Your recording should sound like the concert, and your concert should sound GREAT!
kludge: /klooj/ * - noun
An ill-assorted collection of parts assembled to fulfill a particular purpose.
/ôdē,ō/ - noun
sound, especially when recorded, transmitted, or reproduced.

(definitions from Wikipedia )
About our Microphones
A minimalist field kit
About other Equipment
DIY Kits
Salvage Work

Mics shown: Josephson Engineering Series 6
ORTF configuration.