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IC555 Astable Timer Calculator V2 Type2 [22-Dec-2013] In an actual circuit its advisable to make RV1 value a combination of a series fixed resistor and a variable resistor if a exact frequency is required. Consult the 555 datasheet to ensure that it will work at the calculated frequency. |
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Note:
The initial default values for RV1, 1000K [1megOhm] and C1 = 1uF
The RV1 value can be changed by using the drop down Select box for RV1. To adjust the RV1 values, Press and Hold down the Left Mouse key on the Slider button. |