The Lounge is rated PG. If you're about to post something you wouldn't want your
kid sister to read then don't post it. No flame wars, no abusive conduct, no programming
questions and please don't post ads.
"the debugger doesn't tell me anything because this code compiles just fine" - random QA comment
"Facebook is where you tell lies to your friends. Twitter is where you tell the truth to strangers." - chriselst
"I don't drink any more... then again, I don't drink any less." - Mike Mullikins uncle
( Hardware means so many things ) It sounds like you are asking about chips and connectors... Here, DigiKey and Mouser are the best organized ( good filter / search engine ) - least expensive. RS may be the better bet elsewhere.
Several board houses will make prototype boards reasonably. ( Note, I've only done small stupid boards and their free layout software wasn't very painful. _For small boards. )
Of course, if you want "metal and bone" I suggest McMaster Carr and the slaughterhouse.