This retrofit kit for the Roland TR-808 adds the following MIDI control:

For incoming MIDI:
Any MIDI channel can be selected (default 10)
MIDI clock / stop / start
Sounds - any sound can be mapped to any MIDI note number (defaults 36-46)
Velocity control of note volume (default)
Alternatively notes can be played accented or unaccented according to velocity

For outgoing MIDI:
Any MIDI channel can be selected (default 10)
MIDI clock / stop / start
Sounds generate MIDI notes according to the mapping table (defaults 36-46)
Notes generated are given velocity 64 or 127 for unaccented and accented notes respectively

Hardware:
MIDI In, Out & Thru sockets
Push button (for programming the MIDI setup)
Setups are stored in non-volatile memory (Eeprom)

The kit comprises the following items:
Circuit board - fits in the base of the TR-808
Small pack - contains DIN sockets and mounting hardware
Large pack - contains cable assemblies
User instructions - How to change from default settings and general instructions
Fitting instructions - step by step fitting guide plus diagrams of where to connect what

All kits are fully checked and tested before despatch

Note: Our retrofit kits are not intended for installation by the end user. They should always be fitted by an experienced synth engineer.