Description
The QFXSA plug-in card is designed for the Loop-AM3440-A-CGA and Loop-AM3440-D-CGD series. It allows voice frequency interfaces to be multiplexed as a 64 kbps DS0 signal onto a digital network. QFXSA provides connections to four telephones and it also provides user programmable A-law or mu-law coding. Most popular signaling conventions are supported, including PLAR (Private Line Automatic Ring down).
Features
- 4 telephone connections
- PLAR supported
- Loop Start and Ground Start (manufacturing option)
- Metering Pulse support 12KHz/16KHz (manufacturing option)
- ANSI or ETSI (manufacturing option)
- Signaling Bit A, B, C, D (manufacturing option)
- User programmable A-law or Mu-law coding
- User programmable gain adjustment
- User programmable balance 600/900 ohm impedance
- Most signaling conventions supported
- Battery reverse supported
.jpg)
