Library / Engineering & Technology / Wireless Telegraphy and Telephony Simply Explained / Braille
Wireless Telegraphy and Telephony Simply Explained ⠃⠗⠋ 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.
Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt
237,012 braille cells · 251 embossed pages at 40×25 · 686 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.