Library / Engineering & Technology / Acoustics of auditoriums / Braille
Acoustics of auditoriums ⠃⠗⠋ braille edition
Grade 1 — uncontracted, letter-for-letter. Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 2 instead.
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64,023 braille cells · 68 embossed pages at 40×25 · 195 unrepresentable characters omitted
⠋⠥⠗⠞⠓⠑⠗⠀⠑⠭⠏⠑⠗⠊⠍⠑⠝⠞⠎⠀⠕⠝⠀⠞⠓⠑⠀⠁⠃⠎⠕⠗⠃⠊⠝⠛⠀ ⠏⠕⠺⠑⠗⠀⠕⠋⠀⠙⠊⠋⠋⠑⠗⠑⠝⠞⠀⠍⠁⠞⠑⠗⠊⠁⠇⠎⠲⠀⠀⠀⠀ ⠠⠎⠁⠃⠊⠝⠑⠂⠀⠠⠺⠲⠀⠠⠉⠲⠀⠦⠠⠞⠓⠑⠁⠞⠑⠗⠀⠠⠁⠉⠕⠥⠎⠞⠊⠉⠎⠲⠴⠀ ⠠⠁⠍⠑⠗⠊⠉⠁⠝⠀⠠⠁⠗⠉⠓⠊⠞⠑⠉⠞⠂⠀⠠⠧⠕⠇⠲⠀⠠⠠⠉⠊⠧⠂⠀⠏⠏⠲⠀⠀ ⠼⠃⠑⠛⠤⠃⠛⠊⠂⠀⠠⠙⠑⠉⠑⠍⠃⠑⠗⠀⠼⠉⠁⠂⠀⠼⠁⠊⠁⠉⠲⠀ ⠠⠙⠑⠎⠉⠗⠊⠃⠑⠎⠀⠞⠓⠑⠁⠞⠑⠗⠀⠺⠊⠞⠓⠀⠍⠕⠙⠑⠇⠀⠁⠉⠕⠥⠎⠞⠊⠉⠎⠲ ⠀⠀⠠⠙⠊⠎⠉⠥⠎⠎⠑⠎⠀⠃⠑⠓⠁⠧⠊⠕⠗⠀⠕⠋⠀⠎⠕⠥⠝⠙⠀⠊⠝⠀⠁⠀⠗⠕⠕⠍ ⠀⠁⠝⠙⠀⠎⠓⠕⠺⠎⠀⠏⠓⠕⠞⠕⠛⠗⠁⠏⠓⠎⠀⠕⠋⠀⠎⠕⠥⠝⠙⠀⠀⠺⠁⠧⠑⠎⠀ ⠊⠝⠀⠍⠊⠝⠊⠁⠞⠥⠗⠑⠀⠗⠕⠕⠍⠎⠲⠀⠀⠀⠀⠠⠎⠁⠃⠊⠝⠑⠂⠀⠠⠺⠲⠀⠠⠉⠲⠀ ⠦⠠⠁⠗⠉⠓⠊⠞⠑⠉⠞⠥⠗⠁⠇⠀⠠⠁⠉⠕⠥⠎⠞⠊⠉⠎⠲⠀⠠⠃⠥⠊⠇⠙⠊⠝⠛⠀ ⠠⠍⠁⠞⠑⠗⠊⠁⠇⠀⠁⠝⠙⠀⠀⠠⠍⠥⠎⠊⠉⠁⠇⠀⠠⠏⠊⠞⠉⠓⠲⠴⠀⠠⠞⠓⠑⠀ ⠠⠃⠗⠊⠉⠅⠃⠥⠊⠇⠙⠑⠗⠂⠀⠠⠧⠕⠇⠲⠀⠼⠃⠉⠂⠀⠏⠏⠲⠀⠼⠁⠤⠋⠂⠀ ⠠⠚⠁⠝⠥⠁⠗⠽⠂⠀⠼⠁⠊⠁⠙⠲⠀⠠⠁⠀⠀⠉⠕⠝⠞⠊⠝⠥⠁⠞⠊⠕⠝⠀⠕⠋⠀ ⠏⠗⠑⠧⠊⠕⠥⠎⠀⠺⠕⠗⠅⠂⠀⠙⠑⠎⠉⠗⠊⠃⠊⠝⠛⠀⠁⠃⠎⠕⠗⠃⠊⠝⠛⠀ ⠏⠕⠺⠑⠗⠎⠀⠕⠋⠀⠙⠊⠋⠋⠑⠗⠑⠝⠞⠀⠀⠍⠁⠞⠑⠗⠊⠁⠇⠎⠲⠀⠀⠀⠀ ⠠⠎⠓⠁⠗⠏⠑⠂⠀⠠⠓⠲⠀⠠⠚⠲⠀⠦⠠⠗⠑⠋⠇⠑⠉⠞⠊⠕⠝⠀⠕⠋⠀⠠⠎⠕⠥⠝⠙⠀ ⠁⠞⠀⠁⠀⠠⠏⠁⠗⠁⠃⠕⠇⠕⠊⠙⠲⠴⠀⠠⠉⠁⠍⠃⠲⠀⠠⠏⠓⠊⠇⠲⠀⠠⠎⠕⠉⠲⠀⠀ ⠠⠏⠗⠕⠉⠲⠂⠀⠠⠧⠕⠇⠲⠀⠼⠁⠑⠂⠀⠏⠏⠲⠀⠼⠁⠊⠚⠤⠁⠊⠛⠂⠀⠼⠁⠊⠚⠊⠲⠀ ⠠⠎⠞⠑⠺⠁⠗⠞⠂⠀⠠⠛⠲⠀⠠⠺⠲⠀⠦⠠⠁⠗⠉⠓⠊⠞⠑⠉⠞⠥⠗⠁⠇⠀ ⠠⠁⠉⠕⠥⠎⠞⠊⠉⠎⠲⠴⠀⠠⠎⠊⠃⠇⠑⠽⠀⠠⠚⠕⠥⠗⠝⠁⠇⠀⠕⠋⠀⠀ ⠠⠑⠝⠛⠊⠝⠑⠑⠗⠊⠝⠛⠂⠀⠠⠍⠁⠽⠂⠀⠼⠁⠊⠚⠉⠲⠀⠠⠏⠥⠃⠇⠊⠎⠓⠑⠙⠀⠃⠽ ⠀⠠⠉⠕⠗⠝⠑⠇⠇⠀⠠⠥⠝⠊⠧⠑⠗⠎⠊⠞⠽⠂⠀⠠⠊⠞⠓⠁⠉⠁⠂⠀⠠⠝⠲⠀⠠⠽⠲⠀ ⠠⠁⠝⠀⠁⠉⠉⠕⠥⠝⠞⠀⠕⠋⠀⠁⠝⠀⠊⠝⠧⠑⠎⠞⠊⠛⠁⠞⠊⠕⠝⠀⠇⠑⠁⠙⠊⠝⠛⠀ ⠞⠕⠀⠞⠓⠑⠀⠉⠥⠗⠑⠀⠕⠋⠀⠞⠓⠑⠀⠁⠉⠕⠥⠎⠞⠊⠉⠎⠀⠕⠋⠀⠀⠠⠎⠊⠃⠇⠑⠽ ⠀⠠⠁⠥⠙⠊⠞⠕⠗⠊⠥⠍⠲⠀⠀⠀⠀⠠⠎⠞⠥⠗⠍⠓⠋⠑⠇⠂⠀⠠⠁⠲⠀
These are the same pages the .brf download embosses — form-feed breaks and all. BRF opens in braille software (Duxbury, BrailleBlaster), on embossers, and on refreshable displays.