Esoteric C-03XS Pre Amplifier


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Reproduce the beautiful sounds of audio as accurately as they were recorded.
The C-03X preamplifier as the embodiment of ESOTERIC technologies, enriches the musical experience of your system to a dramatic extent.

At the heart of every fine system, it is the preamplifier that determines one's ideal sound. Applying Esoteric's wealth of knowledge and technology, the C-03Xs carries forward in continuous succession the Grandioso lineage of high fidelity and breathtaking powers of musical expression, drawing on the refined sensitivities of musicians and engineers alike to transcend the boundaries of sound reproduction quality.

The Dual Mono design of the Esoteric C-03XS ensures optimal signal paths for ultra low distortion, superior S/N ratios, and ultra low noise, resulting in faithfully conveyed music.


  • Analog Audio Inputs Connectors: RCA x 3 pairs (RCA 2 can be used as an AV pre-input), XLR x 2 pairs
  • Input impedance LINE :10kΩ
  • Input sensitvity 510mV (at rated output), 200mV (at 800mV output)
  • Maximum input level 12V
  • Analog Audio Outputs Connectors: RCA x 2 pairs, XLR x 2 pairs
  • Output impedance 47Ω (RCA), 100Ω (XLR)
  • Total harmonic distortion 0.0006% (RCA), 0.0004% (XLR)
  • Frepuency response 1Hz - 200kHz (-3dB ) 3Hz - 50kHz (-0.2dB)
  • Signal-to-noise ratio (S/N) 116dB (2V input, A-weighted)
  • Gain +12dB
  • Rated output 2V
  • Maximum output level 7.5V (RCA output, 1kHz, 0.003%), 15V (XLR output, 1kHz, 0.003%)
  • Power supply 230V AC, 50Hz
  • Power consumption 19W
  • Extemal dimensions (W x H x D) 445 x 162 x 457mm (including protrusions)
  • Weight 28 kg

Due to the bespoke nature of our high-end music systems this product is not available to be purchased online. Please contact us for personalized service from one of our team of experts.