Sony XR-520 User Guide - Page 125
Maintenance and precautions, About the AVCHD format - specifications
UPC - 915436789941
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Table of Contents Useful Recording Techniques Do not modify the files or folders on the camcorder from the computer. The image files may be destroyed or may not be played back. Operation is not guaranteed, if you perform the above operation. When you delete image files, follow the steps on page 57. Do not delete the image files on the camcorder directly from the computer. Do not format the recording media using a computer. The camcorder may not operate correctly. Do not copy the files on the recording media from the computer. Operation is not guaranteed. Maintenance and precautions About the AVCHD format What is the AVCHD format? The AVCHD format is a high definition digital video camera format used to record a high definition (HD) signal of either the 1080i specification*1 or the 720p specification*2 on internal hard disk drive, using efficient data compression coding technology. The MPEG-4 AVC/H.264 format is adopted to compress video data, and the Dolby Digital or Linear PCM system is used to compress audio data. The MPEG-4 AVC/H.264 format is capable of compressing images at higher efficiency than that of the conventional image compressing format. The MPEG4 AVC/H.264 format enables a high definition video signal shot on a digital video camera recorder to be recorded on 8 cm DVD discs, internal hard disk drive, flash memory, "Memory Stick PRO Duo" media, etc. Recording and playback on your camcorder Based on the AVCHD format, your camcorder records with the high definition image quality (HD) mentioned below. In addition to high definition image quality (HD), your camcorder is capable of recording a standard definition (SD) signal in the conventional MPEG2 format. Video signal*3: MPEG-4 AVC/H.264 1920 1080/60i, 1440 1080/60i Audio signal: Dolby Digital 5.1/2ch Recording media: Internal hard disk drive, "Memory Stick PRO Duo" media Index 125