All items tagged with light and technology (14)

| The people at Philips know their way with lighting, and now they're offering us a glimpse inside the light-cooking Philips kitchen. Welcome...

| Light-sensitive sensors with characteristics similar to those of the human eye are most often implemented using photoresistors or special (a...

| In this article we discuss and respons the questions and advices of our readers.

| The Type TSL230 IC is a programmable light-to-frequency converter it is a single-chip combination of a silicon photodiode and a current-t...

| The presenr circuit, consisting of only a handful of cornponents, enables a rnains-operated lamp to flash at Intervals of about one seco...

| In many countries, there is a legal requirement for can and motorcycles to have lights on whenever the vehicle is moving. In even more c...

| The low-cost circuit charges two nickel-cadmium cells from the mains to provide a stand-by power supply for a two-lamp emergency light which...

| The circuit presented here ensures that bicycle lights remain on for a little while after the bicycle (and thus the dynamo) has corne to...

| Halogen lamps are rightly popular because they give a good light and have an excellent efficiency. Unfortunately, they tend to be costly....

| Virtually all modern cars have a built-in alarm to warn if you have left the lights on when you are getting out of the car. There are, how...