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关 键 词：TLE-A-01电话线路模似
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发布时间：2011-05-07
The Telephone Line Emulator (TLE) employs a cost-effective design, that is less than half the price of comparable test equipment. Features: Two simultaneous independent calls Fully balanced battery feed Sinusoidal ring generation Audio line monitoring Calling party control Flash hook recognition Precise call progress tones (dial tone, busy, reorder, ringback) Audio messaging Phone Lines The TLE offers 4 loop start lines with up to 3 programmable phone numbers. Each line is independently programmable for: 4-port or twin 2-port modes Attenuation Call progress tones frequency, cadence, and signal level Call timings DC signaling Dial tone & stutter dial tone Dial up test tones Forced disconnect Line impedance Line reversal Loop current Network delay On/Off/Flash hook timing Ring frequency and cadence Ringing voltage Test tone frequencies and amplitudes Caller ID The TLE includes caller ID for identification of calling party''s phone number with spontaneous call waiting ID (SCWID) and disposition. Programmable names (CID) Type I (SDMF/MDMF) Type II (SCWID/CIDCW) Visual message waiting CLASS Call waiting tone & operation Distinctive call waiting Speed dialing Three-way calling PBX Features The TLE emulates basic PBX functions including: Call transfer Call hold Conference calling Hunt group operation "9" access to outside line Package Contents: TLE-A-01 Power Cord
