I use a Shirron plate chiller, picked it up on ebay for around $70. I can chill 5 gal from boiling to 70deg in 15-20min. The wort is gravity fed and use a submersible pond pump to pump ice water through the chiller.
Planning: American Light Lager
Primary: German Alt, Oktoberfest, ESB
Kegged:Cream Ale, Pilsner, Hefeweizen, Vienna Lager, NB Speckled Heifer, Amber Lager
Bottled: Dead Ringer IPA, Apfelwine, AHS Stout, AHS Porter, Barleywine