Description
Loop Telecom’s QFXOA plug-in card is designed for the Loop-AM3440. It allows voice frequency interfaces to be multiplexed as a 64 Kbps DS0 signal onto a digital network. QFXOA provides four voice connections to central office or PBX and it provides user programmable A-law or m-law coding. The QFXOA supports signaling and voice tests, including Off-hook test, ring test, battery reverse test, and tip open test.
Features
- 4 central office or PBX line connections for QFXO
- Loop start or ground start (manufacturing option)
- A, B, C, D signaling bits per-port configurable
- User programmable A-law or Mu-law coding
- Gain adjustment per-port configurable
- User programmable balance 600/900 ohm impedance
- Diagnostic Test
- Status Monitoring
- Battery reverse supported
