T1 E1 and DS3 Echo Cancellers & Voice Quality Enhancement (VQE)

GLWC Part No. Description

VAL-VCL-EC-1252-QUAD-T1

A cost effective T1 echo canceller solution in 19 inch, 6U high chassis (accomodates up to 32, T1 echo cancellers per shelf). Echo cancellation on each channel is 64ms. bi-directional / 128ms. uni-directional echo tail.

VAL-VCL-EC-1295-T1

T1 Echo Canceller is a compact, robust and cost effective T1 echo canceller solution in 19 inch, 3U high chassis (accomodates up to 10, T1 echo cancellers per shelf). Echo cancellation on each channel is 64ms Bi-directional and 128ms. Uni-Directional echo tails - user selectable.

VAL-VCL-EC-1U-T1-AC

T1 Echo Canceller is a compact, robust and cost effective T1 echo canceller solution in 19 inch, 1U high (44mm height) chassis (accomodates 1, T1 echo canceller with telnet, per chassis). Echo cancellation on each channel is 64ms Bi-Directional / 128ms. Uni-Directional echo tails - user selectable.

VAL-VCL-EC-1U-T1-DC

T1 Echo Canceller is a compact, robust and cost effective T1 echo canceller solution in 19 inch, 1U high (44mm height) chassis (accomodates 1, T1 echo canceller with telnet, per chassis). Echo cancellation on each channel is 64ms Bi-Directional / 128ms. Uni-Directional echo tails - user selectable.

VAL-VCL-EC-DS3

The industry's most compact DS3 Voice Quality Enhancement (VQE) echo canceller solution in a 19-inch, 3U (133mm height) chassis, with echo tail-displacement (echo tail off-set) feature which is user programmable from 0 ms. to 896 ms. Echo cancellation on each channel is 128 ms. Bi-directional (near-end and far-end). The DS3 VQE and echo canceller solution offers a unique, user definable echo-tail displacement feature which may be programmed by the user, between 0 ms. to 896 ms. on the return path to cancel echotails, both at the near-end and the far-end, even in the most demanding network conditions.

VAL-VCL-EC-T1-8

The industry's most compact 8, T1 echo canceller with voice quality enhancement (VQE) solution in a 19-inch, 1U (44mm height) chassis, with echo-tail displacement feature which is user programmable from 0ms. to 896ms. Echo cancellation on each channel is 128ms. bi-directional. The 8, T1 echo canceller solution offers a unique, user definable echo-tail displacement feature which may be programmed by the user, between 0ms. to 896ms. on the return path to cancel echo-tails, both at the near-end and the far-end, in the most demanding network conditions