Unison Research Unico Primo Phono Integrated Amplifier

Unison Research Unico Primo Phono Integrated Amplifier

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Unison Research Unico Primo integrated amplifier

The Unico Primo is Unison Research's entry-level amplifier, and utilises the company's world renown hybrid design, offering a number of practical features as well as providing a dynamic 85 watts of power to even the most demanding of speakers and acoustic environments. 

The Unico Primo offers a compelling level of warmth, as one would expect from any product designed by the valve-experts at Unison Research. The unrivalled smoothness is thanks to the ECC83 triode valve found within the amplifiers pre-amp stage, which is coupled to a class AB MOSFET power amplifier. This power amp aspect features ultra-low distortion, and a minimal amount of feedback to allow for a full-bodied performance. 

Give analogue inputs are present, giving a good level of flexibility in regards to connecting your various audio sources. A phono input is present, allowing you to connect a turntable directly to the amplifier without the need for an external phono stage. A tape output and subwoofer feed are also provided, and a remote control is provided to make the overall listening experience an easy and immersive process.

Who is Unison Research?

Unison Research, founded in 1987 by a group of audiophile technicians, is a prestigious Italian manufacturer of valve-based premium high fidelity audio components. Specialising in the design and construction of amplifiers, CD players, headphone amps and phono stages that boast not only impeccable, effortlessly rich sound but also an artistic visual design.

 Output Power >80W RMS (8Ω) 
Output Stage  Dynamic
Class A
(complimentary pair) 
Polarization   Class A Dynamic
 Input Stage Triode A - Class A 
Sensitivity  1 x ECC83 (12AX7) 
Input Impedance   260mV
Frequency Response  -0.1dB @ 10Hz / -0.5dB
@ 100kHz 
 SNR 90dB 
THD  0.15% @ 10W (1kHz) 
 Damping Factor >50 
 Inputs 4 x Line (RCA)
1 x Tape (RCA)
Output 1 x Tape (RCA)
1 x Subwoofer (RCA)
Speaker Outputs 4 + 4 for Bi-Wiring
Remote Control Volume commands
Power Consumption 380W (max.)
Dimensions (W x D x H) 43.5 x 43 x 9.5cm
Net Weight 14kg

Providing your item is in stock, the order is usually dispatched within 24 hours. Please remember that postage and packing is completely free for orders over £50*. Out of stock items will be dispatched as soon as they become available, out of stock items can take between 4 to 21 days for dispatch.

Deliveries usually take 1-3 working days. The majority of orders are sent via our couriers'; Interlink Express on a next-day-delivery service. Smaller, low value or light-weight items are normally posted using Royal Mail Recorded or Royal Mail Special Delivery.

Once your product has been dispatched, you will be notified via email and sent a unique consignment number, you can use this number at to check the status of your delivery. If you have provided a mobile telephone number, Interlink's Predict service will notify you by text (and email) of a one-hour delivery window. If the window they suggest is inconvenient, you can change the date of delivery to a later one via text or email.

*We ship free of charge to mainland UK addresses, excluding the Scottish Highlands or 'Out-Of-Reach' Scottish locations. Please consult the post-codes below to see if your location falls within this category. If you are still unsure, please contact us on 01432 354921. We also ship to Northern Ireland, Channel Islands, Scilly Isles, Scottish Isles and Scottish Highlands, however delivery to these locations will incur a charge and can only be sent via a 2-day service.

Shipping CostsMainland UK (Next-Day)Offshore/Out-of-reach (2-day)Northern Ireland, Channel Islands, Isle of Man, Scottish Islands, Scilly IslandsRepublic of Ireland (2-day)
Under £50 Orders £7.50 £12.50 £15.00
Over £50 Orders FREE £19.99 £29.99
Surcharge Orders £50.00 £69.99 £79.99
Saturday Delivery £12.99 N/A N/A
Sunday Delivery £12.99 N/A N/A


Post codes exempt from the free delivery service include:

Scottish Highlands Post Codes: AB30-38, AB41-42, AB44-56, FK17-99, G83, IV1-28, IV30-39, IV52-54, IV63, KW1-14, PA21-33, PA34-40, PH15-26, PH31-41, PH49-50
Islands Post Codes: HS1-9, IV40-51, IV55-56, KA27-28, KW15-17, PA20, PA41-49, PA60-78, PH42-44, ZE1-3
Northern Ireland: All BT postcodes
Channel Islands Post Codes: JE, GY
Scilly Isles Post Codes: TR21, TR22, TR23, TR24, TR25

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