Country Differences
Table D-17. Singapore
|
| Singapore |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
Tone Detector |
| TN744C | TN2182 | TN748D |
|
|
|
|
|
|
|
| TN2182 | TN780 | TN756 |
| |
|
|
|
|
|
|
Call Classifier |
| TN744C | TN2182 | TN744B |
|
|
|
|
|
|
|
R2MFC Circuit |
| TN744C | TN2182 | TN744B |
|
|
|
|
|
|
|
Speech Synthesizer |
| TN725B |
|
|
|
|
|
|
|
|
|
Announcement |
| TN750C | TN750B | TN750 |
|
|
|
|
|
|
|
Auxiliary Trunk |
| TN763D | TN763C |
|
|
|
|
|
|
|
|
Analog Direct Inward Dialed (DID) Trunk |
| TN753 |
|
|
|
|
|
|
|
|
|
Analog Central Office (CO) Trunk (no |
| TN747B |
|
|
|
PPM *) |
|
|
|
|
|
|
|
|
|
|
|
Analog Central Office (CO) Trunk |
|
|
|
|
|
(w/PPM *) |
|
|
|
|
|
|
|
|
|
|
|
4 Wire Tie Trunk |
| TN760D |
|
|
|
|
|
|
|
|
|
2 Wire Tie Trunk |
|
|
|
|
|
|
|
|
|
|
|
Digital Central Office (CO)/Direct Inward |
| TN464F |
|
|
|
Dialed (DID) Trunk |
|
|
|
|
|
|
|
|
|
|
|
Digital Tie Trunk |
| TN464F | TN464E | TN464D | TN464C |
|
|
|
|
|
|
Digital Integrated Services Digital Network |
| TN464F | TN464E | TN464D | TN464C |
(ISDN) Central Office (CO) Trunk |
|
|
|
|
|
|
|
|
|
|
|
8 port Analog Line |
| TN742 |
|
|
|
|
|
|
|
|
|
16 port Analog Line |
| TN746B |
|
|
|
|
|
|
|
|
|
4 Wire Digital Line |
| TN754B |
|
|
|
|
|
|
|
|
|
2 Wire Digital Line |
|
|
|
|
|
|
|
|
|
|
|
Data Line |
| TN726B |
|
|
|
|
|
|
|
|
|
*PPM means Periodic Pulse Metering.
Table D-18. Spain and Taiwan
|
| Spain |
|
|
| Taiwan |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Tone Detector |
| TN744C | TN2182 | TN420C |
| TN744C | TN2182 | TN748D |
|
|
|
|
|
|
|
|
|
|
|
|
|
| TN2182 | TN780 |
|
| TN2182 | TN780 | TN756 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
Call Classifier |
| TN744C | TN2182 | TN744B |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
R2MFC Circuit |
| TN744C | TN2182 | TN744Bv2 |
| Not |
|
|
|
|
|
|
|
|
|
| Applicable |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
