Description
Features
- High-density, Reliable Design
- Reverse Polarity Billing Signal
- Customizable 30 User Interfaces
- Modular Subscriber Design
- Multi-Service Access
- Space-saving 1U 19 in (48.26 cm) Chassis
Technical Specifications
| Product Type | Multiplexed PCM |
| Physical Interface | BNC for 75 Ω |
| Frequency Range | 300 Hz to 3400 Hz |
| Data Interface | RS 232 |
| Asynchronous Data Interface | RJ 11 |
| Ethernet Interface | Ethernet RJ 45 |
| Power Supply Input | -48 V (±20%) or 220 V AC |
| Power Supply Output: | ±5 V (±5%) Bell current 75 V AC |
| Power Consumption | ≦7 W (full capacity) |
| Synchronous Data Interface | RS 232 or X.21 or E1A 530 or V.35 |
| Speed | N x 64 Kbps N=1.31 |
| Clocking Method | System clock or Interface clock |
| Return Loss | not less than 20 dB |