CMX644A modem equivalent, v.22 and bell 212a modem.
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* V.22/Bell 212A Compatible Modem Integrated DTMF Encoder Call Progress/Accurate Answer Tone Detection Line Reversal and Ringing Detecto.
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* Telephone Telemetry Systems Remote Utility Meter Reading Security Systems/Cash Termi.
The CMX644A V.22 modem is intended for use in any telephone based information and telemetry system with low power requirements. Using V .22 signalling, fast call set up times and robust error resistant transmission can be implemented by efficient lo.
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