Search found 2 matches

by Futterama
Wed Feb 10, 2016 9:54 am
Forum: Module Discussion
Topic: Microphone Sound Input Module
Replies: 3
Views: 3999

Re: Microphone Sound Input Module

Hi Angus, Thanks for the response. The freetronics module was a good first build for learning, I have since moved on to more sophisticated circuits with 4 rail-to-rail op-apms which are better suited for my needs. But thanks for the free circuit, this got me going in the right direction ;) Best rega...
by Futterama
Sat Feb 06, 2016 11:37 am
Forum: Module Discussion
Topic: Microphone Sound Input Module
Replies: 3
Views: 3999

Microphone Sound Input Module

Hi forum, I have just built the Microphone Sound Input Module: http://www.freetronics.com.au/products/microphone-sound-input-module#.VrXOnfkrLcs I did my own PCB layout according to the schematic V1.1 (2013-05-24). The module works but I see some unexpected outputs on my scope. I'm mostly interested...