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Doc Lloyd Audio DLA-2A Instruction Manual

Leveling amplifier

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INSTRUCTION MANUAL
LEVELING AMPLIFIER
MODEL DLA-2A
DOC LLOYD AUDIO
CHICAGO, IL

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Summary of Contents for Doc Lloyd Audio DLA-2A

  • Page 1 INSTRUCTION MANUAL LEVELING AMPLIFIER MODEL DLA-2A DOC LLOYD AUDIO CHICAGO, IL...
  • Page 2 Remove power before replacing tubes and whenever product is not in use. INTRODUCTION The DLA-2A Leveling Amplifier is a meticulous recreation of an iconic studio compressor. This includes the input transformer, output transformer, high voltage tube audio path, and the T4B optical attenuator module. Two sidechain tubes are replaced with high voltage solid-state circuitry to significantly reduce size without impacting...
  • Page 3: Circuit Block Diagram

    Instrument input and output buffers remain active. Emphasis: Set fully clockwise for flat sidechain response (default). Rotate counterclockwise to increase high frequency sensitivity. Mode: Down position is low ratio compress mode. Up position is high ratio limit mode. DLA-2A Page 3...
  • Page 4: Nominal Specifications

    7.4” L x 5.1” W x 3.9” H Weight: 2.6 lbs. Accessories - Power Adapter, 100-240VAC Input, 12VDC Output, US Plug - Inline Switch Adapter, DC Power Jack - TRS to XLR Adapter, Male to Male - TRS to XLR Adapter, Male to Female DLA-2A Page 4...
  • Page 5 COMPRESS MODE, 1kHz PR=0% PR=20% PR=50% PR=80% PR=100% Instrument Input Level (dBu) LIMIT MODE, 1 kHz PR=0% PR=20% PR=50% PR=80% PR=100% Instrument Input Level (dBu) DLA-2A Page 5...