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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2018-01-18: #Kurzweil SP6 - Control KB3 via MIDI? Done: https://t.co/Ho8VJYuey8 https://t.co/XbqvbxcALJ

2018-01-18: RT @ArekWilczek: Arkadiusz Wilczek - Bitwa za Ojczyznę with @KurzweilMusic https://t.co/0vmDZvIU15 przez @YouTube

2018-01-17: Check-out #Kurzweil Music Systems' #SP6 at this year's @NAMMShow ! https://t.co/7KIkkeyfZV https://t.co/5UbxJ4WvN5

2018-01-17: RT @edrecordstudio: Recording session @edrecordstudio. @edgardocaputo & Pc3x Kurzweil @Spectrasonics Keyscape, @solidstatelogic Matrix http…

2018-01-16: #Kurzweil #ArtisSE owners - get update 1.10 here https://t.co/feauynoxje https://t.co/98yU7ngD5S

2018-01-16: Check out Dave Weiser's set of improved Rhodes and Wurlitzer sounds, FREE for all Kurzweil Music Systems Forte owne… https://t.co/Fux2NA7Tyx

2018-01-12: #Kurzweil #CUP320, The Authentic Piano Experience. https://t.co/N0ApUP1q9H https://t.co/iMWc763Vif

2018-01-09: #Kurzweil #SP6 users - Watch, in real-time, how to customize SP6 programs. Transform factory programs directly from… https://t.co/lCVASp3nmF

2018-01-09: Come see #Kurzweil at NAMM 2018! https://t.co/uM8Pt4vA9w https://t.co/z92hQ5KT5d

2017-12-23: RT @GWS_Audio: I'm ridiculously excited about this. Please broadcast the launch yourself! https://t.co/Ix9hxUYSMD

2017-12-22: Coming soon... Visit #Kurzweil at #NAMM* 2018 in Anaheim, California, to learn more... https://t.co/UmPH7h80vt… https://t.co/wzwcWrmmkw

2017-12-21: @DanielEtoroma For all support needs, please contact us directly via our official support channels here: https://t.co/HTqYNEPW6W

2017-12-21: David Weiser having fun with the #Kurzweil #SP6. (audio recorded live with his camera... not through the main outs) https://t.co/3ICsNLh2tq

2017-12-19: Welcome PoserP (https://t.co/m86ldtUNBG) to #Kurzweil's Community page! Be sure to check out his PC3/VAST tutoria… https://t.co/y8USfJTZ4t

2017-12-19: #Kurzweil products are well supported by the musical community. In addition to various commercial developers sellin… https://t.co/1ii4WaDB0A

2017-12-18: Explore the real-time controls of the #Kurzweil #SP6 https://t.co/C1hqpHGc2t

2017-12-14: Check out this #Kurzweil #SP6 walk through video by Christian Martirano, courtesy of Kraft Music: https://t.co/koAYlDtZ3f

2017-12-13: This is a must see #Kurzweil #SP6 demo by Christian Martirano, courtesy of Kraft Music. Buy your SP6 now!… https://t.co/5ftpTigkJu

2017-12-11: The new #Kurzweil #SP6. Powerfully Simple. Now shipping! https://t.co/fvOP3AnQX0 https://t.co/6bXaiY0OYK

2017-12-07: #Kurzweil Forte 7/8 owners - check out the new Forte AU/VST PlugIn - available for free here :… https://t.co/mkaVrx2Ycx