F Thread Starter fafty Joined Jan 26, 2012 7 Feb 11, 2012 #1 ive made a two transistor amplifier and the output goes into an arduino, but b4 i put the the ouput into the arduino analog input i must put a smal signal diode, my teacher told me to do so, but i don understand why? can anyone help plz.
ive made a two transistor amplifier and the output goes into an arduino, but b4 i put the the ouput into the arduino analog input i must put a smal signal diode, my teacher told me to do so, but i don understand why? can anyone help plz.
hgmjr Joined Jan 28, 2005 9,029 Feb 11, 2012 #2 Let's have a look at your two transistor amplifier. hgmjr Last edited: Feb 11, 2012