Yamaha19792-voice polyPolyphonic Keyboard$$Mid-Range($250–800)
Yamaha CS-15
Budget producers wanting genuine Yamaha CS-series analog character and dual-filter sound design for far less than the CS-80.
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No MIDI on the Yamaha CS-15? Here's how to bridge it
Free tool — see exactly what kind of converter connects it to a modern MIDI setup.
Strengths
- A genuinely affordable entry into Yamaha's CS-series analog synth lineage, well below CS-80/CS-60 prices
- Dual independent filters per side give real distinctive sound-shaping flexibility for a budget-tier synth
- Compact size makes it considerably more portable than its larger CS-series siblings
Trade-offs
- No MIDI at all, requiring a CV/Gate-to-MIDI converter to integrate with a modern studio
- Duophonic (2-voice) rather than fully polyphonic, limiting chordal work to two-note textures
Full Specifications
| Specification | Value |
|---|---|
| Brand | Yamaha |
| Model | CS-15 |
| Era | 1979 |
| Typical Price Tier | Mid-Range ($250–800) |
| Voice Architecture | Polyphonic (2-voice, duophonic) |
| Polyphony | 2 voices |
| Oscillator Type | Analog (2 VCOs) |
| Filter | Analog resonant low-pass (dual filter) |
| Keys | 37 |
| Built-in Sequencer | No |
| MIDI Equipped | No |
| Patching | Hardwired front panel (no patch cables) |
A relative used-market guide, not a live quote — real prices vary by condition, region, and timing. Check the Reverb/eBay links on any item for current listings.
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Match Score Explorer
Weight what matters to your workflow. Every deck is re-scored live against your priorities, benchmarked against the Yamaha CS-15.
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This deckYamaha CS-15
Match53
Flexibility58
Portability60
Ease of Use62
Tonal Neutrality32
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Maintenance & Supplies
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