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Old 10-06-2016, 07:43 AM   #1
Radiolocman Robot
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Default Discussion: AVR Phone Recorder & Telephony Platform. Part 1

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This project describes the implementation of a phone line audio and event recorder originally devised for monitoring technical support call center attendants for quality assurance purposes. Our initial objective was to have a device that digitizes the calls with good audio quality and sent the data to a computer for storage and later retrieval.
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Old 10-06-2016, 07:43 AM   #2
hadikolivand
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Dear Sir

In this shematic the connection of Pin 1 and 2 of PC817 must be swap !!
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