Nicholas Doukas
11523 Athens
Greece
The seller is responsible for this advert and its content.
Unison Research Mystery One
Product information
- Product category
- Tube-Preamp
- Manufacturer
- Unison Research
- Function
- flawless
- Usage state
- second-hand
- Appearance
- as good as new
- Accessories
- Not specified
- Color
- Brown
- Price
- 1,750.00 €
- More information
- http://www.unisonresearch.com
Description
Unison Research Mystery One — Legendary Tube Preamplifier
Up for sale is a rare audiophile masterpiece: the Unison Research Mystery One preamplifier, designed by Giovanni Sacchetti. An absolute icon from the golden era of Italian high-end audio, highly sought after by tube purists and collectors worldwide.
Design & Engineering Highlights:
Pure Class A Valve Topology: Built around a dual-triode tube circuit delivering an extraordinarily organic, musical, and lifelike presentation.
Innovative Battery-Biased Grid: Uses a unique lithium battery-bias configuration to feed ultra-clean, noise-free DC voltage to the valve grids, resulting in an astonishingly black background and pristine signal purity.
Exceptional Drive Capability: Features a robust output stage capable of swinging up to 80V peak-to-peak, allowing it to effortlessly partner with almost any power amplifier on the market.
Exquisite Italian Craftsmanship: Finished with solid wood accents and a heavy, low-resonance chassis designed to isolate delicate analog signals from interference.
Condition:Mint
Meticulously cared for, perfectly operational, and visually stunning.
Shipping can be arranged upon request, packed securely with extreme care. Please feel free to reach out with any questions or for high-resolution photos.
Up for sale is a rare audiophile masterpiece: the Unison Research Mystery One preamplifier, designed by Giovanni Sacchetti. An absolute icon from the golden era of Italian high-end audio, highly sought after by tube purists and collectors worldwide.
Design & Engineering Highlights:
Pure Class A Valve Topology: Built around a dual-triode tube circuit delivering an extraordinarily organic, musical, and lifelike presentation.
Innovative Battery-Biased Grid: Uses a unique lithium battery-bias configuration to feed ultra-clean, noise-free DC voltage to the valve grids, resulting in an astonishingly black background and pristine signal purity.
Exceptional Drive Capability: Features a robust output stage capable of swinging up to 80V peak-to-peak, allowing it to effortlessly partner with almost any power amplifier on the market.
Exquisite Italian Craftsmanship: Finished with solid wood accents and a heavy, low-resonance chassis designed to isolate delicate analog signals from interference.
Condition:Mint
Meticulously cared for, perfectly operational, and visually stunning.
Shipping can be arranged upon request, packed securely with extreme care. Please feel free to reach out with any questions or for high-resolution photos.
Seller:
- Shipping from Greece (11523)
- Purchaser pays shipping costs
- EU wide shipping
Payment methods
- Bank transfer
- PayPal
Advert ID
3910829527
Advert time period- Start:
- 09.09.2026 - 19:39
- End:
- 08.11.2026 - 19:39
10 times in 1 hour(s)
