Audacity is a free, easytouse program that you can use to record and edit audio files. Use the following instructions to save a prerecorded wav file for an auto attendant greeting that meets tpxs specifications. Tekivr can also readout texts using tts texttospeech engine. Both are logarithmic, but alaw was specifically designed to. Because the header in the audio file does not identify itself as a ccitt mu law file, the ivr system may not recognize it. It was originally designed for use in telephony and was released for use in 1972. It can also be used for fax communication over ip networks as defined in t. This sets the file to 8bit, and with the 8000 hz project sample rate, this means you have a 64 kbps bit rate. The main feature of this extension is to give wideband scalability to itu t g. The primary benefit to law encoding is that the byte 0x00 never. Published by the international telecommunications union itu, the g. So, whats the secret of using audacity to create phone prompt wav files for ancient.
I stumbled across it looking for a solution for one of my ivr clients ive had for several years thats still on a ulaw system. Click submit and download the converted audio file for upload into. How to make ccitt mulaw files for older ivr systems using. Using audacity to save wav files for audio greetings tpx support.
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