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Play/Record sound with a voice modem
http://gtro.com/delphi/wave_e.php
This article covers a very simple way to play and record sound to and from a voice modem wave device. Sound is recorded digitally by sampling the audio signal (waveform) many times per second; commonly 8000, 11050, 22100, 44100, or 48000 times per second. This is described as a sampling rate of 8, 11.05, 22.1, 44.1, or 48 kilohertz (kHz).
Record Audio from Modem Using TAPI3
https://microsoft.public.win32.programmer.tapi.narkive.com/rQKQZMzY/record-audio-from-modem-using-tapi3
I am trying to record audio from the phone line with a voice modem using C# and TAPI. When I run the code at the end of this post, a wav file of zero byte length is created but as soon as I close the terminal the file gets deleted. I think I am headed in the right direction, and am just missing one critical thing. Any and all help is appreciated.
Connecting Arduino to a 56k voice modem and recording audio.
https://forum.arduino.cc/t/connecting-arduino-to-a-56k-voice-modem-and-recording-audio/520331
When you switch to voice mode and issue the voice receive command, the modem's internal ADC samples the audio data on the selected input (phone line or microphone input jack) and sends on the serial line the raw digital audio data encoded in G.721, GSM or IMA ADPCM format. It is designed to work with a serial port.
Recording Audio from a Modem - Old Skool Phreaking ...
http://www.binrev.com/forums/index.php?/forums/topic/40368-recording-audio-from-a-modem/
Usually it just takes the "speaker" audio from the modem and pipes it into a AC97 like sound channel. Maybe what you can do is figure out how to tap into your OS's "Sound Mixer" and record that audio line. Then just load up hyperterm and type "ATH1" when you're ready to record. When you're finished, type in "ATH0" and stop the recording.
Sound Recorder Plus - Free download and software …
https://download.cnet.com/Sound-Recorder-Plus/3000-2168_4-75212651.html
Download Sound Recorder Plus for Windows to record a sound for unlimited recording time or size under Windows PC. ... internet, flash, games, voice modem, or phone calls using any sound card or ...
Online Voice Recorder - Record Voice from the Microphone
https://online-voice-recorder.com/
Online Voice Recorder. Our Voice Recorder is a convenient and simple online tool that can be used right in your browser. It allows you to record your voice using a …
What is a Voice Modem
https://modemsite.com/56k/voice.asp
Most modems can be classified with these characteristics: Voice generally means that the modem is capable, with appropriate software, of supporting telephone answering machine functions: the modem can 'record' and 'play' to the Windows wave device. The answering machine software will also use the sound card on the machine to play and record.
Connect your Modem to Record Phone Calls Automatically
http://www.voicecallcentral.com/connect.htm
An advanced, yet simple-to-use software answering machine for your voice modem. Call monitoring and logging, Caller ID with pop-ups and voice alerts, white and black lists, customizable and personalized greetings, conversation recording, remote access to messages, voice mail, and more.
how to send voice from microphone or play recorded …
https://stackoverflow.com/questions/17446574/how-to-send-voice-from-microphone-or-play-recorded-audio-from-hsdpa-dongle-c-sha
When I answer to the call the COM12 port reader reads some thing when I convert what itreads to string It is like this "\r\n^ORIG:1,0\r\n\r\n^CONF:1\r\n\r\n^CONN:1,0\r\n\r\n^CEND:1,8,104,16\r\n" I think that this is the second port that dongle use to send and receive voice data.Can anyone tell me how to get …
Voice modem command to play a sound file - General Modem ...
https://www.tek-tips.com/viewthread.cfm?qid=506758
Pratheesh. RE: Voice modem command to play a sound file. pansophic (MIS) 23 Mar 03 23:28. I believe that you must send the WAV file through the WAV device associated with the modem. Modems typically take a 2, 3 or 4 bit sample at 7200Hz. This is significantly different than your WAV file's configuration. In theory, once you have set +VTX to the ...
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