48-bit

Higher-bit depth, such as 48-bit color, has the ability to detect subtle differences in colors, and is preferred for use in high-quality photographic environments.

Don't Shell Out For Just Any Document Scanner Scott Koegler 2010

Scanner Two is an Epson Perfection 1660 PHOTO, a 1600 dpi flatbed scanner, capable of scanning items up to 8 ½ x 11½ inches in either 48-bit color or 16-bit grayscale.

Creating, Managing & Pres. Dig. Assets: Northeast Massachusetts Digital Library (NMDL) 2007

Scanner Two is an Epson Perfection 1660 PHOTO, a 1600 dpi flatbed scanner, capable of scanning items up to 8 ½ x 11½ inches in either 48-bit color or 16-bit grayscale.

Archive 2007-03-01 2007

Instead, they chose to combine a secret algorithm with a relatively short 48-bit key.

Security by Obscurity? I Don't Think So glyn moody 2008

First it was the 40-bit key, a few months later the 48-bit key, followed by the 56-bit key, and later the 512 bit has been broken ...

Boing Boing: February 9, 2003 - February 15, 2003 Archives 2003

For example, as described in the IEEE 802.11 Handbook by Bob O’Hara and Al Petrick (1999), at page 101, "dot11StationID is a 48-bit attribute that is designed to allow an external manager to assign its own identifier to a station, for the sole purpose of managing the station."

Boing Boing: March 30, 2003 - April 5, 2003 Archives 2003

The Lynx Mandelbrot code does 48-bit fixed-point math using 8 bits of integer and 40 bits of fraction, via the hardware multiplier (16x16) and a lot of help from the 65C02.

The Usenet Lynx FAQ by Rob Jung 1993

This reminds me of a scanner I saw about ten years or so ago that was capable of recording scans in a 48-bit mode, if the software was capable of using the extra bits.

"MAIN" via Steve in Google Reader 2010

It took the Scanjet G3110 1 minute and 50 seconds to scan an 8 by 10 inch color photo at 600 dpi and 48-bit color.

Macworld James Galbraith 2010

A 4-by-6 photo scanned at 1200 dpi and 48-bit color took 2 minutes and 32 seconds, a task that other scanners completed in about 1 minute 18 seconds.

Macworld James Galbraith 2010