Oct 13, 2013

Prepress Process in Printing

Prepress is the term used in the printing and publishing industries for the processes and procedures that occur between the creation of a print layout and the final printing. 

Feb 10, 2013

Types of Memory Cards

Same card, same brand and same capacity but different cost why?

Card, Brand and Capacity is same but the data transfer rate or transfer speed differs from one another. Transfer speed plays the vital role in the transfer (import or export) data from camera to memory card or memory cards to the computer.

How to classify the transfer speed?
Card Type
Transfer Speed
HD Video Support
Class 4
Up to 5 MB/s
Not Support
Class 6
Up to 15MB/s
Not Support
Class 10
More than 30 MB/s
Support HD, Full HD (1080 and 1980)

·   1. Class 4 cards cheaper and it's suitable for photography and normal video in a normal mode.
·   2. Class 6 cards are also cheaper and it's suitable for photography and normal video even in continuous mode.
     3. Class 10 cards are costly and its support both normal video, HD video and photography.

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Feb 4, 2013

Types of Data Storage

  • 1 hour DV = 13 GB
  • 1 hour HDV 720p = 8.7 GB
  • 1 hour HDV 1080i = 11.5 GB
  • 1 hour 8-bit uncompressed SD = 72.7 GB
  • 1 hour 10-bit uncompressed SD = 96 GB
  • 1 hour HD 1080i = 560 GB                                                                                                                    

       Old Internal Hard Disk data rate = 20-25 MB/s
       New Internal Hard Disk data rate = 40-50 MB/s

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