Guitar Synths ⇝ Roland ⇝ Roland GR-77B

The GR-77B is a bass guitar synthesizer based on the Roland JX-8P synth engine. It is controlled using a MIDI bass with a 24-pin cable and can be edited using a PG-800 programmer. The guitar version is the GR-700.

Specifications

Year Released: 1985

Preset Patches: 32

User Patches: 32

Screen: 4-character 7-segment LED display

Power Consumption: 27 watts

Weight: 12 kg

Dimensions: 690 mm x 375 mm x 155 mm

User Demo Videos

Rating

File Downloads

Roland GR-77B Manual

Roland GR-77B Service Notes

Items for Sale on Reverb

Roland M-16C , GR-77B Sample Sound ,Memory cartridge ($135.69)

Roland Alpha Juno 2 DDR-30 GR-700 GR-77B JX-8P JX-10 MKS-20 MKS-30 MKS-70 MKS-80 TR-707 TR-727 TR-909 RAM Memory Cartridge M-64C M-16C ($271.27)