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Talk Voice 8LV
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  Talk Voice 8LV

      8-Port DSP-based Analog Interface Voice Board (TAPI)
• Hardware Features
  • Eight independent voice processing ports supporting low- to medium-density voice systems in a single PC (PCI Bus)
  • Two extra audio jacks allow voice monitoring and auxiliary audio input
  • µ-law voice coding with selectable data rates 32 Kb/s or 64 Kb/s on a channel-by-channel basis
  • Configure multiple boards in a single PC for easy and cost-effective system expansion, capable of scaling from 8 to 40 ports
  • Caller ID detection, supports both FSK as well as DTMF
  • Full duplex voice channels for VoIP applications (Rev. C1 or after with proper driver)
  • Bundled with TAPI and wave drivers for Windows 2000, 2003 and Windows XP, Windows Server 2008, Windows 7
  • Optional CT32 voice and fax development kit for Windows 2000 and Windows XP, Windows Server 2008, Windows 7
  • Support LC Drop/Polarity Reversal detection
  • Detailed call progress monitoring & analysis (With Diag32 setting tools)

• Applications
  • Interactive Voice Response (IVR)
  • Automatic Call Distribution (ACD)
  • Unified Messaging System (UMS)
  • Unified Communication (UC)
  • TAPI-compliant AA, VM and Recording applications (Many available, consult your dealers for details)
  • Voice and Fax applications Development

• Technical Description
  • Configuration
    The Talk Voice 8LV provides eight telephone line interface circuits for direct connection to analog loop start lines.
    Multiple Talk Voice boards can be installed in a single PC chassis enabling port expansion up to 40 ports per system.
  • Network Interface
    The Talk Voice 8LV supports powerful call progress analysis, provides parameters programmable for country-specific regulation ,enhanced DTMF detection & cut-through, and PABX-specific tones detection. Quality voice recording in ADPCM, PCM or WAV formats.
  • Open Architecture
    The Talk Voice 8LV boards share a common driver architecture with other Talk Voice boards, offering
    Users and developers both, maximum flexibility and scalability. All Talk Voice products support
    Standard TAPI and wave drivers for Windows 2000, 2003 and Windows XP, Windows Server 2008, Windows 7.
    A CT32 voice and fax development kit is available for application developers.
• Product Specifications
  • General
    Number of ports: 8 (8LV)
    Max. boards per system: 5
    Digital signal processor: TI TMS 320VC5402 @100 MIPS
  • Host Interface
    Electrical: Rev. 2.1 of PCI bus specification
    Bus speed: 33 MHz Maximum
    Shared memory: 256 KB dual port static memory
    Address and interrupts configured automatically by PnP BIOS or PnP OS
    Board ID: Rotary switch to uniquely identify each board
  • Telephone Interface
    Line interface: Loop-start
    Connectors: Two RJ-14 Jacks
    Return loss: 20 dB min (300 to 3300 Hz at 600 Ohms impedance)
    Caller ID: International Caller ID capability via on-hook audio path
  • Audio Signal and Interface
    Audio I/O jacks: 3.5mm audio in & out jacks
    Automatic gain control (AGC)
    Silence detection: programmable (nominal: -44 dBm)
    Call progress monitoring: standard and custom frequency based
  • Audio Encoding
    Sample rate: 8KHz
    32 Kbps OKI ADPCM
    64 Kbps µ-law PCM
    64 Kbps windows 8-bit PCM
  • DTMF Tone Detection
    DTMF digits: 0 to 9, *, #, A,B, C & D
    Dynamic range: -36 dBm to -3 dBm per tone
    Tone duration: 40 ms (minimum)
    Acceptable twist: 10 dB
  • Tone Dialing
    Transmit level: normal at -6.0dBm (high), -8.0dBm (low), parameters programmable
    Frequency variation: < 1%
  • Bundled Drivers and Software
    Bundled with EasyTAPI TAPI and wave drivers for Windows 2000 and Windows XP, Windows Server 2008, Windows 7
    Optional CT32 voice and fax development kit for Windows 2000 and Windows XP, Windows Server 2008, Windows 7
  • Software Compatibility
    Microsoft TAPI and wave driver compliant applications 3 -party applications based on CT32 voice and fax development kit (Consulting Service will be charged)
  • Power Requirements
    +5.0V @ 1.0 A
    +12V  @ 200 mA
    - 12V  @ 200 mA
  • Size
    312mm (L) x 107mm (H); 12.283" (L) x 4.2" (H)
  • Certification
    Telephone network: FCC Part 68
    EMI: FCC Part 15, Class B
    BSMI / TAIWAN
  • Environment
    Operating temperature: 0 to 50 C (32 to 122 F)
    Storage temperature: -20 to 65 C (4 to 149 F)
    Humidity: 10 to 80%, non-condensing
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