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Foul Domain

A fan-built audio analysis index. Not affiliated with Phish. All audience recordings comply with Phish's official taping policy.

Catalog scope

37,025

Tracks

2,012

Shows

1983–2026

Years

4,759

Hours of audio

Score formula

v3.3· Recalibrated 2026-05-13

Data·Phish.net·Phish.in·librosa v0.10.2

Project

About Contact Methodology Privacy Terms

FD·v3.3·Build 2026-05-14·© MMXXVI

Status · all systems nominal

Foul Domain

v3.3 · MMXXVI

Phish concert analytics, setlist data, and audio analysis across 40+ years of touring. Fan-built & not affiliated with Phish; audience recordings follow the official taping policy.

Catalog scopeUpdated live

37,025Tracks

2,012Shows

1983–26Years

4,759Hours · audio

Methodology→About→Contact→Privacy→Terms→

Data·Phish.net·Phish.in·librosa v0.10.2

▣All systems nominalFD-V7·© MMXXVI

Letter to Jimmy Page · April 6, 1990 at El Dorado Café | Audio Analysis | Foul Domain

← BACK·TRACKS·Letter to Jimmy Page

LIVE · 0:59

Phish track · Set 2 · #22

Letter to Jimmy Page

A 1-minute version from El Dorado Café in Crested Butte, CO on 1990-04-06.

DATE · 1990-04-06·SHOW · El Dorado Café·LENGTH · 0:59

39TRACK

OF 44 VERSIONS

#24

ALL-TIME · #27,274 · 25th percentile

TRACK · SCORED v3.2← LEADERBOARD

Letter to Jimmy Page

1990-04-06·El Dorado Café·Crested Butte, CO

1990 TOUR·Set 2·POS 21 / 210:59

39SCORE

COMPOSITE · RANK AMONG VERSIONS

v24 of 44

#24 OF 44 · LETTER TO JIMMY PAGE CATALOG

0:000:59

DEEP ANALYSIS · LIBROSA v3.24 OF 24

PEAK AT0:00of 0:59

DYN dB4.1tight

ONSET/s3.9open

BPM133era 1.0

How this version scoredMETHODOLOGY →

10 COMPONENTS · ONE COMPOSITEv3.3

0%306090100%

Popularity11%

0

Consensus10%

0

Jam Chart12%

0

Recognition12%

0

Energy12%

77

Groove12%

21

Harmonic9%

55

Duration9%

0

Volatility8%

0

Review5%

50

WEIGHTED · 100/100OPEN METHODOLOGY →

From this showSet 2 · 12 SONGS

1990-04-06 · El Dorado Café

Crested Butte, CO · 1990 TOUR · SHOW SCORE 15

15SHOW

Set 2

II-1Carolina1:25 II-2La Grange4:29 II-3Esther8:56 II-4The Sloth3:48 II-5Harry Hood12:35 II-6Caravan7:16 II-7Reba11:41 II-8I Didn't Know3:34 II-9Alumni Blues4:06 II-10Letter to Jimmy PageYOU ARE HERE0:59 II-11Alumni Blues0:42 II-12Good Times Bad Times4:59 OPEN FULL SHOW PAGE→

Other versions44 OF · SONG PAGE →

SAME SONG · RANKEDSWIPE →

05.24.88Nectar'sBurlington · VT70 05.15.90Hamilton CollegeClinton · NY68 07.24.88Nectar'sBurlington · VT67 11.03.88Molly's CafeBoston · MA60 02.05.90Myskyn'sCharleston · SC58

From this show3 TOP CUTS

SHOW STAND-OUTS · 1990-04-06SWIPE →

Soundcheck·1Foam20:3372 1·4Uncle Pen5:1172 E·25Jesus Just Left Chicago9:2558

SONG →/songs/letter-to-jimmy-page SHOW →/shows/1990-04-06-el-dorado-caf-crested-butte-co METHOD →/methodology

FOUL DOMAIN/tracks/4967 · v3.2

FOUL DOMAIN · INDEPENDENT · NOT AFFILIATED WITH PHISH

DISPLAY· TRACK SPECTRUMINPUT · TRACK_FEATURES.WAVEFORM

0:000:150:290:440:59

JAM IN · —PEAK · —SAMPLE RATE 44.1 kHzSOURCE PHISH.IN

DEEP AUDIO ANALYSIS· LIBROSA CURVESENERGY · TEMPO · SPECTRUM

Radar · component scores0–100 normalized

Energy-5.9 dB

Loudness1.4 dB

Dynamic range4.1 dB

Rhythmic density3.93/sec

Brightness1249 Hz

Flatness0.002

Harmonic variance0.078

Feature curves · over time0 → 0:59

EnergyLoudness envelope, dB

0:000:290:59

Perceptual loudnessShort-term LUFS, psychoacoustically weighted

0:000:290:59

BrightnessSpectral centroid — where the weight of the sound sits

0:000:290:59

Rhythmic densityOnsets per second, log-scaled

0:000:290:59

Spectral flatnessTonal → noisy. Low = pitched; high = wash

0:000:290:59

READOUT· COMPOSITE SCORE · COMPONENT BREAKDOWN25TH PERCENTILE

Popularity11%0

Consensus10%0

Jam Chart12%0

Recognition12%0

Energy12%77

Groove12%21

Harmonic9%55

Duration9%0

Volatility8%0

Review5%50

SCORE FORMULA · v3.3 · RECALIBRATED 2026-05-13OPEN METHODOLOGY →

INSTRUMENTATION· LIBROSA · v0.10.25 / 6 CHANNELS LIVE

LENGTH0:59standard

BPM133average

DYN dB4.1compressed

RHYTHM3.9/smoderate

PEAK0:00at 0%

JAM IN—auto only

CONTEXT· SETLIST · SHOW

SETLISTSet 2

II-1Carolina1:25 II-2La Grange4:29 II-3Esther8:56 II-4The Sloth3:48 II-5Harry Hood12:35 II-6Caravan7:16 II-7Reba11:41 II-8I Didn't Know3:34 II-9Alumni Blues4:06

II-10Letter to Jimmy Page0:59

II-11Alumni Blues0:42 II-12Good Times Bad Times4:59

12 TRACKSVIEW SHOW →

SHOWSHOW SCORE 15

El Dorado Café · Crested Butte, CO1990 Tour · RANKED #27274 / 36131

TOP TRACKS THIS SHOW

FoamSET Soundcheck #1 · 20:33

Uncle PenSET 1 #4 · 5:11

Jesus Just Left ChicagoSET E #25 · 9:25

1990-04-06VIEW SHOW →

RELATED· OTHER Letter to Jimmy Page VERSIONS44 TOTAL

#SCOREVENUEWAVEFORMDATELENGTH

#0270Nectar'sBurlington, VT

1988-05-246:14 #0368Hamilton CollegeClinton, NY

1990-05-156:28 #0467Nectar'sBurlington, VT

1988-07-249:36 #0560Molly's CafeBoston, MA

1988-11-036:07 #0658Myskyn'sCharleston, SC

Sign in to suggest correctionsTRACK ID · 4967· DATA VERSION v3.3