Technical documents written or acquired over time. The most useful things are at the top.
| 20-Mar-2020 | Audio effects Discusses audio delay, echo, reverberation and phase inversion. |
| 17-Jan-1997 | Category 5 Cabling Information related to Cat 5 cabling and connections. |
| 17-Jan-1997 | Optic Fibre Information Information relating to optic fibre cabling standards and connections. |
| 17-Jan-1997 | ISDN Information Information relating to ISDN standards and connections. |
| 17-Jan-1997 | RS-232 Information Information relating to RS-232 serial interface standards and connections. |
| 01-Jan-1970 | Phonetic Alphabet and Morse Code Table of the Phonetic Alphabet and Morse Code, used in radio communications, telephony and signalling. |
| 01-Jan-1970 | ASCII Character Codes Character Code tables for the American Standard Code for Information Interchange (ASCII). |
| 01-Jan-1970 | Resistor Colour Codes Philips Colour Code Chart for resistors and capacitors. |
| 01-Jan-1970 | Periodic Table Periodic Table and Periodic Properties of the Elements. |