Recent content by choyelise

Hi all! I am searching of types of microphone/disc that can detect wheezing sound from the chest area but I am totally clueless of what type of microphones to use. Also, there should be less noise when picking up the signal. Currently I am using a piezo disc, but that could not detect the...

Model Hi! @russ_watters here's the picture of the battery.

@Windadct : Hi! Thanks for replying but do you have the datasheet because i couldn't find it.

Hi all! I would like to know how to charge a lithium polymber battery of 3.7V, 110mA battery. Anyone has the circuit ? Help! Thank you!