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Preamplifiers — Nagra PREAMP II-S

Description, images, technical data and specifications

Nagra PREAMP II-S
Image source — © Nagra

The PREAMP II-S preamplifier uses selected by Nagra Laboratory 2x 12AX7/ECC83 and 1x 12AT7/ECC81 vacuum tubes, similar to those used in the Classic Phono, HD, and Reference models. They deliver improved sonic transparency, increased detail, and more realistic dynamics.

Specifications

  • Model name

    N/A

  • Analog inputs (balanced)

    1

  • Analog inputs (single-ended)

    4

  • Analog outputs (balanced)

    2

  • Analog outputs (single-ended)

    1

  • Gain (dBu)

    N/A

  • Input sensitivity (mV)

    N/A

  • Output voltage (V)

    N/A

  • Input impedance (balanced) (Ω)

    N/A

  • Input impedance (single-ended) (Ω)

    N/A

  • Output impedance (balanced) (Ω)

    8 - 19

  • Output impedance (single-ended) (Ω)

    N/A

  • Maximum output level (balanced) (dBu)

    N/A

  • Maximum output level (single-ended) (dBu)

    N/A

  • Volume control range (dBu)

    N/A

  • Frequency response low +/- 3dB (Hz)

    10

  • Frequency response high +/- 3dB (Hz)

    50000

  • Signal to Noise Ratio (SNR, unweighted) (dB)

    N/A

  • Total Harmonic Distortion + Noise (THD+N) (%)

    0.01

  • Dimensions (mm)

    380 x 280 x 76

  • Weight (kg)

    4.8

  • Official link

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