Copyright © Philip M. Parker, INSEAD. Terms of Use.
| Domain | Definition |
Occupations | Rebuilds cathode ray tubes used in television receivers and display instruments according to specifications, applying knowledge of electronics: Inspects tube for physical defects, such as cracks, scratches, burns, and pits to determine if tube is repairable. Tests display function, such as horizontal fade, color purity, and convergence to locate cause of malfunction, using test equipment. Cuts off glass neck holding electron gun, using hot wire or gas torch. Paints dag (graphite paint) inside bulb to provide conductive surface, using brush. Places bulb and replacement electron gun in lathe equipped with gas torch to weld and anneal parts together. Operates ovens and pumps to seal and evacuate tube. Places rebuilt tube in chamber to age (stabilize) tube. Coats exterior surface of tube with dag, using spray gun. Tests tube function and operation for conformance to specifications. Buffs and polishes display screen surface to remove scratches, using power buffer and abrasive compound. (references) |
Source: compiled by the editor from various references; see credits. | |
Hexadecimal (or equivalents, 770AD-1900s) (references)54 45 4C 45 56 49 53 49 4F 4E 2D 50 49 43 54 55 52 45 2D 54 55 42 45 52 45 42 55 49 4C 44 45 52 |
| Leonardo da Vinci (1452-1519; backwards) (references)
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Binary Code (1918-1938, probably earlier) (references)01010100 01000101 01001100 01000101 01010110 01001001 01010011 01001001 01001111 01001110 00101101 01010000 01001001 01000011 01010100 01010101 01010010 01000101 00101101 01010100 01010101 01000010 01000101 00100000 01010010 01000101 01000010 01010101 01001001 01001100 01000100 01000101 01010010 |
HTML Code (1990) (references)T E L E V I S I O N - P I C T U R E - T U B E   R E B U I L D E R |
ISO 10646 (1991-1993) (references)0054 0045 004C 0045 0056 0049 0053 0049 004F 004E 002D 0050 0049 0043 0054 0055 0052 0045 002D 0054 0055 0042 0045 0052 0045 0042 0055 0049 004C 0044 0045 0052 |
Encryption (beginner's substitution cypher): (references)54394639564353434948155043375455523915545536392523936554346383952 |
| 1. Orthography 2. Bibliography |
Copyright © Philip M. Parker, INSEAD. Terms of Use.
