Art Adams

A native of Northern California, Art Adams has been in the film industry for 22 years--including the last 17 as a director of photography. After spending ten years in Hollywood, Art is now based in the San Francisco Bay Area. He has been published in HD Video Pro, American Cinematographer, Camera Operator Magazine, Film/Tape World and CineSource.

Art is a member of the International Cinematographers Guild (IATSE 600), the Society of Camera Operators (SOC), and is a trustee of the National Writers Union (UAW 1981).

His web site is at www.artadams.net.

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Pulse Width Modulation is NOT Your Friend
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Thursday, December 15, 2011

Pulse Width Modulation is NOT Your Friend

What you don’t know about PWM may ruin your next shot—particularly if you’re using a camera with a rolling shutter!

Here’s the deal: there’s this thing called “pulse width modulation,” and under certain conditions it doesn’t play well with rolling shutter cameras. Most of the time it’s no problem, but we don’t get phone calls from post when there’s no problem. Here’s how to avoid that phone call.

more »Click to audio / video »

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Pulse Width Modulation is NOT Your Friend
Art Adams

What you don’t know about PWM may ruin your next shot—particularly if you’re using a camera with a rolling shutter!





Pulse Width Modulation is NOT Your Friend

Art Adams | 12/15- 05:33 PM

What you don’t know about PWM may ruin your next shot—particularly if you’re using a camera with a rolling shutter!

Here’s the deal: there’s this thing called “pulse width modulation,” and under certain conditions it doesn’t play well with rolling shutter cameras. Most of the time it’s no problem, but we don’t get phone calls from post when there’s no problem. Here’s how to avoid that phone call.

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