Re: [Electronics_101] LM386 amp
> Funnily enough, your comment re the true earth provided the answer,Cool. Glad to have been of help, even if I barely had a clue :)
> thank you. I rearranged it, and it works like a dream. Arcane it may be,
> but it works very well:-) I thought the design looked strange -the
> battery symbol's back to front for a start I think- so I've built it a
> bit at a time (so as not to waste time). So far (I've done the rf and af
> amps) it's worked very well.
Anyone know how to quieten a switching power supply for use in audio
circuitry? I have a cheapy power supply laying around, and am curious...