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Preamplifiers — Vinnie Rossi BRAMA Preamplifier

Description, images, technical data and specifications

Vinnie Rossi BRAMA Preamplifier
Image source — © Vinnie Rossi

Based on a matched pair of Western Electric WE300B triodes, uses fully balanced input and output stages and operating in pure Class A this preamplifier offers very high sound quality.

What is it?

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Specifications

  • Model name

    BRAMA Preamplifier

  • Analog inputs (balanced)

    5

  • Analog inputs (single-ended)

    N/A

  • Analog outputs (balanced)

    3

  • Analog outputs (single-ended)

    N/A

  • Gain (dBu)

    0, 6, 12

  • Input sensitivity (mV)

    N/A

  • Output voltage (V)

    10

  • Input impedance (balanced) (Ω)

    20000

  • Input impedance (single-ended) (Ω)

    N/A

  • Output impedance (balanced) (Ω)

    N/A

  • 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)

    5

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

    100000

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

    N/A

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

    0.1

  • Dimensions (mm)

    475 x 381 x 140

  • Weight (kg)

    20.9

  • Official link

    https://www.vinnierossi.com/brama-preamplifier/

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