LM3886 LM3886TF 68W+68W Solid-State Amplifier Kit (Stereo)

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Quick Details
Brand Name:
Analog Metric
Professional Amplifier
2 (2.0)
Place of Origin:
Hong Kong


Use LM3886 chip which is a high-performance audio power amplifier

Package Include

1. LM3886 Power Amplifier Mono Kit x2
2. Variable Positive & Negative Voltage Regulator Kit 5A
3. Speaker Protection Mono Kit x2
4. Assembly Manual



Use Solen MKP fast capacitor AC coupling and Nichicion FW audio grade capacitors for decoupling, and low noise Dale resistors.

  • Use LM3886 chip which is a high-performance audio power amplifier
  • Continuous Average Output Power:
    • 68W@4 Ω , Vcc=+/-28V
    • 38W@8 Ω , Vcc=+/-28V
    • 50W@8 Ω , Vcc=+/-35V
  • 135W instantaneous peak output power capacity
  • Voltage gain: 22dB
  • 0.1% THD+N from 20Hz-20kHz
  • Typical low noise floor 2uV.
  • Signal-to-Noise Ratio >92dB
  • Output protection from a short to ground or to the supplies via internal current limiting circuitry.
  • Dedicated power and ground railings. Shortest signal paths with minimum parasitic.
  • Power requirement: +/-20V-94V DC.
  • PCB dimension: 70mm x 37mm, 2.4mm thickness and 2oz copper.


1. Two Toroidal Power Transformer T140
2. DC Servo Kit for DC Offset Cancellation
3. Heat Sink for Power Amplifier