Recent content by bambam01

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    what resistor?????

    thanks for your help!!!!!
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    what resistor?????

    hello its a curring light like what the dentist uses to set white composite fillings... it has a 100 wot bulb. you press the button and it lights up with a fan to cool the bulb for about 20-30 seconds. if i can get about 5volts of the mains supply to it i think this would make it work, as...
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    what resistor?????

    Hello the markings on the label say v 100-120. Hz 50/60 va200 it also says Int 4min./8min. what ever that means i don't know, can current be worked out from this? the appliance has a small digital display when it is turned on it indicates "hi power" which is the reason i suspect it doesn't...
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    what resistor?????

    Hello i have an American 110-120v appliance that i have a voltage dropper for use with 240v UK, however the dropper i have is emitting 122-123v and this making the appliance not function correctly. The reason why the voltage dropper is emitting this voltage is not because it is faulty, it is...
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    current sensors

    Hello im just getting into electronics and know very little as yet im trying to understand current sensors and how they work. Does a current sensor that senses ac current that is part of a dc circuit work like a switch that is normally open or normally closed when current pass through them...
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