A simple relaxation oscillator circuit is shown in Fig 7 145 The neon lamp fires when its voltage reaches 75 V and turns off when its voltage drops to 30 V Its resistance is 120 Icirc copy when on and infinitely high when off (a) For how long is the lamp on each time the capacitor discharges (b) What is the time interval between light flashes 4M42 120 V Neon lamp

Question: A simple relaxation oscillator circuit is shown in Fig. 7.145. The neon lamp fires when its voltage reaches 75 V and turns off when its

A simple relaxation oscillator circuit is shown in Fig. 7.145. The neon lamp fires when its voltage reaches 75 V and turns off when its voltage drops to 30 V. Its resistance is 120 Î© when on and infinitely high when off.
(a) For how long is the lamp on each time the capacitor discharges?
(b) What is the time interval between light flashes?

4M42 120 V Neon lamp

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