
Drawing: | 
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Earlier published in: | 
. | 
IEC 60617-12 (ed.3.0) 12-56-06 |

Description (temporary field): | 
EN | 
Dual-tone multi-frequency generator (generates 12 tone-pairs)
(e.g. General Instruments AY3-9400)
(see also symbol 12-56-05) |

| 
FR | 
Générateur à 2 tonalités ou fréquences engendrant 12 paires de tonalités
(modèle d’antériorité : General Instruments AY3-9400)
(voir également symbole 12-56-05) |

Name: | 
EN | 
Dual-tone multi-frequency generator (generates 12 tone-pairs) |

| 
FR | 
Générateur à 2 tonalités ou fréquences engendrant 12 paires de tonalités |

Alternative names: | 
EN | 
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FR | 
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Keywords: | 
EN | 
binary logic circuits; clock generators; complex function circuits; signal generators |

| 
FR | 
circuits à foctions compexes, circuits logiques binaires, générateurs de signal, générateurs de signaux d'horloge |

Form: | 
EN | 
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| 
FR | 
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Alternative forms: | 
| 
S01738 |

Applied in: | 
| 
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Applies: | 
| 
S00099, S01468, S01495, S01518, S01731 |

Application notes: | 
| 
A00269, A00317, A00356 |

Source references: | 
| 
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Published in: | 
| 
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Entered on: | 
| 
2004-05-07 |

Evaluated on: | 
| 
2004-05-07 |

Released on: | 
| 
2004-09-13 |

Rejected on: | 
| 
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Obsolete from: | 
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Proposed by: | 
| 
TC3 |

Replaces: | 
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Replaced by: | 
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Shape class: | 
| 
Characters, Rectangles |

Function class: | 
| 
G Initiating a flow |

Application class: | 
| 
Circuit diagrams, Function diagrams |

Symbol restrictions: | 
EN | 
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FR | 
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Remarks: | 
EN | 
E.g. General Instruments AY3-9400.
See also symbol S01738.
|

| 
FR | 
Modèle d’antériorité : General Instruments AY3-9400.
Voir également symbole S01738.
|

Change requests: | 
| 
C00125, C00189 |