Lead vocal
Sinéad O'Connor
Microphone
Album sessions, not stated for this song: Birkett's chosen vocal microphone for O'Connor, picked because it copes with her wide dynamics where a Neumann would have distorted.
Source: Sound On Sound, accessed 15 Nov 2026
Input chain
SSL E Series
ReportedControl-room console at Westside Studios, where the remaining parts including the lead vocal were recorded.
Source: Sound On Sound, accessed 15 Nov 2026
Emulation of this unit
Waves SSL E-Channel
channel strip
Made with SSL as a model of the 4000 E channel strip.
Also worth a look: Solid State Logic SSL Native Channel Strip 2 (SSL's own channel-strip plugin, based on a later desk).
Mix effects
SSL Console (model not stated)
VerifiedMix console at Eden Studios; Birkett rode its automation syllable by syllable and rode the EQ by hand to tame the overloaded high-mids in the uncompressed vocal.
Source: Sound On Sound, accessed 15 Nov 2026
Close match
Solid State Logic SSL Native Channel Strip 2
channel strip
SSL's own channel-strip plugin. It is not a model of this particular desk.
Also worth a look: Waves SSL E-Channel (Models the 4000 E channel strip; the source does not make this the same desk).
Album sessions, not stated for this song: Birkett built a custom reverb from the Cascade programme, used in O'Connor's headphone monitoring and in the mix.
Source: Mix, accessed 15 Nov 2026
Close match
Universal Audio Lexicon 224 Digital Reverb
reverb
A model of the Lexicon 224, the larger Lexicon digital reverb whose family of programmes the PCM 70 drew on; it is not a model of the PCM 70 itself.
Programmed strings and cello
Gota Yashiki
Instrument
Akai S1100
VerifiedSampler used in pre-production for programming and later played from a keyboard to overdub the cello part at Britannia Row.
Source: Sound On Sound, accessed 15 Nov 2026
Approximate
TAL Software TAL-Sampler
instrument
A sampler plugin with vintage-style converters. It is not a model of this unit, and you load your own samples.
Tracking recorder
Input chain
Analogue 24-track recorder, with Dolby SR, used at Westside Studios for the remaining parts of the song.
Source: Sound On Sound, accessed 15 Nov 2026
Close match
Universal Audio Studer A800 Tape Recorder
tape
Models a Studer 24-track. The source does not give the model used.
Also worth a look: Slate Digital Virtual Tape Machines (Includes a model of a two-inch Studer multitrack).
Sources
- Classic Tracks: Sinéad O’Connor ‘Nothing Compares 2 U’, Sound On Sound, 2012-02. Accessed 15 Nov 2026.
- Classic Tracks: Sinéad O’Connor's "Nothing Compares 2U", Mix, 2007-05-01. Accessed 15 Nov 2026.
Stated by the engineer, producer or artist, or by the manufacturer.
Stated by a reputable secondary source.
An educated suggestion, not a documented fact.
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