Up for sale is a genuine, vintage SGS M083B1 Top Octave Synthesizer IC chip (13-note TOS).
This chip is BRAND NEW / NOS (New Old Stock) in 100% working condition. It is a crucial and rare replacement part for many legendary 1970s and 1980s synthesizers, string machines, and electronic organs (such as Moog Opus 3, various Farfisa, Hammond, Crumar, Elka, Solton, Siel, and many others). This integrated circuit is a 100% direct pin-to-pin equivalent to the Mostek MK50240N / MK50240.
Details & Shipping:
• Condition: Brand New / New Old Stock (NOS) IC chip.
• Protection: Shipped in high-quality anti-static foam and an ESD-safe bag to prevent physical or static damage during transit.
• Shipping: Dispatched via tracked courier with fast handling.
Important Note: Due to the vintage nature of this electronic component and the risks of improper user installation (static shock, incorrect orientation), this item is sold as-is with no returns. Please ensure you are comfortable with vintage IC installation or consult a tech before purchasing.
If you have any questions or need specific details, please feel free to ask. Thanks for looking!
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| Listed | 8 days ago |
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| Condition | Excellent (Used) Excellent items are almost entirely free from blemishes and other visual defects and have been played or used with the utmost care.Learn more |
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Product safety information may be available here.

