#Guitar and Bass Tuner Library for Teensy 3.1 v2.0 >Software algorithm ([YIN]) for guitar and bass tuning using a Teensy Audio Library. This audio object's algorithm is somewhat memory and processor hungry but will allow you to detect lower frequencies than the Audio library's Goertzel algorithm will. > [YIN]:http://recherche.ircam.fr/equipes/pcm/cheveign/pss/2002_JASA_YIN.pdf Hookup Guide - 1.6v DC Bias and High Pass Filter - No Amplification |----------------------------------------------| | | |------------/\/\/\----------| _______ | | 47K | |` ` ` `| | |---)|+--| | | ` ` ` | | | 10uF | | |` ` ` `| | | | | | ` ` ` | | _______________ |-/\/\/\-| | |` ` ` `| | |GND |___| Vin| | 2.2K | | | ` ` ` | | |0 T AGND|<-| | | |` ` ` `| | |1 E 3.3V|<--/\/\/\--*--/\/\/\---| | | ` ` ` | | |2 E 23| 10K 47K | | |` ` ` `| | |3 N 22| | | | ` ` ` | | |4 S 21| | | |`_`_`_`| | |5 Y 20| | | | :`| | |6 3.1 19| | | | S`| | |7 18| | | | H`| | |8 17| | | | I`| | |9 A2/16|<----------------------*--+|(--* | E`|<-------| |10 --- 15| 10uF | | L`| |11 |(`)| 14| | | D`| |12 --- 13| | | :`| --------------- | |===| | \_/ | /T\ | - I - | \ P / |---->\_/