VoIP-PRI/BRI/FXS,FXO,E&M/GSM universal board

- universal board VoIP-PRI/BRI/FXS,FXO,E&M/GSM
- based on project Astfin and uClinux
- expansion modules used
- Asterisk SW v 1.4x


Description

        Hardware

            - BLACKFIN processor BF527 600MHz
            - 64MB RAM
            - 128MB NAND Flash
            - 8MB DATA Flash
            - optional SD card
            - power supply: 230V/50Hz or DC 48V
            - dimensions: 160x233x27mm (height depends on used modules)

        Interfaces

          A variant (base board) - 8 analog modules

               - 0 to 32 analog FXS interfaces
               - 0 to 16 analog FXO interfaces
               - 0 to 6 E&M interfaces
               - 0 to 4 BRI interfaces S0 TE/NT with optional power supply 48V
               - 0-1xE1
               - 1xUSB OTG
               - 2xEthernet 10/100BT
               - 1xRS232 console
               - 0 to 12 GSM
             

          B variant (base board + extension board) - 16 analog modules

               - 0 to 64 analog FXS interfaces
               - 0 to 32 analog FXO interfaces
               - 0 to 12 E&M interfaces
               - 0 to 8 BRI interfaces S0 TE/NT with optional power supply 48V
               - 0-1xE1
               - 1xUSB OTG
               - 1-2xEthernet 10/100BT
               - 1xRS232 console
               - 0 to 12 GSM

- product code:
ITX49502 Voice & Data Router BA

Measurements
*   approximate measuring data
** real data depend on various configurations, used features, codecs 

SW Echo canceller	G.711	G.729
0 ms (without echo canceller)	24 calls	15 calls
4 ms	16 calls	13 calls
8 ms	14 calls	11 calls
16 ms	12 calls	9 calls
32 ms	10 calls

SW echo canceller	G.711	G.729
0 ms (without echo canceller)	18 calls	12 calls
4 ms	12 calls	8 calls
16 ms	8 calls	7 calls