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How It Was Recorded

Red Hot Chili Peppers · Album, 1992

Blood Sugar Sex Magik

15 sourced items across 4 sectionsVerified3Reported12

This is an album-level record: the sources describe how the album as a whole was recorded, not one song. Where a detail belongs to a single song, the row says so.

Songs this record stands for: Breaking the Girl, Give It Away, If You Have to Ask, Suck My Kiss, Under the Bridge. We found nothing specific to these songs, so this album record is the closest account we have.

What the sources do and do not say

Album record. The MusicRadar piece summarises Brendan O'Brien's interview and gives a song-specific chain for the Under the Bridge intro (U 87, Neve, LA-2A, small amp) plus a hedged album-level microphone recollection. The Hi-Fi News notes give album-level instrument and amp gear in the journalist's voice, so they are reported, not verified. No source states the full chain for the main body of Under the Bridge; the album's release year is given as 1992 per the batch file, though the sources say 1991. A MusicRadar Give It Away piece and a Breaking the Girl piece were also read and gave no usable gear rows.

Under the Bridge intro guitar

4 items

John Frusciante

Instrument

Microphone

  • The real chain

    Neumann U 87

    VerifiedOne song

    Microphone on the Under the Bridge intro guitar, part of a setup O'Brien had arranged for acoustic guitar.

    Source: MusicRadar, accessed 15 Nov 2026

    Get the sound · our suggestion

    No plugin suggested. Microphone-modelling plugins only work with their own matched hardware microphone, so there is no plugin to link. Placement and the room matter more than the model.

Input chain

Electric guitar rig (album)

8 items

John Frusciante

Instrument

Amplifier

  • The real chain

    Recorded direct (DI), no amplifier

    Reported

    Frusciante's Stratocaster was generally taken direct into the console for definition, with distortion from overdriving the board.

    Source: Hi-Fi News, accessed 15 Nov 2026

    Get the sound · our suggestion

    No plugin suggested. Recorded direct, so there is no amp to model. Leave the amp simulator off.

  • The real chain

    Marshall Amplifier (model not stated)

    Reported

    A Marshall amplifier set-up was among Frusciante's amps on the album.

    Source: Hi-Fi News, accessed 15 Nov 2026

    Get the sound · our suggestion

    Covers this kind of unit

    IK Multimedia AmpliTube 5

    amp and cabinet simulator

    An amp and cabinet simulator that covers a wide range of amplifiers and speaker cabinets of this kind. It is not a model of this unit, so pick the nearest one in it by ear.

    Also worth a look 1
    • Native Instruments Guitar Rig 7 Pro (An amp and cabinet simulator that covers a wide range of amplifiers and speaker cabinets of this kind. It is not a model of this unit, so pick the nearest one in it by ear)
  • The real chain

    Fender HOT practice amp

    Reported

    A Fender practice amp that Frusciante used alongside a Marshall set-up.

    Source: Hi-Fi News, accessed 15 Nov 2026

    Get the sound · our suggestion

    Covers this kind of unit

    IK Multimedia AmpliTube 5

    amp and cabinet simulator

    An amp and cabinet simulator that covers a wide range of amplifiers and speaker cabinets of this kind. It is not a model of this unit, so pick the nearest one in it by ear.

    Also worth a look 1
    • Native Instruments Guitar Rig 7 Pro (An amp and cabinet simulator that covers a wide range of amplifiers and speaker cabinets of this kind. It is not a model of this unit, so pick the nearest one in it by ear)
  • The real chain

    Boss DS-2 Turbo Distortion

    Reported

    Distortion pedal in Frusciante's album rig.

    Source: Hi-Fi News, accessed 15 Nov 2026

    Get the sound · our suggestion

    Approximate

    Native Instruments Guitar Rig 7 Pro

    amp and cabinet simulator

    Includes a range of modelled pedals. Whether this exact pedal is among them was not checked.

  • The real chain

    Ibanez WH-10

    Reported

    Wah pedal in Frusciante's album rig.

    Source: Hi-Fi News, accessed 15 Nov 2026

    Get the sound · our suggestion

    Approximate

    Native Instruments Guitar Rig 7 Pro

    amp and cabinet simulator

    Includes a range of modelled pedals. Whether this exact pedal is among them was not checked.

  • The real chain

    Unidentified Big Muff

    Reported

    Fuzz pedal in Frusciante's album rig; maker not stated.

    Source: Hi-Fi News, accessed 15 Nov 2026

    Get the sound · our suggestion

    Approximate

    Native Instruments Guitar Rig 7 Pro

    amp and cabinet simulator

    Includes a range of modelled pedals. Whether this exact pedal is among them was not checked.

Microphone

  • The real chain

    Unidentified 57 microphone (maker not stated)

    Reported

    O'Brien believes Frusciante's amp on most of the album was miked with a 57 plus perhaps a second, more distant microphone.

    Source: MusicRadar, accessed 15 Nov 2026

    Get the sound · our suggestion

    No plugin suggested. Microphone-modelling plugins only work with their own matched hardware microphone, so there is no plugin to link. Placement and the room matter more than the model.

Bass (album)

1 item

Flea

Instrument

  • The real chain

    Wal Mach II

    Reported

    Flea's main bass on the album.

    Source: Hi-Fi News, accessed 15 Nov 2026

    Get the sound · our suggestion

    No plugin suggested. A bass guitar is the source of the sound, not a process applied to it. No plugin stands in for it.

Drums (album)

2 items

Chad Smith

Instrument

Sources

  1. Brendan O'Brien on his first encounter with John Frusciante and how they recorded the Under The Bridge intro, MusicRadar, 2024-05. Accessed 15 Nov 2026.
  2. Red Hot Chili Peppers: Blood Sugar Sex Magik Production Notes, Hi-Fi News, 2021-11. Accessed 15 Nov 2026.

What the ratings mean

Verified

Stated by the engineer, producer or artist, or by the manufacturer.

Reported

Stated by a reputable secondary source.

Inferred

An educated suggestion, not a documented fact.

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