Unison Research Absolute 845 Integrated Amplifier
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Product Overview & Specifications
The popular American magazine The Absolute Sound first picked the Absolute 845 as the best product of 1994. After more than 20 years, the Absolute is still ranked first overall in tube amps with a score higher than any other amplifier. No other audio product has remained at the top of its class for so long. The Absolute 845 is not only the story of Unison Research, it is a significant piece of audio history in general, forever tied to the world of analogue valves. In many ways, the Absolute is still unsurpassed.
Key Features
- Flagship integrated tube amplifier
- 40W output power per channel
- Utilises a total of 12 tubes for its pre and power output
- Pure audiophile grade sound quality
Technical Data:
| Type: | Dual Mono Stereo Integrated Valve Amplifier |
| Output Stage: | Single Ended Parallel A class |
| Output Power: | 40W (Per Channel) |
| Impedance: | 4 - 8 |
| Inputs: | 5 x Line 2 x Tape |
| Outputs: |
2 x Tape Loudspeaker Bi-Wiring |
| Input Impedance: | 47 kOhm |
| Feedback Factor: | 10dB |
| Frequency Response: | 20Hz - 30kHz |
| Valve: |
4 x 845 6 x ECC82 2 x ECC83 |
| Power Consumption: | 700W |
| Dimensions (W x D x H): | 80.5 x 60.5 x 27.94cm |
| Net Weight: | 90.3kg |
Manufacturer site
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Unison Research Absolute 845 Integrated Amplifier
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