
             New sound board from MediaTrix Peripherals Inc


AudioTrix Pro is a new sound card based on Yamaha's OPL4 synthesizer
chip and Crystal's CS4231 Codec. With these two chips it's compatible
with Windows Sound System, FM (OPL3 & OPL2) and General Midi. Additional
hardware provides compatibility with Sound Blaster and MPU-401.

Here's a short specification for the card
-----------------------------------------

Yamaha OPL4:
        - Compatible with OPL3 and OPL2
        - 24 simultaneous voices with 16 pan levels
        - sampling frequency is 44.1 kHz
        - waveform data length is 8-, 12-, or 16-bit
        - 2MB ROM General MIDI voice bank including 128 melodic sound
          and 47 percussive sounds
        - MPU-401 compatible interface

CS4231 Codec by Crystal:
        - stereo 16-bit audio record/playback
        - Hardware ADPCM compression and decompression (4:1)
        - 16 byte FIFOs for on record and playback channels
        - hardware timers
        - sigma-delta A/D-D/A 16-bit converter

Output:
        - Stereophonic output with software volume controls
        - Power amplifier of 4 wats per channel at 4 ohms

Input:
        - External line-in for recording from CDs, audio tapes etc.
        - Microphone input (dynamic and electret supported)

Game/MIDI port:
        - MIDI input and output for any external MIDI device (requires
          an adapter cable)
        - IBM standard game port

Expansion upgrade:
        - Effects processor
        - Karaoke voice processor
        - RAM daughterboard (2MB OPL4 addressable memory)
        - SCSI and other CD-ROM interfaces

Software:
        - Lots of software for both Windows and MS-DOS


Price:
        Around 250 USD


To contact MediaTrix:
---------------------

Phone:  (819) 829-TRIX (829-8749)
FAX:    (819) 829-5100

Mail:
        MediaTrix Peripherals Inc
        4229 Garlock Street
        Sherbrooke, Quebec
        Canada J1L 2C8

