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Average Price: $650

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Description

The Ensoniq SD1 synthesizer is a classic piece of music gear that has etched its name in the annals of electronic music history. Renowned for its unique Transwave technology, this synth offers a rich palette of dynamic sounds that can be morphed and transformed in ways that traditional oscillators can't replicate. Designed for both live performance and studio work, the SD1 is equipped with 61 velocity-sensitive keys, offering musicians the expressive control they need to bring their compositions to life.

The SD1 features an onboard sequencer, making it an all-in-one solution for musicians who want to compose, arrange, and perform without the need for external gear. With its 21-note polyphony and 32-part multitimbrality, this synthesizer allows for complex layering and intricate arrangements, providing the versatility to handle a wide range of musical styles. The user-friendly interface and large display make it easy to navigate through its extensive library of over 1000 presets and custom sounds.

Whether you are composing intricate digital soundscapes or just jamming out a melody, the Ensoniq SD1 is a robust and reliable tool that has stood the test of time. Its ability to integrate seamlessly with other MIDI devices makes it a valuable addition to any setup, offering both innovation and nostalgia.

Key Features:

  • Unique Transwave technology for dynamic sound shaping
  • 61 velocity-sensitive keys for expressive playability
  • Onboard sequencer for comprehensive music production
  • 21-note polyphony and 32-part multitimbrality
  • Extensive library with over 1000 presets
  • User-friendly interface with a large display
  • Seamless MIDI integration for versatile connectivity

Product specs

Brand Ensoniq
Model SD-1 Music Production Synthesizer
Finish Black
Year 1990
Made In United States
Categories Digital Synthesizers, Keyboard Synths
Analog / Digital Digital
Key Size Full Size
Keyboard Action Weighted
MIDI I/O MIDI Input, MIDI Output, MIDI Through
Number of Keys 61 Keys
Polyphony 21 Voices

FAQs

What type of synthesis does the Ensoniq SD1 use?

The Ensoniq SD1 utilizes a digital synthesis approach, specifically employing a wavetable synthesis engine that offers a wide range of sounds and textures suitable for various musical styles.

How many voices of polyphony does the Ensoniq SD1 have?

The Ensoniq SD1 features 21 voices of polyphony, allowing for complex and layered sound arrangements without voice-stealing during performance.

Does the Ensoniq SD1 have weighted keys?

Yes, the Ensoniq SD1 is equipped with a full-size, weighted keyboard, providing a more responsive and expressive playing experience akin to that of an acoustic piano.

What MIDI connectivity options are available on the Ensoniq SD1?

The Ensoniq SD1 offers MIDI Input, MIDI Output, and MIDI Through ports, ensuring seamless integration with other MIDI-compatible gear for expanded performance and recording capabilities.

How suitable is the Ensoniq SD1 for live performances?

The Ensoniq SD1 is well-suited for live performances due to its robust build, expressive weighted keys, and versatile sound engine, making it a reliable choice for both studio and stage use.

Eaglechild

Eaglechild

ENSONIQ SD-1 Synthesizer 1990 (No Talking) DEMO

Video thumbnail for ENSONIQ SD-1 Synthesizer 1990 (No Talking) DEMO by Eaglechild

ENSONIQ SD-1 Synthesizer 1990 (No Talking) DEMO

Eaglechild

Eaglechild

Video thumbnail for ENSONIQ SD1 Sound Patches Demo by SynthManiak

ENSONIQ SD1 Sound Patches Demo

SynthManiak

SynthManiak

Video thumbnail for ENSONIQ SD-1 - SOUND DEMO - (1990) ATMOSPHERIC PADS by Eaglechild

ENSONIQ SD-1 - SOUND DEMO - (1990) ATMOSPHERIC PADS

Eaglechild

Eaglechild

Video thumbnail for ENSONIQ SD1 SYNTH | Jam by Synth Cloud

ENSONIQ SD1 SYNTH | Jam

Synth Cloud

Synth Cloud

Video thumbnail for Ensoniq SD-1/VFX - "Between Worlds" Soundset (Big Demo) by LFOstore

Ensoniq SD-1/VFX - "Between Worlds" Soundset (Big Demo)

LFOstore

LFOstore

Video thumbnail for Ensoniq SD-1,One Month Review by Todd Smith Music

Ensoniq SD-1,One Month Review

Todd Smith Music

Todd Smith Music

Video thumbnail for Ensoniq SD1 (32 Voice OS4.10) by Alex Stone

Ensoniq SD1 (32 Voice OS4.10)

Alex Stone

Alex Stone

Reviews

PROS

  • Dependable synth with solid editing features and effects

  • Powerful sequencer for music composition

  • Excellent display and easy patch flipping

  • Brilliant, era-specific sounds for distinct musical styles

  • Lightweight and visually appealing design

  • Offers unique wave sequencing and transwave synthesis

  • Polyphonic aftertouch adds expressive capabilities

  • Compatible with vintage and modern setups as a master keyboard

  • Overlooked percussion sounds with 808 sound set

  • Programmable for a wide range of sounds from basses to pads

CONS

  • Lacks usable resonant filters for sound shaping

  • Preset sounds are dated (reflective of its 1990 release era)

  • Sequencer struggles with complex patterns

  • Requires familiarity with "Ensoniq" programming logic

  • Potential need for battery replacement and new LCD

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Ensoniq SD1.

Build quality

  • The SD-1 has a plastic case that flexes, potentially causing keyboard circuit board issues if moved frequently.

    Source

Features and functionality

  • Each voice is a separate synth engine with its own envelopes, LFO, filters, modulation matrix, and effects.

    Source

Setup and maintenance

  • Keyboard circuit boards can lose connection due to flex, requiring complex fixes to restore playability.

    Source

Other

  • Historical insights and technical details can be found in Transoniq Hacker publications.

    Source

Software and compatibility

  • The SD-1 requires the operating system to be loaded from a floppy disk each time it's powered on, similar to the ASR-10.

    Source
  • A virtual disk drive can replace floppy disks, using a USB drive to load the OS, but firmware compatibility must be checked first.

    Source

User experience

  • One user has successfully used the sequencer OS disk with the SD-1 for over a year, indicating a smooth experience once set up properly.

    Source

4.5 out of 5

Based on 0 Reviews and 2 Ratings

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Artist usage

Add artist
See how Tony Banks uses Ensoniq SD1

Tony Banks

Singer, Keyboardist

Genesis

...
Verified via YouTube

In the video titled "Genesis - Hold on My Heart - Tony Banks Cam" by Banksian Central on YouTube, which is taken from The Way We Walk original release DVD, Tony Banks is seen using the Ensoniq SD1, along with the Korg Wavestation. The SD1 logo can be seen at 3:03 in the video.

In the October 1995 issue of Keyboard Review, page 38, Tony describes having used the Ensoniq SD1 on Strictly Inc.

See how Nick Rhodes uses Ensoniq SD1

Nick Rhodes

Keyboardist

Duran Duran

...
Verified via YouTube

In this video (e.g., around 1:12), we can see an Ensoniq SD-1 played by Nick Rhodes. https://www.youtube.com/watch?v=xev5YZP6cDU

See how Toby Smith uses Ensoniq SD1

Toby Smith

Keyboardist, Composer

Jamiroquai

...
Verified via YouTube

In this video we can see Toby, using an Ensoniq SD-1, for the Piano sounds.

See how Steinar Sverd Johnsen uses Ensoniq SD1

Steinar Sverd Johnsen

Keyboardist

Arcturus

...
Verified via YouTube

Sverd's other synth of choice, mounted almost always on top of his Korg X3. The distinctive SD1 piano sound can be heard on many Arcturus recordings.

E

Ethan Matthews

Guitarist

Echo Us

...
Verified via Photo

An Ensoniq SD-1 is in Ethan's studio in 2020.

See how Jørn Ellerbrock uses Ensoniq SD1

Jørn Ellerbrock

Keyboardist

Helloween

...
Verified via YouTube

At 1 minute and 56 seconds into the video titled "Helloween - Live in Köln (Full Concert, 1992)" by ScorpionsPriest on YouTube, Jørn Ellerbrock is visibly using an Ensoniq SD1 synthesizer during his live performance with Helloween.

Album Usage

The Ensoniq SD1 has been featured on the following albums:

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

Used With

Based on how musicians on Equipboard use Ensoniq SD1, it is most commonly used with the following gear.

Ensoniq TS-12
Ensoniq TS-12 Synthesizers
1
Korg X3
Korg X3 Synthesizers
1
Korg Wavestation
Korg Wavestation Synthesizers
1

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