Extract audio files from video for transcription

Video tape or electronic video files can be defined as video. Digital video files can be used to extract digital audio files which are then transcribed. For easier transcription an intermediate audio tape is made from video tape transcriptions. There are several more formats and standards that can be converted but with a slightly longer lead time.

For video tapes (NTSC) then the formats include

  • VHS
  • SVHS
  • 8mm
  • Hi8
  • digital 8
  • Beta
  • ¼ inch

With digital video the formats can include

  • WMV
  • MPG
  • MPEG
  • MP4
  • FLV
  • Quick time files
  • AVI
  • DVD
  • Real video
  • VOB

Digital/Tapeless/Phone-In Dictation

Digital dictation and transcription have become the most common in the industry. They are replacing the hand held tape recorders. One can use a hand held recorder that has stores the dictation in memory modules or a phone-in dictation systems.

The initial digital recorders capture audio in proprietary formats which are difficult to convert using conversion machines which do not support their proprietary software. Devices produced after 2009 can create files in several standard file formats like MP3, MP4 and WMA.

It is encouraged that one considers phone-in dictation as it has several advantages. Transcription wave also has the capacity to download audio files for transcription, we can also transcribe from voicemail, devices and other digital transcription services.

Jessica Miller, Marketing Head in Transcriptionwave, General Transcription Services Company in the US.

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