our fourth album BABEL. Will it be in the #VeryProgFestival 2018 @soulsecretband…