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Preamplifiers — Line Magnetic AS-133

Description, images, technical data and specifications

Line Magnetic AS-133
Image source — © Line Magnetic

Tube preamp with 2A3 and 6SN7 direct-channel triodes, replicas of Western Electric 618 transformers, manual assembly, six gain levels, precise volume control and balanced XLR input.

Specifications

  • Model name

    AS-133

  • Analog inputs (balanced)

    1

  • Analog inputs (single-ended)

    3

  • Analog outputs (balanced)

    N/A

  • Analog outputs (single-ended)

    2

  • Gain (dBu)

    15, 12.5, 10, 7.5, 5, 2.5

  • Input sensitivity (mV)

    1000

  • Output voltage (V)

    N/A

  • Input impedance (balanced) (Ω)

    100 000

  • Input impedance (single-ended) (Ω)

    600

  • Output impedance (balanced) (Ω)

    N/A

  • Output impedance (single-ended) (Ω)

    50 000

  • 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)

    98 000

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

    90

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

    0.3

  • Dimensions (mm)

    485 x 240 x 460

  • Weight (kg)

    22

  • Official link

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  • AS-133

    Preamplifiers

    Line Magnetic AS-133

    Tube preamp with 2A3 and 6SN7 direct-channel triodes, replicas of Western Electric 618 transformers, manual assembly, six gain levels, precise volume control and balanced XLR input.

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