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Presto 8N Disc Cutting Lathe (1950) used by the Canadian Broadcasting Corporation to record radio programs. A disc cutting lathe is a device used to transfer an audio signal to the modulated spiral groove of a blank master disc for the production of phonograph records.
Presto 8N Acetate Engraver - 1950 The CBC recorded radio programs on 16-inch acetate transcription discs. Made of glass, metal or even paper with a thin layer of acetate fixed to the surface, these discs were used until 1966.
Presto 8N Acetate disc engraver (1950) used by the Canadian Broadcasting Corporation to record radio programs. Before the introduction of magnetic tape for mastering, disc recording was done "live" (see direct to disc recording), although sometimes intermediate disc-to-disc editing procedures were involved. [2]
Presto, a 2008 short film by Pixar; Presto, Bolivia, a town in Bolivia; Presto, Pennsylvania, an unincorporated community in the United States; Presto!, an ATM network owned by Publix Super Markets; Presto, a pseudonym of Jonathan Swift; see Chelsea Bun House; Earl "Presto" Johnson, American magician; Alice S. Presto, American suffragist and ...
Fay automatic lathe, 1921. [1] Bullard Mult-Au-Matic, a vertical, multispindle automatic lathe, 1914. [2] In metalworking and woodworking, an automatic lathe is a lathe with an automatically controlled cutting process. Automatic lathes were first developed in the 1870s and were mechanically controlled.
The closer on a manual lathe is either lever-style or handwheel-style. The closer on a CNC lathe is powered (electric, hydraulic, or pneumatic), and it may be controlled by various means: a foot pedal that the operator steps on when desired; a line in the program (for opening and closing under program control); or a button on the control panel.