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Country Differences
D-10 Issue 1 September 1995
Table D-10. Hungary
*
PPM means Periodic Pulse Metering.
Hungary
Tone Detector TN744C TN2182 TN748D TN748C
Tone-Clock TN2182 TN780 TN756
Call Classifier TN744C TN2182 TN744B
R2MFC Circuit TN744C TN2182 TN744B
Speech Synthesizer TN725B
Announcement TN750C TN750B
Auxiliary Trunk TN763D
Analog Direct Inward Dialed (DID) Trunk TN753
Analog Central Office (CO) Trunk (no PPM *) TN747B
Analog Central Office Trunk (w/PPM *) TN465C TN465B
4 Wire Tie Trunk TN760D
2 Wire Tie Trunk TN2140B
Digital Central Office (CO)/Direct Inward
Dialed (DID) Trunk
TN464F TN464E TN464D
Digital Tie Trunk TN464F TN464E TN464D
Digital Integrated Services Digital Network
(ISDN) Central Office (CO) Trunk
Not
Applicable
8 port Analog Line TN742
16 port Analog Line TN746B
4 Wire Digital Line TN754B
2 Wire Digital Line TN2181 TN2136
Data Line TN726B
Table D-11. Italy
Italy
Tone Detector TN744C TN2182 TN420C
Tone-Clock TN2182 TN780 TN419B
Call Classifier TN744C TN2182 TN744B
R2MFC Circuit Not
Applicable
Speech Synthesizer TN433
Announcement TN750C TN750B