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Audio Note OTO Phono SE Sig Integrated Amp

Brand: Audio Note

Product Code : OTO Phono SE Sig

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The Audio Note (UK) OTO Integrated Amplifier is a Pure Class A, producing an outstanding level of performance.

The OTO is available in a Push-Pull or Single Ended valve design.

Push Pull

It has been specifically engineered for sonic performance rather than technical specification, and fulfils all Audio Note (UK) Level 1 criteria: -  

Pure Class A Push-Pull Pentode operation

Materials and component quality

An input stage consisting of 2 x 6UA6 and 1 x 5670 feeds the push-pull configured 6005 output valves, two of which are used per channel.

The output transformers are custom designed and manufactured by Audio Note (UK) and are of extremely high quality, offering outstanding, class leading performance in today’s world of high performance audio.

The power supply is a multi element design, ensuring precise operation of each circuit stage, whilst a DC supply feeds the low level valve filaments.

 

Single Ended

Part selection is optimized to realize the most neutral and realistic sonic reproduction.

Some of the superior quality components utilized in the OTO SE include: -

Aluminium foil, paper in oil capacitors, used in the most critical areas. Dual power supplies and transformers, one for the output stage and one for the remaining circuitry. Custom designed output transformers, manufactured by Audio Note (UK). These output transformers – one of the most critical areas of valve amplifier design – allow the OTO SE to produce impressively extended and controlled bass.

Some of the superior quality components utilized in the OTO SE Signature include: -

Audio Note (UK) Copper foil capacitors used in the most critical areas. Audio Note (UK) Tantalum resistors used in the most critical areas. Custom designed IHiB output transformers, manufactured by Audio Note (UK). These output transformers – one of the most critical areas of valve amplifier design – allow the OTO SE Signature to produce impressively extended and controlled bass.

The OTO SE fulfils all Audio Note (UK) Level 2 criteria: -

Pure Class A Single Ended Pentode operation

Materials and component quality

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