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  1. Lone_Star_Astro(!)

    Identify Manufacturer

    Hey everyone, I had this part laying around. I don't know where I got it from, but I don't know which manufacturer has this logo. Can anyone help me identify the mfr? It's an LM386. Thanks!
  2. F

    LM386 and 4 Ohm 3W speaker poor audio quality

    I have an LM386 and a 3w 4 Ohm speaker, and I've tried every possible schematic, and nothing seems to work. The sound quality is poor when I make the speaker audible, by turning the volume up. What should I do?
  3. M

    One speaker is picking up radio module noise

    I currently made a module to my project which isn't quite functioning correctly. It's 4 distinct parts on one board. The radio I/O, the two independent sound amplifiers out of the LM386's and the RFID card reader. This is the circuit: The actual inverter IC I used is 74HCT04 because it...
  4. sr13579

    Is it safe to use a 5V-1A USB(Samsung mobile) charger for lm386?

    Hello everyone, A brother from my hometown told me to make a mini amplifier that can pull the power out from a USB charger(or PC USB). I happened to working on a logic gate IC and burned the IC while using a USB(power bank) charger. I want to know is it safe to use a 5V-1A charger to power the...
  5. A

    An audio amplifier for beginners

    Hey guys I just uploaded my tutorial on how to build a simple audio amplifier using an LM386 chip. When using the maximum supply voltage it can reach a power output of roughly 1 watt. Hope you find it useful. Schematic <Mod edit: If you have something to share, please post it here. Do not...

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