Meridian America 21 Manual De Usuario
3
Application
The line card interfaces and is compatible with the equipment
in
Table 1.
Table 1
Line card application and compatibility
Equipment
Specifications
NE-500 type rotary dial
sets (or equivalent)
Dial Speed
8.0
to 12.5 pps
Percent Break
58
to 70%
Interdigital Time
240 ms
NE-2500 type
sets
(or equivalent)
Frequency Accuracy
1.5%
Pulse Duration
40
ms
Interdigital Time
40
ms
12.5 digits/s
Analog message waiting line card description
553-3001-l 63