AT2004 - 4 Channel ADPCM Processor
The AT2004 is a four full-duplex channels, ADPCM processor with conferencing and echo cancellation capabilities.
It follows the G.726 ITU Standard for ADPCM compression for 40k, 32k, 24k and 16k bitrates with selectable ยต-law and Alaw input/output.
It conforms to ITU G.165/G.168 Digital Adaptive Ech
AT2004 Features
* Features
* 4 full channels of ITU G.726 ADPCM 4 full channels of ITU G.165/G.168 complia nt echo cancellation with up to 20ms echo delay Fast and robust convergence for adaptive echo canceller, even in the pres
