how to calculate this FM Oscillators ?is the ceramic capacitor (beside 2nd transistor) in series ? ? Answered
i can calculate it is by http://electronics-diy.com/calculators.php
but, is the 4.7pf take effect with the frequency ?
how frequency is it, if i change the trimmer capacitor with 20pf (i don't have the trimmer capacitor) ?
please help me : )