Samuel F. B. Morse, while a professor of arts and design at New York University in 1835, proved that signals could be transmitted by wire. He used pulses of current to deflect an electromagnet, which moved a marker to produce written codes on a strip of paper - the invention of Morse Code.
| Letter | Morse Code |
|---|---|
| A | . - |
| B | - . . . |
| C | - . - . |
| D | - . . |
| E | . |
| F | . . - . |
| G | - - . |
| H | . . . . |
| I | . . |
| J | . - - - |
| K | - . - |
| L | . - . . |
| M | - - |
| N | - . |
| O | - - - |
| P | . - - . |
| Q | - - . - |
| R | . - . |
| S | . . . |
| T | - |
| U | . . - |
| V | . . . - |
| W | . - - |
| X | - . . - |
| Y | - . - - |
| Z | - - . . |
| 0 | - - - - - |
| 1 | . - - - - |
| 2 | . . - - - |
| 3 | . . . - - |
| 4 | . . . . - |
| 5 | . . . . . |
| 6 | - . . . . |
| 7 | - - . . . |
| 8 | - - - . . |
| 9 | - - - - . |
| Fullstop | . - . - . - |
| Comma | - - . . - - |
| Query | . . - - . . |
| Apostrophe | . - - - - . |
| Brackets | - · - - · - |
| Colon | - - - · · · |
| Equals sign | - · · · - |
| Hyphen | - · · · · - |
| Quotation Mark | · - · · - · |
| @ (newly added 2004) | · - - · - · |
Last updated 7th July 2004 after a tip from a Pub Quiz Help user about the newly added @ sign