SHD-30/60C-CT/PCI type voice card is a digital intermediate line voice card using PCI bus. This series of voice cards can realize most of the functions required for telephone voice processing systems using E1/T1 digital intermediate lines.
The SHD-30/60C-CT/PCI digital voice card is a PCI‑bus card that provides E1/T1 digital trunk interfaces for telephone voice processing. It supports Chinese 1# and 7# signaling, ISDN, fax resources, and a range of audio codecs. The card includes built‑in lightning protection, a unique hardware serial number, and a programmable signal detector.
The manual includes a functional overview, installation instructions with wiring diagrams, hardware block diagrams, and a detailed list of technical parameters such as dimensions, power consumption, and supported interfaces. Appendices provide additional technical data and contact information for support. This manual is written in Chinese.
| Dimensions (L×W) | 310 mm × 115 mm (excluding mounting plate) |
|---|---|
| Weight | ≈250 g |
| Operating Temperature | 0 °C – 55 °C |
| Storage Temperature | -20 °C – 85 °C |
| Maximum Power Consumption | ≤ 8 W |
| Maximum Fax Rate per Line | 14 400 bps |
| Maximum Number of Fax Resources | 32 lines |
| Maximum Channels per Card | 60 channels |
| Maximum System Capacity | 8 cards simultaneously |
The card can support up to 32 fax lines, each with a maximum transmission rate of 14 400 bps.
The card consumes no more than 8 W of power.
In 75 Ω E1 mode, with the PC grounded, the receive‑ground jumper should be open and the transmit‑ground jumper should be closed (default configuration).