There was a download of MF TeleType 3.0 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. We recommend checking the downloaded files with any free antivirus. The program lies within Multimedia Tools, more precisely Codecs. Commonly, this program's installer has the following filename: MFteletype.exe. This free tool was originally developed by Norbert Pieper. The following version: 3.0 is the most frequently downloaded one by the program users.
From the developer:
It is an easy to use ham radio chat program for extra reliable text transmissions over long distance. It is a Soundcard based audio data Modem which does encode / decode TeleType signals based on the well known and very reliable DTMF (dual-tone, multi-frequency) system. The DTMF (dual-tone, multi-frequency) system is also referred to as tone dialling used in millions of touch tone phones.
You may want to check out more software, such as Canon MF Toolbox, MFTeleType or The Magic Fireplace Screensaver, which might be related to MF TeleType.