HEATKEYS

DIY Audio Projects documents several DIY HiFi audio projects for Audiophiles. Projects include vacuum tube amplifiers, gainclones (chip amps), mosfet amps, preamplifiers, loudspeakers and audio cables.

Your source for Repair Manuals, Training Courses, Army Training, and all other training material.

Texas Instruments (TI) is a global analog and digital semiconductor IC design and manufacturing company.

Linear Home Page

ON Semiconductor supplies a broad portfolio of semiconductors and integrated circuit devices.

ESP - The Audio Pages. Professional results for the DIY enthusiast. Audio articles, projects to build and general information about hi-fi amplifiers, loudspeakers and audio in general.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

Electronic Component Parts Distributor, order on-line, same-day shipping, no minimum order. Semiconductors, Connectors, Embedded, Optoelectronics, Capacitors, Resistors, Inductors, Relays, Sensors, New Technologies

This is a community discussion board forum for portable lighting enthusiasts, dealers and manufacturers.