| Synthesizer |
| Roland rival |
| Synthesizer man |
| Synthesizer type |
| Synthesizer name |
| Synthesizer brand |
| Famed synthesizer |
| Music synthesizer |
| Many a synthesizer |
| Synthesizer biggie |
| Keyboard instrument |
| Synthesizer creator |
| Synthesizer man Bob |
| Synthesizer surname |
| Synthesizer pioneer |
| Synth pioneer Robert |
| Synthesizer inventor |
| Electronic synthesizer |
| Pioneer in synthesizers |
| Big name in synthesizers |
| Electronic-music pioneer |
| Name on some synthesizers |
| Synthesizer innovator Bob |
| Synthesizer pioneer Robert |
| Instrument with oscillators |
| Musical synthesizer pioneer |
| Synthesizer designer Robert |
| Synthesizer inventor Robert |
| Electronic music synthesizer |
| Switched-On Bach" instrument |
| Guy who created a synthesizer |
| Switched on Bach" synthesizer |
| A Clockwork Orange" instrument |
| Inventor of a '60s synthesizer |
| Instrument in "Switched-On Bach |
| Electronic music pioneer Robert |
| Eponymous instrument maker Robert |
| Robert who pioneered in electronic music |
| Musical synthesizer named for its creator |
| Volts-per-octave unit, in electronic music |
| Instrument heard on Simon & Garfunkel's "Bookends |
| It can be heard in Emerson, Lake & Palmer's "Lucky Man |
| Inventor who received a lifetime achievement Grammy in 1970 |
| He built and sold theremins before inventing his namesake instrument |