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Echo Cancellation module for Digital Cards for Dual Span Digital cards
The VPMADT032 is a 128ms per-channel echo cancellation module for use with Digium telephony interface cards.
The TE210P supports E1, T1, and J1 environments and is selectable on a per-card or per-port basis. This feature enables signaling translation between E1, T1, J1 equipment and allows inexpensive T1/J1 channel banks to connect with E1 circuits. Because the TE210P improves I/O speed by up to 10 times, the result is reduced CPU usage and increased card...
The Wildcard TE122 is a high-performance, cost effective digital telephony interface card with the power to create a seamless network, interconnecting traditional telephony systems with emerging Voice over IP technologies.
The Digium TE407P and TE412P are the next generation of Digium hardware that offer on-board Octasic echo cancellation, each compatible with a 5.0- volt and 3.3-volt slot respectively. Echo cancellation is supported for four full T1s or J1s (96 channels), or E1s (124 channels) to eliminate echo and improve voice quality in situations where software echo...
Digium Wildcard B410P 4 Port BRI ISDN Interface Card Asterisk PBX
OpenVox D410P is the worldwide affordable quad port T1/E1/J1 card and delivers the great voice quality over telephony systems. It supports up to 120 voice calls or 8.192 Mbps of full–duplex data throughput over four T1, E1, or J1 lines • Four T1/E1/J1 ports with PCI interface for high performance voice and data applications • Up to 120 Simultaneous voice...
Quasar is an 8-channel E1 interface card, developed for use in PC PCI/PCIe slots within the professional CPCI platforms. The card provides simultaneous 256-voice channel processing and channel cross switching without CPU loading. The primary application is to attach the Asterisk software PBX to E1 channels.
Features4 E1 channelsPCI express interfaceEmbedded TDM switchPCIe card form factorLinux Asterisk driverLinux configuration utilityWork with any DAHDI-compatible PBXAsterisk, CallWeaver, Yate, FreeSwitch
Features8 E1 channelsPCI express interfaceEmbedded TDM switchPCIe card form factorLinux Asterisk driverLinux configuration utilityWork with any DAHDI-compatible PBXAsterisk, CallWeaver, Yate, FreeSwitch
Features1 E1 portPCI interfaceEmbedded TDM switchDMA data transferZaptel (dahdi) optimized structure of PCI framesLinux Asterisk driverLinux configuration utilityWork with any DAHDI-compatible PBXAsterisk, CallWeaver, Yate, FreeSwitch