Voice - Data Multiplexer

SR Voice/Fax - Data multiplexer

The SR-VM voice multiplexer was replaced with the new lower-cost AVA - Audio Voice Adapter. Low bit-rate, high quality audio via RS-232 and other low speed serial links is now more economical than ever. The AVA is an economical Voice / data product. The data sheet is here.


  • 1, 2, or 4 voice channels
  • FSX, FXO and E&M interfaces
  • Toll quality voice at 7.2 Kbps
  • Group 3 9600 bps fax
  • Point to point operation
  • Use over IP networks with Etherpath option
  • Async composite up to 115.2 Kbps
  • Sync composite to 128 kbps
  • Available with 8 async data ports
  • Use over DSU, modem, ISDN, wireless links

Data Comm for Business Inc.
2949 County Road 1000 E
Dewey, Il 61840
Voice: 217-897-6600
Toll Free: 800-4-DCB-NET
Toll Free: 800-432-2638
Email: Contact Page
Web: www.dcbnet.com
Fax: 217-897-8023
All DCB web pages copyright ©1995- Data Comm for Business, All rights reserved.
EtherPath®, EtherSeries®, EtherPoll®, EtherBridge® and EtherModem® are Registered Trademarks of Data Comm for Business, Inc.