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Retro Synth Ads: Roland GR-500 Guitar Synthesizer "Each string is an orchestra" ad, International Musician 1978
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Roland GR-500 w/ extremely RARE FC-50 foot controller & System-100 Model 102 Expander — www.gearzley.com
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1977 Roland GS-500 Guitar Synthesizer Sunburst & GR-500 Synth Module - musical instruments - by owner - sale -...
![Roland GR-500 w/ extremely RARE FC-50 foot controller & System-100 Model 102 Expander — www.gearzley.com Roland GR-500 w/ extremely RARE FC-50 foot controller & System-100 Model 102 Expander — www.gearzley.com](https://images.squarespace-cdn.com/content/v1/5e875b04bc806b308cddc640/1610056107340-MP644NT4URC9BI1I4EU8/ntnrvdyopxwhtqlqcvn0.jpg)