SMSL SAP-9 Full Balanced Headphone amplifier 2x TPA6120A2

SMSL SAP-9 Full Balanced Headphone amplifier XLR

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Reference : 11556
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90,83 €tax excl.

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Shipping date: 10-08-2020.

Orders placed before 11AM (GMT+1) will be shipped the same day (working day).

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Here is the brand new SMSL SAP-9, a headphone amplifier at symmetrical output which is the culmination of a long search of the brand's engineers. 2 amplification chips TPA6120A2 were used, so the amplification circuit separates the 2 right and left channels well.

In order to create a balanced circuit with zero noise and an extremely clean sound, the latter has a completely independent architecture and tracking. The volume control of this headphone amplifier will be done in the best digital way.

The SAP-9 SMSL offers you a connectors extended. In analog inputs, you will have the balanced stereo XLR port as well as the gold-plated stereo RCA port. In analog outputs you will have a 6.35mm jack headphone jack, a 2.5mm 4-pole balanced jack, as well as to complete the 4-pole balanced XLR headphone output her too.

Main Features :

  • Amplification chip: 2x TPA6120A2 (Datasheet can be downloaded below)
  • Signal to noise ratio: 110dB
  • Balanced XLR input / output: Zero noise and its own
  • Symmetric circuit architecture COMPLETE Independently Owned
  • Digital Control of volume

Output characteristic not symmetrical (THD + N = 0.1%):

  • 32 Ohm - 175mW
  • 64 Ohm - 130mW
  • 150 Ohm - 78mW
  • 300 Ohm - 45mW

Symmetrical output characteristics (THD + N = 0.1%):

  • 32 Ohm - 373mW
  • 64 Ohm - 342mW
  • 150 Ohm - 245mW
  • 300 Ohm - 155mW


  • RCA Stereo Plated Gold Input
  • Balanced XLR stereo input
  • Headphone Jack Jack 6.35mm
  • Headphone output Jack 2.5mm 4-pole symmetrical
  • Headphone output XLR 4-pole symmetrical

Dimensions / Weight / Power supply:

  • Dimensions: 121x120x36mm
  • Weight: 443g
  • Power supply: 5V / 2A DC (AC power adapter included)
  • Power Consumption: 7.2W

Amplificateur casque entièrement symétrique 2x TPA6120A2
SMSL SAP-9 Headphone amplifier

Data sheet
OutputJack 2.5mm
OutputJack 6.35mm
Components / ChipTPA6120A2
Channel2 channels (Stereo)
ClassClass D / T
amplifier chipTPA6120A2
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