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K7-43. Relaxation Oscillator - Neon Lamp

Purpose

To demonstrate a pulse circuit with different pulse rates.

Equipment

Flasher circuit plus 1 microfarad capacitor and 0.5 and 5.0 megohm resistors.

Images

k7-43

Description

A series RC circuit is used to control how fast the voltage builds up across a neon lamp, causing it to discharge. Substitute resistors and capacitor can be inserted into the clip-board circuit to change the flash rate.

K. Electromagnetic Principles

K. Electromagnetic Principles

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