SynthsKurzweil ⇝ Kurzweil K250

The K250 is a synthesizer and early 16-bit sampler workstation. It can record at sample rates from 5 kHz (100 seconds) to 50 kHz (10 seconds). It has a 12-track sequencer and is one of the first synthesizers based on samples in wave ROM.

It was developed as a collaboration between Ray Kurzweil and Stevie Wonder.

Specifications

Year Released: 1984

Keyboard: 88 keys with velocity

Polyphony: 12 notes

User Patches: 341

ROM: 96 instruments

Sequencer Memory: 12,000 notes

Weight: 95 lbs.

User Demo Videos

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File Downloads

Kurzweil K250 Service Manual

Items for Sale on Reverb

Kurzweil Vintage Synth  K250Kurzweil Vintage Synth K250 ($975)

Kurzweil - K250, K250 RMX - Slide potentiometerKurzweil - K250, K250 RMX - Slide potentiometer ($16.99)

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Custom padded cover for Kurzwell K2500 / K2500S 76-Key KeyboardCustom padded cover for Kurzwell K2500 / K2500S 76-Key Keyboard ($54.78)

Kurzweil K2500-R Rackmount Digital Sound Module OccassionKurzweil K2500-R Rackmount Digital Sound Module Occassion ($964.61)

Kurzweil K2500S Sampler Synthesizer Workstation Keyboard, 76 Key, V.A.S.T., With Gator TSA Hard CaseKurzweil K2500S Sampler Synthesizer Workstation Keyboard, 76 Key, V.A.S.T., With Gator TSA Hard Case ($900)

Kurzweil K2500RS Rackmount Digital Sampling Sound Module 1990s - BlackKurzweil K2500RS Rackmount Digital Sampling Sound Module 1990s - Black ($1,200)

Kurzweil K2500XS  88-Key Digital Workstation Synthesizer 1990s - BlackKurzweil K2500XS 88-Key Digital Workstation Synthesizer 1990s - Black ($300)

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Kurzweil K2500RS SamplerKurzweil K2500RS Sampler ($1,458.27)

Kurzweil K2500 1995 - blackKurzweil K2500 1995 - black ($618.34)

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Kurzweil K2500S 76 Key Synthesizer with Hard Drive Emulator and (3) CD'sKurzweil K2500S 76 Key Synthesizer with Hard Drive Emulator and (3) CD's ($899)

Kurzweil K2500 etc 1980 2009 - NoneKurzweil K2500 etc 1980 2009 - None ($50)

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Kurzweil K2500R Rackmount Digital Sound Module 1990s - BlackKurzweil K2500R Rackmount Digital Sound Module 1990s - Black ($700)

KB3 Mode sticker for Kurzweil K2500 SeriesKB3 Mode sticker for Kurzweil K2500 Series ($15)

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1995 • Rare • Kurzweil K2500R Rack Rackmount Digital Sound Module + ROM 2 + Piano ROM • Serviced1995 • Rare • Kurzweil K2500R Rack Rackmount Digital Sound Module + ROM 2 + Piano ROM • Serviced ($1,082.09)

Kurzweil K2500X Digital Sampling Workstation and Sequencer 1990s - BlackKurzweil K2500X Digital Sampling Workstation and Sequencer 1990s - Black ($425)

Kurzweil K2500XS 88-Key Digital Workstation Synthesizer 1990s - BlackKurzweil K2500XS 88-Key Digital Workstation Synthesizer 1990s - Black ($850)

Kurzweil K2500SX 1990s BlackKurzweil K2500SX 1990s Black ($1,499)

Kurzweil K2500X Workstation synthKurzweil K2500X Workstation synth ($925)

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Kurzweil K2500R Rackmount Digital Sound ModuleKurzweil K2500R Rackmount Digital Sound Module ($1,248.32)

Kurzweil - K2500, K2500X - New Rotary Potentiometer 10kb LCD ContrastKurzweil - K2500, K2500X - New Rotary Potentiometer 10kb LCD Contrast ($6.90)

Kurzweil  K2500 Series Operating System Floppy Disk 1996Kurzweil K2500 Series Operating System Floppy Disk 1996 ($15)

Kurzweil K2500R 1995 - BlackKurzweil K2500R 1995 - Black ($99.41)

2 x Long Ribbon controller for Kurzweil K2500/K26002 x Long Ribbon controller for Kurzweil K2500/K2600 ($68.09)

Kurzweil  K2500 - Power supplyKurzweil K2500 - Power supply ($68.09)

Kurzweil K2500/K2600 - First Floppy driveKurzweil K2500/K2600 - First Floppy drive ($28.37)

Kurzweil K2500 - Daughter boardKurzweil K2500 - Daughter board ($90.79)

Kurzweil  K2500 - Display (not for K2600 series)Kurzweil K2500 - Display (not for K2600 series) ($102.14)

Kurzweil K2500 - MainboardKurzweil K2500 - Mainboard ($170.23)

Kurzweil K2500/K2600 - Second Floppy driveKurzweil K2500/K2600 - Second Floppy drive ($28.37)

Power inlet for Kurzweil K2500/K2600Power inlet for Kurzweil K2500/K2600 ($51.07)

Kurzweil K2500 - Audio scanner boardKurzweil K2500 - Audio scanner board ($113.48)

Rare Keybed for Kurzweil K2600X / K2600XSRare Keybed for Kurzweil K2600X / K2600XS ($192.92)