Electronics
Basice Electronics for Beginners (A very nice introduction to electronics)
Laurier's Handy Dandy Little Circuits (Some interesting projects and a ton of very useful links)
Electronics Webring
4QD (Some good info for beginners.)
RASON projects

Appliances
Sci.Electronics.Repair FAQ (Great repair tips for consumer electronics and much much more)
Appliance Web Ring
VCR Repair
VCR Parts and Repair Advice from Studio Sound
Elex Atelier (Premium turntable belts and phono specialist)
Turntablebelts.com (large selection of turntable and other belts)
Mr. Appliance (free diagnosis and repair information for major applicances)
Visit Mr. Fixit for appliance repair manuals