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Library / Engineering & Technology / Acoustics of auditoriums / Braille

Acoustics of auditoriums ⠃⠗⠋ braille edition

Grade 2 — contracted English braille (EBAE-compatible subset). Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 1 instead.

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54,166 braille cells · 57 embossed pages at 40×25 · 195 unrepresentable characters omitted

⠀⠠⠕⠉⠞⠕⠃⠻⠀⠼⠁⠋⠂⠀⠼⠁⠊⠁⠃⠲⠀⠀⠠⠌⠁⠞⠑⠎⠀⠞⠀⠁⠀
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⠠⠓⠕⠡⠎⠡⠥⠇⠑⠂⠀⠯⠀⠞⠀⠑⠭⠏⠻⠞⠀⠁⠙⠧⠊⠉⠑⠀⠺⠀⠀⠃⠑⠀
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⠠⠠⠥⠝⠊⠧⠻⠎⠊⠞⠽⠀⠀⠀⠀⠠⠥⠗⠃⠁⠝⠁⠀⠀⠀⠀⠠⠠⠑⠙⠍⠥⠝⠙⠀⠠⠚⠲⠀
⠠⠠⠚⠁⠍⠑⠎⠂⠀⠠⠏⠓⠲⠀⠠⠙⠲⠂⠀⠠⠠⠇⠇⠲⠀⠠⠙⠲⠂⠀⠠⠏⠗⠑⠎⠊⠙⠢⠞⠀
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⠙⠑⠏⠜⠞⠍⠢⠞⠎⠒⠀⠀⠀⠀⠀⠀⠠⠮⠀⠠⠛⠗⠁⠙⠥⠁⠞⠑⠀⠠⠎⠡⠕⠕⠇⠀⠀⠀⠀⠀
⠠⠮⠀⠠⠉⠕⠇⠇⠑⠛⠑⠀⠷⠀⠠⠇⠊⠃⠻⠁⠇⠀⠠⠁⠗⠞⠎⠀⠯⠀⠠⠎⠉⠊⠢⠉⠑⠎⠀
⠶⠠⠁⠝⠉⠊⠢⠞⠀⠯⠀⠠⠍⠕⠙⠻⠝⠀⠀⠀⠀⠀⠀⠠⠇⠁⠝⠛⠥⠁⠛⠑⠎⠀⠯⠀
⠠⠇⠊⠞⠻⠁⠞⠥⠗⠑⠎⠆⠀⠠⠓⠊⠌⠕⠗⠽⠂⠀⠠⠑⠉⠕⠝⠕⠍⠊⠉⠎⠀⠯⠀
⠠⠁⠉⠉⠳⠝⠞⠁⠝⠉⠽⠂⠀⠀⠀⠀⠀⠀⠠⠏⠕⠇⠊⠞⠊⠉⠁⠇⠀⠠⠎⠉⠊⠢⠉⠑⠂⠀
⠠⠎⠕⠉⠊⠕⠇⠕⠛⠽⠆⠀⠠⠏⠓⠊⠇⠕⠎⠕⠏⠓⠽⠂⠀⠠⠏⠎⠽⠡⠕⠇⠕⠛⠽⠂⠀
⠠⠑⠙⠥⠉⠁⠞⠊⠕⠝⠆⠀⠀⠀⠀⠀⠀⠠⠍⠁⠮⠍⠁⠞⠊⠉⠎⠆⠀⠠⠁⠌⠗⠕⠝⠕⠍⠽⠆⠀
⠠⠛⠑⠕⠇⠕⠛⠽⠆⠀⠠⠏⠓⠽⠎⠊⠉⠎⠆⠀⠠⠡⠑⠍⠊⠌⠗⠽⠆⠀⠠⠃⠕⠞⠁⠝⠽⠂⠀⠀
⠠⠵⠕⠕⠇⠕⠛⠽⠂⠀⠠⠑⠝⠞⠕⠍⠕⠇⠕⠛⠽⠆⠀⠠⠏⠓⠽⠎⠊⠕⠇⠕⠛⠽⠆⠀⠠⠁⠗⠞
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⠀⠠⠑⠝⠛⠔⠑⠻⠬⠀⠶⠠⠁⠗⠡⠊⠞⠑⠉⠞⠥⠗⠑⠆⠀⠠⠁⠗⠡⠊⠞⠑⠉⠞⠥⠗⠁⠇⠂⠀
⠠⠉⠊⠧⠊⠇⠂⠀⠀⠀⠀⠀⠀⠠⠑⠇⠑⠉⠞⠗⠊⠉⠁⠇⠂⠀⠠⠍⠑⠡⠁⠝⠊⠉⠁⠇⠂⠀
⠠⠍⠔⠬⠂⠀⠠⠍⠥⠝⠊⠉⠊⠏⠁⠇⠀⠯⠀⠠⠎⠁⠝⠊⠞⠜⠽⠂⠀⠯⠀⠠⠗⠁⠊⠇⠺⠁⠽⠀
⠠⠑⠝⠛⠔⠑⠻⠬⠶⠀⠀⠀⠀⠀⠀⠠⠮⠀⠠⠉⠕⠇⠇⠑⠛⠑⠀⠷⠀
⠠⠁⠛⠗⠊⠉⠥⠇⠞⠥⠗⠑⠀⠶⠠⠁⠛⠗⠕⠝⠕⠍⠽⠆⠀⠠⠁⠝⠊⠍⠁⠇⠀

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.