tag:blogger.com,1999:blog-4191887753331304313.post571443497607816912..comments2023-08-20T10:54:33.570+03:00Comments on DIYfan: Audio oscillator with frequency counter 2Христоhttp://www.blogger.com/profile/14002909704834630953noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-4191887753331304313.post-87316571414125088462016-10-26T23:51:33.914+03:002016-10-26T23:51:33.914+03:00The potentiometer that changes the frequency needs...The potentiometer that changes the frequency needs to be accurate?Unknownhttps://www.blogger.com/profile/07680471849831476013noreply@blogger.com