There isnt a lot of bass in this song but on the 
chourus and Chesters interlude in the end.  
Pheoniex plays a four string and Im preety 
sure its standrad tuning.

Song High Voltage
Band Linkin Park
Bass player Pheoniex
Type 4 string
Chourus:
G-----------------------------------
D-----------------------------------
A-666666-111111-000000-555555-333333
E-----------------------------------

Interlude:
G-----------9999-7777-----
D------9999-----------7777
A-9999--------------------
E-------------------------

One more part at very start of song ("I been digging in the crates")and 
it plays ocasionaly in the verses:
G------
D------
A------
E-00---

Thats it.  Questions, COmments, Insults, Deathreats 
email me at Ravehunter@aol.com