April 23, 2007
Ball heads provide stability and mobility for photographers on the go. Combined with a
stable tripod a solid ball head can help dampen out vibration for sharper photographs, especially for larger enlargements. Sharper photographs and videos make for smaller, higher quality multimedia for the Web. This article reviews some professional ball head options and looks at vibration testing with a laser vibrometer.
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The US fell from 23rd to 25th place in worldwide broadband penetration in the last half of 2006, according to a recent survey by Point Topic. OECD data confirms the slowdown, with the US falling to 15th in broadband penetration among OECD countries surveyed. US broadband penetration grew 0.65 percentage points to 80.81% among active Internet users in March.
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