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Methods of copying handwritten letters Manifold stylographic writer, using early "carbonic paper" Letter copying book process; Mechanical processes Tracing to make accurate hand-drawn copies; Pantograph, manual device for making drawn copies without tracing, can also enlarge or reduce; Printmaking, which includes engraving and etching
Scanning techniques used in video tape recorders. (A) Transverse scanning used in the early quadriplex system requires several vertical tracks to record a video frame. (B) Helical scan, by recording in long diagonal tracks, is able to fit a full video field onto each track. The first full-helical system uses one head, requiring tape to wrap ...
The AOL.com video experience serves up the best video content from AOL and around the web, curating informative and entertaining snackable videos.
Copy protection for computer software, especially for games, has been a long cat-and-mouse struggle between publishers and crackers.These were (and are) programmers who defeated copy protection on software as a hobby, add their alias to the title screen, and then distribute the "cracked" product to the network of warez BBSes or Internet sites that specialized in distributing unauthorized ...
The Analog Protection System (APS), also known as Analog Copy Protection (ACP), Copyguard or Macrovision, [1] is a VHS [2] and DVD copy protection system originally developed by the Macrovision Corporation. Video tapes copied from DVDs encoded with APS become garbled and unwatchable.
Type A was developed as mainly an industrial and institutional format, where it saw the most success. It was not widely used for broadcast television, since it did not meet Federal Communications Commission (FCC) specifications for broadcast videotape formats; the only format passing the FCC's muster at the time was the then-industry-standard 2-inch quadruplex.
The term telecine refers both to a film-to-tape transferring machine, as well as the process by which film is transferred to tape (or directly to a digital file). [1] The telecine process is frequently used by filmmakers to transfer production footage to video, which can then be captured by various non-linear digital editing systems (e.g., Final Cut Pro, Avid, etc.).
Auxiliary paper-tape readers could be attached to a Flexowriter to create an early form of "mail merge", where a long custom-created tape containing individual addresses and salutations was merged with a closed-loop form-letter and printed on continuous-form letterhead; both tapes contained embedded "control characters" to switch between readers.