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4W Amplifier with Microphone Pre Amp

4W Amplifier with Microphone Pre Amp

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Availability: In stock.

Product Name Price Qty
CK151 - 4W Amplifier with Microphone Pre Amp (Kit) $17.95
UK151 - 4W Amplifier with Microphone Pre Amp (Assembled) $23.95
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Quick Overview

  • Supply voltage: 10 to 18V DC / 300 mA

  • Power consumption: < 10mA (stand-by mode)

  • Input sensitivity:
    Aux 150mV to 1V
    Mic 2 to 5mV (dynamic)

  • Output power: 2.5W Max.

  • Output impedance: 4 or 8 Ohm.

  • PC board dimensions: 2.57" x 1.52"


    • This simple amplifier is built around the LM380 Integrated Circuit. Includes a pre-amplifier circuit for a dynamic microphone that can be connected to the PCB mounted jack. It can deliver up to 2W of power into an 8-Ohm speaker.
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