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Resistors
Frequency =
1.443 / ((r1 + 2 * r2) * c)
Where r is in ohms and c is in farads
houseofjeff.com
Select Capacitor Value (µf):
300
220
100
10
4.7
2.2
1
0.1
0.047
0.01
0.0047
0.001
0.0001
0.00001
Unit Conversion Tool
Duty Cycle (> 0.5)
mathscinotes.com
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