File extension Details of DM, DEWF, DSM, DWD, DSF, DCF, DSP, DCT, DMF

Name:	DM
File Type:	DRM Delivery Message
Popularity:	3
Category:	audio
File Description:	Media file (typically audio) that has been encoded with DRM (Digital Rights Management) copy-protection; used by some cell phones for ringtones and other media clips. DM files are created by the DRM Packager Tool for Sony Ericsson phones; they can only be opened using an authorized cell phone.
Open Programs:	Windows Sony Ericsson DRM Packager

Name:	DEWF
File Type:	SoundEdit Recorded Instrument
Popularity:	3
Category:	audio
File Description:	Audio file format used to record audio samples for playing back instrument sounds in the Macintosh Sound Cap and SoundEdit programs.
Open Programs:	Mac OS MacNifty Sound Cap Macromedia SoundEdit

Name:	DSM
File Type:	Digital Sound Module
Popularity:	3
Category:	audio
File Description:	Tracker module format used by digital audio tracking programs; includes multiple tracks with notes that compose a musical score; notes are linked to sound samples, which are also included in the file.
Open Programs:	Mac OS CocoModX Windows MODPlug Player Media Player Classic (MPC) Nullsoft Winamp Linux XMMS

Name:	DWD
File Type:	DiamondWare Digital Audio File
Popularity:	3
Category:	audio
File Description:	Digitized audio format used by Diamondware software; used for computer-based telephone communication
Open Programs:	Windows Diamondware Wi-Fone

Name:	DSF
File Type:	Delusion Digital Sound File
Popularity:	3
Category:	audio
File Description:	Digital audio sample used to create sounds for .DMF tracker modules
Open Programs:	Windows DeliPlayer StormSky RainbowPlayer MODPlug Tracker or Player

Name:	DCF
File Type:	DRM Content Format File
Popularity:	3
Category:	audio
File Description:	Media file encoded with DRM (Digital Rights Management) copy-protection; used by some cell phones for saving protected ringtones, pictures, videos, and other media clips; similar to a .DM file, but the rights object, which allows the encrypted data to be played back, is contained in a separate file. Because DCF files are saved in a protected or "locked" format, they can typically only be opened using an authorized DRM-compatible cell phone.
Open Programs:	Windows Sony Ericsson DRM Packager Memory Stick File Rescue

Name:	DSP
File Type:	Dynamic Studio Professional Module
Popularity:	3
Category:	audio
File Description:	Older type of tracker module used by the Dynamic Studio digital audio tracking program
Open Programs:	Mac OS CocoModX Windows MODPlug Player

Name:	DCT
File Type:	Dictation Audio File
Popularity:	3
Category:	audio
File Description:	Variable codec audio format designed for dictation (recording human speech); includes a dictation header and can be encrypted, which may be required by medical confidentiality laws
Open Programs:	Mac OS NCH Swift Sound Express Scribe Windows NCH Swift Sound Express Scribe

Name:	DMF
File Type:	Delusion Digital Music File
Popularity:	3
Category:	audio
File Description:	Audio tracker module based on the X-Tracker format; saved in an 8 or 16-bit mono format; may also be used to store instruments or sound samples; can be played by various tracker programs. The DMF format is comprised of several data chunks that make up the file. These include DDMF (the format identifier), INFO (file information), CMSG (song message), SEQU (sequencer order), PATT (pattern data), INST (instrument data), SMPI (sample information), SMPD (sample data), SMPJ (sample jump positions), and ENDE (end of file marker).
Open Programs:	Windows Xtracker32 DeliPlayer StormSky RainbowPlayer MODPlug Tracker MODPlug Player FMJ-Software Awave Studio

Name:	DLS
File Type:	Downloadable Sounds File
Popularity:	3
Category:	audio
File Description:	Roland GS MIDI sound set; based in the Interactive Music Architecture; contains sounds that can be played back using a MIDI input device
Open Programs:	Mac OS SimpleSynth Windows FMJ-Software Awave Studio