I'm working on setting up my home studio and plan on buying the following things. Give me any advice on if my choices are good, or if I should consider something else.

Mics
=====
(4) Shure SM57 - Toms, Snare, and Guitars
(1) Akg D112 - Bass Guitar and Bass drum
(1) Cad e300 - Vocals
(1) Nady CM90 - Drum OH (I already have 1)
(1) Nady Pop Filter

Computer
======
Just a dell Dimension, 3GHz, 1GB
M-Audio Delta 44

Rack Units
=======
(1) Antares ATR-1A Auto-Tune Processor
(2) ART 341 15-Band EQ
(1) BBE 882i Sonic Maximizer
(1) ART TCS Twin Tube Compressor
(1) TC Electronic M350

Already Have
=========
Crapsh*t computer, 1GHz(blah), 512MB, Soundblaster Live 24bit
Yamaha MG16/4
M-Audio Pro3 Monitors (On their way to my house)