ARTICLES

SOME PRACTICAL LIGHT METERS — PART 2 - Evert Fruitman
Determine and construct the specific “lighting” system which suits your particular needs, and learn the details that apply to that system.

THE “OPTO” IN OPTOELECTRONICS — PART 2 - Ray Marston
Learn the basic nature and behavior of optical prisms and lenses in this installment of a four-part series.

MARINE ELECTRONICS FOR THE LAND RV MARKET - Gordon West
Electronics that go into boats and vehicles share a lot of common applications. Find out the advantages of technology exchanges between these two markets.

SAFE AND SANE SMD REPAIR - TJ Byers
Learn how to successfully remove and replace SMD chips.

BUILD A SEPIC REGULATOR FOR YOUR BATTERY POWERED DIGITAL PROJECT - Fernando Garcia
Portable power for your portable electronics is not a trivial consideration ...

BUILD THE POT BOX - Fred Blechman
Useful to experimenters and circuit designers, this inexpensive decade potentiometer box allows you to conveniently determine the best value of resistance to use in a circuit.

COLUMNS

AMATEUR ROBOTICS NOTEBOOK - Robert Nansel
A GrowBot review, Breadbot code on-line, and SIMMStick Design Contest99 details.

OPEN CHANNEL - Joe Carr
Some design rules for building circuits.

RESOURCE BIN - Don Lancaster
Exploring used test equipment options.

STAMP APPLICATIONS - Lon Glazner
One step beyond the application note.