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Sangoma 881-775 Dialogic D4PCIUFW Voice Board - PCI Express x4 RJ-11 Phone Line Interfaces
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Product Features
Technical Overview
Engineered with dual 80C186 processors running at 34.80 MHz, the D4PCIUFW delivers dedicated processing power for voice signal handling and telephony functions. This hardware architecture ensures consistent performance for voice compression, decompression, and line management tasks without burdening the host system's main CPU.
The board implements G.726 and GSM voice codecs, providing flexible compression options for optimizing voice quality and bandwidth usage in various telephony scenarios. These codecs are widely supported in telecommunication systems, ensuring compatibility with existing infrastructure and protocols.
This section brings together practical product details such as Number of Processors, Processor Model, Processor Speed, Voice Codec, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
Key Product Advantages
The D4PCIUFW Voice Board offers dedicated telephony expansion with hardware-based processing that maintains system performance. Its dual-processor design handles voice compression and line management independently, reducing load on the host system while ensuring reliable voice communication.
Hardware Voice Processing
Dual 80C186 processors provide dedicated resources for voice compression and telephony functions, ensuring consistent performance without CPU contention.
- Independent processing for voice tasks
- Reduced host system load
- Consistent telephony performance
Standard Connectivity
PCI Express host interface offers modern bus connectivity with sufficient bandwidth for multiple voice channels and telephony operations.
- PCI Express compatibility
- Sufficient bandwidth for voice channels
- Modern bus architecture
Codec Flexibility
Support for both G.726 and GSM voice codecs provides options for different compression needs and compatibility with various telephony systems.
- Multiple compression options
- Wide system compatibility
- Bandwidth optimization choices
Deployment / Use Cases
This voice board is designed for integration into telephony systems requiring additional phone line capacity or dedicated voice processing hardware. It serves as an expansion solution for PBX systems, call centers, and business communication platforms that need to support multiple analog phone lines.
Typical deployment scenarios include adding RJ-11 line interfaces to server-based telephony systems, enhancing existing communication infrastructure with dedicated voice processing, and providing hardware-based telephony expansion for applications where software-based solutions may not meet performance requirements.
PBX System Expansion
Add multiple RJ-11 phone line interfaces to PBX systems for connecting traditional analog phones or fax machines alongside digital endpoints.
Call Center Infrastructure
Provide dedicated voice processing hardware for call center environments where consistent voice quality and reliable line management are critical.
Physical Profile
The board features a compact design measuring 3.85 inches in height and 0.75 inches in width, making it suitable for installation in standard server and workstation chassis. This form factor ensures compatibility with most PCI Express slot configurations while minimizing space requirements within the host system enclosure.
- Width
- 0.75" (19.05 mm)
- Height
- 3.85" (97.79 mm)
Highlights
- Dual 80C186 processors at 34.80 MHz for dedicated voice processing
- PCI Express host interface for modern system connectivity
- RJ-11 phone line interfaces for analog telephony connections
- G.726 and GSM voice codec support for compression flexibility
- Compact form factor: 3.85" height × 0.75" width
- 3-year limited warranty for reliability assurance
- Hardware-based telephony expansion solution
- Suitable for PBX systems and call center deployments
Specifications
| Specifications | |
|---|---|
| Manufacturer | Sangoma Technologies Corporation |
| Manufacturer Part Number | 881-775 |
| Brand Name | Sangoma |
| Product Line | Dialogic |
| Product Model | D4PCIUFW |
| Product Name | Dialogic D4PCIUFW Voice Board |
| Product Type | Voice Board |
| Processor & Chipset | |
| Number of Processors | 2 |
| Processor Model | 80C186 |
| Processor Speed | 34.80 MHz |
| Management & Protocols | |
| Voice Codec | G.726,GSM |
| Interfaces/Ports | |
| Host Interface | PCI Express |
| Phone Line (RJ-11) | Yes |
| Physical Characteristics | |
| Height | 3.85" (97.79 mm) |
| Width | 0.75" (19.05 mm) |
| Warranty | |
| Limited Warranty | 3 Year |
FAQ
What type of host interface does this voice board use?
The Sangoma Dialogic D4PCIUFW Voice Board uses a PCI Express interface for connecting to compatible server or workstation motherboards. This modern bus architecture provides sufficient bandwidth for handling multiple voice channels and telephony operations without performance bottlenecks.
How many phone line interfaces does this board support?
This voice board supports RJ-11 phone line interfaces, though the exact number of simultaneous lines isn't specified in product details. The board is designed to handle multiple analog phone line connections for telephony system expansion.
What voice codecs are supported by this telephony board?
The board supports both G.726 and GSM voice codecs. These compression standards allow for flexible voice quality and bandwidth optimization in various telephony applications, ensuring compatibility with different communication systems and protocols.
What processors are used in this voice board?
The D4PCIUFW incorporates dual 80C186 processors running at 34.80 MHz. This hardware architecture provides dedicated processing power for voice compression, decompression, and line management tasks independently from the host system's main CPU.
What are the physical dimensions of this expansion card?
The board measures 3.85 inches (97.79 mm) in height and 0.75 inches (19.05 mm) in width. This compact form factor ensures compatibility with standard server and workstation chassis while providing the necessary telephony expansion capabilities.
What warranty coverage is provided with this product?
Sangoma provides a 3-year limited warranty for the Dialogic D4PCIUFW Voice Board. This warranty period offers assurance of product reliability and manufacturer support for business telephony deployments where consistent performance is essential.
| Qty | Price | Available |
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