Instruction manual
TECHNICAL SPECIFICATIONS
Port Specifications (Contd)
VOICE TERMINAL PORTS (Contd)
STATION TYPE
CIRCUIT PACK SPECIFICATIONS
MET Sets
MET Line
(Hybrid) (TN735)
● 3-Pair Interface
1-Voice pair
2-Control pairs
● Analog Voice, Digital Control/Signaling
● Power: Phantom Power Over Data Pairs
● Bipolar Signaling With 0 V dc Offset
● 1 MHz Nominal Signaling Rate
● Loop Range: 1000 feet
(In-Building service only)
MERLIN®
ATL Line
System Sets
(ZTN79)
● 3-Pair Interface
7300H Series) (TN762B)
1-Voice pair
Hybrid)
1-Control pair
1-Power pair
● Analog Voice, Digital Control/Signaling
● Bipolar non-return to zero Iine-coding
● 40 kHz Nominal signaling rate
● Loop Range: 2000 feet
● In-Building and In-Range Out-of-Building
(IROB) services only (Local power required
when distance is greater than 1000 feet)
5-15