AT&T AT&T manual Port Specifications Contd Voice Terminal Ports Contd

Models: AT&T

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Port Specifications (Contd)

VOICE TERMINAL PORTS (Contd)

STATION TYPE

CIRCUIT PACK

 

SPECIFICATIONS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MET Sets

MET

Line

3-Pair

Interface

 

 

(Hybrid)

(TN735)

 

 

 

l-Voice pair

 

 

 

 

 

 

 

 

 

 

 

 

2-Control pairs

 

 

 

 

 

Analog

Voice, Digital

 

 

 

 

Control/Signaling

 

 

 

 

 

Power: Phantom

Power Over Data

 

 

 

Pairs

 

 

 

 

 

 

 

Bipolar

Signaling With O V de Offset

 

 

 

1

MHz

Nominal Signaling

Rate

 

 

 

Loop Range:

1000

feet

 

 

 

 

(In-Building service only)

 

 

 

 

 

 

 

 

 

 

MERLIN® Sets

ATL

Line

3-Pair

Interface

 

 

(7300H Series)

(ZTN79)

 

 

 

l-Voice pair

 

 

(Hybrid)

 

 

 

 

 

 

 

 

l-Control

pair

 

 

 

 

 

 

 

 

 

 

 

 

l-Power pair

 

 

 

 

 

Analog

Voice, Digital

 

 

 

 

Control/Signaling

 

 

 

 

 

Bipolar

non-return to zero line-coding

 

 

 

40

kHz

Nominal

signaling

rate

 

 

 

Loop Range:

1000

feet

 

 

 

 

In-Building

and In-Range

Out-of-

 

 

 

Building (IROB)

services only

 

 

 

 

 

 

 

 

 

5-13

Page 410
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AT&T AT&T manual Port Specifications Contd Voice Terminal Ports Contd, Station Type Circuit Pack Specifications