Topfield creates Personal Video Recorders (PVR), which can be used to receive and record digital television channels. Also music (MP3) can be listened with Topfield products. Topfield features can be enhanced and corrected with TAPs (Topfield Application Programs). It is for example possible to watch digital camera images (e.g. jpg) and timers can be created automatically by search words using TAPs. It is also possible to correct bugs with 3rd party patches. This site lists all TAPs and patches developed for Topfield.
Computer Software