QRV09 Headphone Amplifier

VAT included

A headphone amplifier for high demands. The pcb has two layers. It's an unpopulated pcb. As a service you can have the TPA6120a soldered by me.

Info here

Amplifier chip


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Interesting features:

  1. The pcb fits virtually any single opamp
  2. Room for good coupling caps (if you must or like).
  3. Input LP-filter if you have problems with RF interference (you should have a filter though).
  4. High speed and high performance SMD current feedback amp as output stage.
  5. No global feedback.
  6. High quality power supply with large smoothing caps and transformers on the pcb.
  7. Separate voltage regulators for each channel.
  8. Fits any headphone.

Data sheet

25.4 mm, 1"
99 mm, 3.9"
159 mm, 6.26"
55 g