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  • Phase shift oscillator

    Phase shift oscillator with NOT gate Phase shift oscillator can build from CMOS NOT gate.This is an example which use CD4049 CMOS .The output frequency is about 1/3.3RC ___Hz <cut> </cut> VN:F [1.6.9_936]please wait…Rating: 1.0/10 (1 vote cast)VN:F [1.6.9_936]Rating: +1 (from 1 vote)

  • Electronics timer by CD4060

    This is an electronics timer by CMOS CD4060 which is CMOS 14 Stage Ripple-Carry Binary Counter/Divider and Oscillator.<cut> Output Qn is the nth stage of the counter, representing 2n, for example Q4 is 24 = 16 (1/16 of clock frequency) and Q14 is 214 = 16384 (1/16384 of clock frequency). Note that Q1-3 and Q11 are not […]

  • Short Circuits : 4081

    <cut>Short Circuits : 4081 The CD4081 has four separate 2-input AND gates which you can use independently but not widely as CD4011. </cut> VN:F [1.6.9_936]please wait…Rating: 0.0/10 (0 votes cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Short Circuits : CD4070

    <cut> Short Circuits : CD4070 The CD4070 has four separate 2-input Exclusive-OR gates which you can use independently. Note : Alway should connect unused pin to VDD or VSS.</cut> VN:F [1.6.9_936]please wait…Rating: 0.0/10 (0 votes cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Short Circuits : CD4049

    <cut>Short Circuits : CD4049 The CD4049 is HEX Inverting buffer which you can use ndependently. </cut> VN:F [1.6.9_936]please wait…Rating: 10.0/10 (1 vote cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Short Circuits : CD4011

    <cut>Short Circuits : CD4011 The CD4011 has four separate 2-input NAND gates which you can use independently and can use widely than 7400/74LS00. </cut> VN:F [1.6.9_936]please wait…Rating: 0.0/10 (0 votes cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Siren Circuit

    This circuit is to generate sound siren when S1 is pressed and increate sound frequency because charged C1, S1 is released when the frequency decreated (discharging C1).<cut> Try to change, R3, if you need time interval from low to high frequency changes and vice versa. Siren circuit</cut> VN:F [1.6.9_936]please wait…Rating: 10.0/10 (1 vote cast)VN:F [1.6.9_936]Rating: […]

  • Electro-meter circuit

    This is a simple electronic circuit circuit.This meters electrostatic charge from any material such as plastic recognize, comb, etc.<cut> Up to 30 cm from the target material. To use this circuit, first make R2 when the antenna in the proximity of the material to amp meter reads 1 mA. circuit</cut> VN:F [1.6.9_936]please wait…Rating: 8.5/10 (2 […]

  • ELECTRIC FIELD DISTURBANCE MONITOR – Front End + Power Supply Circuits

    This schematic is the power supply and front-end sections of the field monitor that is discussed in more detail at Electric Field Disturbance Monitor. (this link is off-site) <cut>The system can be human and animal motion by the electric fields they disturb seen. Click on Drawing Below to view PDF version of Schematic </cut> VN:F […]

  • PIC Theory & Design

    The following information was extracted from the September 1998 Electronics Now Magazine. The author of the article was Michael A. Covington. In Michael’s article he acknowledges the contribution of David Tait in regards to the “TOPIC” program. This project provides the beginning of a Learning Series on PIC micro controller. VN:F [1.6.9_936]please wait…Rating: 0.0/10 (0 […]