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29 Jan 2008
The Tiny Audio Amplifier kit is a good choice for battery operation. It is based on LM386 IC.
- Power supply – 6 – 12 VDC
- Output power – 1 W, 8 Ohm
- The quiescent power drain is only 24 mW when operating from 6 VDC
- Self-centering output quiescent voltage
- Onboard PRESET to adjust volume
- Terminal pins for connecting power supply, audio signal and speaker
- Power-On LED indicator
- ON/OFF PCB mounted slide switch for power supply
- Four mounting holes of 3.2 mm each
- PCB dimensions 44 mm x 44 mm
Tiny audio amplifier using LM386 - [Link]
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