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Preamplifiers — Lamm Industries LL2.1

Description, images, technical data and specifications

Lamm Industries LL2.1
Image source — © Lamm Industries

The LL2.1 has a topology that provides the most natural sound in an audio channel using pure Class A operation from input to output; all cascades are single-circuit. The preamp's sound-neutral power supply is equipped with a full-wave vacuum rectifier.

Specifications

  • Model name

    LL2.1

  • Analog inputs (balanced)

    N/A

  • Analog inputs (single-ended)

    3

  • Analog outputs (balanced)

    N/A

  • Analog outputs (single-ended)

    2

  • 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)

    50 000

  • 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)

    1.5

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

    400 000

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

    N/A

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

    0.03

  • Dimensions (mm)

    11.4 × 48.2 × 35.2

  • Weight (kg)

    9.1

  • Official link

    https://www.lammindustries.com/products/ll21/

Lamm Industries L2.1 Reference

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