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| Short Circuits : CD4011 |
 The CD4011 has four separate 2-input NAND gates which you can use independently and can use widely than 7400/74LS00. Inverter  GATED OSCILLATOR  This circuit generate output tone at about 1KHz whane pin 1 is "high" TOUCH SWITCH  This circuit is high when touch wires touched with your finger. Note : This circuit should be used battery powered only. ONE-Short touch switch  The output of above circuit is high when touched with the finger then alternate to low after 1 second. |
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