Simple Electronics: Ring Oscillator

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Presentation transcript:

Simple Electronics: Ring Oscillator

74HC04 Power Ground (Gnd)

0.1μF 4.7MΩ 4.7MΩ Capacitor (Farads) Resistor (Ohms)

1

1

1 1

1 1

Adding Resistors

Adding a Capacitor

Resistor Color Code The 4 bands The values What the bands mean Band 1 3 4 2 1 2 3 4 5 6 7 8 9 What the bands mean Band 1 The first number Band 2 The second number Band 3 The number of zeros Band 4 The tolerance

Examples Can you work out the value of the resistance? 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 9 4 7 00000 = 4,700,000Ω = 4.7MΩ 6 = 600Ω 1 00 = 1,000Ω = 1KΩ

1.0KΩ 1.0KΩ 4.7MΩ 0.1μF ─ + ─ + Light Emitting Diode (LED)

Bread Board

Power Ground (Gnd) Power 1KΩ

0.1μF 4.7MΩ 1.0KΩ

Light Emitting Diode (LED) Capacitor (Farads) + ─ ─ + Resistor (Ohms) 1 3 4 2 Band 1 The first number Band 2 The second number Band 3 The number of zeros Band 4 The tolerance 1 2 3 4 5 6 7 8 9