E--------------------------------------------------------------------------------------------------------
B------------------------------------------------------------5----------------6 -----5--5--------------
G--------------------5-------4-4------7-------5---5-------------7---7--------------------5-----7--7
D---------7---7----------------------------------------------------------------------------------------
A----7--------------------------------------------------------------------------------------------------
E--------------------------------------------------------------------------------------------------------
E--------------------------------------------------------------------------------------------------------
B------------------------------------------------------------------------------ -----------------------
G---4-----5--5-----------------------------------------------------------------------------------------
D------------------7-----------------------------------------------------------------------------------
A-----------------------7-------------------------------------------------------------------------------
E--------------------------------------------------------------------------------------------------------
[ Tab from: https://www.guitartabs.cc/tabs/p/phish/first_tube_tab_ver_2.html ]
E--------------------------------------------------------------------------------------------------------
B------------------------------------------------------------5----------------6 -----5--5--------------
G--------------------5-------4-4------7-------5---5-------------7---7--------------------5-----7--7
D---------7---7----------------------------------------------------------------------------------------
A----7--------------------------------------------------------------------------------------------------
E--------------------------------------------------------------------------------------------------------
E minor
E---------------------------------------0---------------------------------------------------------------
B---------------------------------------0------------------------------------- -----------------------
G---4-----------------------------------0--------------------------------------------------------------
D---------7----------7------------------2-------------------------------------------------------------
A---------------------------------------2--------------------------------------------------------------
E---------------------------------------0--------------------------------------------------------------
Play the two main riffs and then play the A minor
E-0-
B-1-
G-2-
D-2-
A-0-
E----
Play the two main riffs and then play an E minor
E-0-
B-0-
G-0-
D-2-
A-2-
E-0-
Then play the two main riffs and the play A minor, play this 3 times
E-------0--------------------5------3------0
B-------1--------------------7------5------1
G-------2--------------------7------5------2
D-------2--------------------7------5------2
A-------0--------------------5------3------0
E-------------------------------------------
Then play this for four measures
E---------------------------------------
B---------------------------------------
G-------14---14---14---14---14---14-----
D---------------------------------------
A---------------------------------------
E---------------------------------------
Then play the two main riffs again then play A major D major
A D
E-0- E-2-
B-2- B-3-
G-2- G-2-
D-2- D-0-
A-0- A---
E--- E---
For a few measures after those chords are played Trey plays this;
E---------------------------------------------------
B---2---2---3---3--2--3-----------------------------
G---------------------------------------------------
D---2---2---4---4--2--4-----------------------------
A---------------------------------------------------
E---------------------------------------------------
Then at the crazy jam part at the end, Trey plays this
with delay box set around 600ms
E------17---14---17---14---------14--------------------------
B---------------------------17--------17----14--------14-----
G------------------------------------------------16--------14
D------------------------------------------------------------
A------------------------------------------------------------
E------------------------------------------------------------
In the jam part at the end you don't have to follow these exact
notes, in fact it would be best if you made something up but
following that pattern