CHD ELEKTROSERVIS
  DESCRIPTION
  INSTALLATION
  DEMOS
  DOCUMENTATION & SUPPORT

TR808-M: Roland TR-808 MIDI Interface


DESCRIPTION ^^^^^

New version (3.2) available !

The TR-808 MIDI retrofit enables your Roland TR-808 to be synchronized with other MIDI devices and work like polyphonic velocity sensitive MIDI drum expander. More over all original features of the TR-808 are not changed.

Features:

  • Functions of sequencer and triggering method of instruments of TR-808 are controlled via MIDI Program Change commands
  • Program map can be fully defined by user:
     - Sequencer of TR-808 can be synchronized by internal tempo generator or by MIDI clock.
     - Start / Stop (transport functions) can be controlled by panel button or by "Start", "Stop" and "Continue" MIDI transport commands or both ways simultaneously.
     - Tone generators of TR-808 can be triggered with internal sequencer, with MIDI notes or both ways simultaneously.
  • Response of tone generators to "Velocity" of Note-On MIDI commands is fully dynamic.
  • 121 MIDI notes (0 to 120) are acceptable. It can be assigned to each of them independently:
     - any of TR-808 tone generator (or none generator)
     - basic signal level and dynamic range (resolution up to 126 steps) of assigned tone generator
  • CM/GM/GS/XG drum map is factory predefined.
  • Number of MIDI channel for MIDI commands receiving is programmable by user, channel 10 is factory predefined.
  • MIDI interface can be turned off, TR-808 then works exactly as without installed interface - DIN-SYNC In/Out control stays fully functional.
  • Easy and non-destructive installation into TR-808.

 It offers features never before available on any MIDI interface for TR-808.

Default drum-map
(can be changed by user)

Connection of retrofitted instrument to MIDI system

 

INSTALLATION ^^^^^

Installation of all MIDI interface parts is very easy and non-destructive - it is not necessary to drill any holes in the vintage instrument. All changes can be replaced without visible changes. The optical appearance of the TR-808 remains the same after the installation and it is possible to remove the interface at any time.

The TR-808 kit package contains:

  1. MIDI Interface main board (MAIN) including the material (self-adhesive supports)
  2. Synchronization terminals board (SYNC IN / OUT) including the material and cables (screws, washers and plastic stripes)
  3. Flat 20-core cable with the connector and indication LED (for connection to TR-808's board)
  4. Ground cable with insulating capacitor
  5. Special MIDI cable - reduction
  6. CD-ROM with user and installation manuals and support software

 

 

DEMOS ^^^^^

Examples of sound with velocity using :

Demo 1 MP3 1110 kB
Demo 2 MP3 1307 kB

DOCUMENTATION & SUPPORT ^^^^^

Installation manual PDF 3398 kB
User manual PDF 570 kB
System Exclusive communication PDF 310 kB
SysEx Msg generator ZIP 853 kB
Programming files (factory reset) ZIP 1 kB

^^^^^

| DESCRIPTION | INSTALLATION | DEMOS | DOCUMENTATION & SUPPORT |

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Last update: 15.10.2009, Copyright © 1999-2009 CHD Elektroservis     Optimized for 1280x960