At CNET, we take HDTV power consumption seriously, which helps explain our excitement when Philips announced its Eco TV. The 42-inch, 1080p resolution, flat-panel LCD, model 42PFL5603D (due in March, $1,399 MSRP), is packed with power-saving features.
Chief among them is the ability to dim the backlight--by up to five times peak brightness--in response to program material, much like the "local dimming" found on Samsung's LED-based LN-T4681F. Dimming the backlight in darker scenes has the dual benefit of saving power and improving black-level performance, according to the company. The backlight can also be dimmed via a room lighting sensor, so in dark rooms it will use less power. There's also traditional a "power-saving" mode that caps the peak light output.… Read more