so three small fans are used to blow air between the projector glass and the LCD display. [Joel] started off looking at the LumenLab DIY projector project, but considered that to be a terrible ...

This projector was upcycled to the 21st century by adding a 10 Watt LED and a Nokia 1200 LCD. For the electronics, [Matt] used an ATmega88 microcontroller. There’s an infrared receiver so the ...

The best portable projector offers all the benefits of a home projection unit with one added bonus - you can take it with you wherever you go. That makes these models ideal for presentations ...

Data projectors are widely used in classrooms and auditoriums for instruction and slide presentations. Although many projectors have built-in speakers, projectors designed for TV and movies are ...

$299.99 at Amazon $369.99 Save $70.00 Let's start our offers off with a solid $70 price cut on a crossover projector that works for both home entertainment and work presentations. In our review ...

The projector delivers 1080p resolution (1920 × 1080 pixels). It uses an LCD display and a fully-sealed optical engine to block dust and extend its life. The lens offers high-light transmission ...