Roland OP-8
Encyclopedia
The Roland OP-8 interface was designed to control Roland polyphonic synthesizers that were equipped with a DCB (Digital Control Bus
) interface via the Roland MC-4 Microcomposer
..
The OP-8 and synthesizer were connected together usin a DCB cable. The OP-8 and MC-4 Microcomposer were then patched together using patchcords via each of their patchbays..
The transpose control on the OP-8 was able to transpose the synthesizer up or down by one octave..
The Jupiter 8 needed minor changes in its circuit for setting up with the OP-8. This work was carried out by Roland..
When using the OP-8 with a Roland Juno 60 the connection and operation were extremely easy, as only the CV and gate input jacks, and the transpose switch were relevant..
Digital Control Bus
DCB was a proprietary data interchange interface by Roland Corporation, developed in 1981 and introduced in 1982 in their Roland Juno-60 and Roland Jupiter-8 products...
) interface via the Roland MC-4 Microcomposer
Roland MC-4 Microcomposer
The Roland MC-4 Microcomposer was an early microprocessor-based music sequencer released by the Roland Corporation. It could be programmed using the ten key numeric keyboard or a synthesizer keyboard using the keyboards control voltage and gate outputs...
..
The OP-8 and synthesizer were connected together usin a DCB cable. The OP-8 and MC-4 Microcomposer were then patched together using patchcords via each of their patchbays..
The transpose control on the OP-8 was able to transpose the synthesizer up or down by one octave..
DCB Equipped Synthesizers
- Roland Jupiter 8
The Jupiter 8 needed minor changes in its circuit for setting up with the OP-8. This work was carried out by Roland..
- Roland Juno 60
When using the OP-8 with a Roland Juno 60 the connection and operation were extremely easy, as only the CV and gate input jacks, and the transpose switch were relevant..