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control a home gate
A really really basic question about the attached file:
u have the transmitter right? so how u make the receiver??
(im sorry im a complete begginer in electronics LOL)
Hi all, Im suppossed to build an electromagnetic field detector, I was thinking about using a coil as a probe to detect low freq changes in magnetic and electric fields (as to detect hidden wiring for example) (its not supposed to use any special purpose IC's)
I know absolutelly nothing about...
Hey smxx thanx 4 the hints, I've been in the phillips website but I cant find the sensor u tell me. Do have any part number o some keyword to search for it? thank u :)
Oh yeah GrandAlf, I thought about counting the number of pulses and such, but I cant use a mcu :( but thanx for the interest!
Another question though: I've been searching for hall effect sensors and in the specs some say
Operational type: current sink
Operational type: latch
what's the...
Thanx a lot for the hints, and yes, it's just a model of about 0.50m ( i dont know that in inches, maybe 125? :D) and I've thought about a LVDT, but the comercial ones are way too expensive and only have a few inches range, do you think it's possible to actually build one or something similar...
Hello Guys, im a beginner here and for a control project I need to design a position control for an elevator. It has to be done using analog devices and the first question is: how do I measure position??? I have some ideas, but since I have no previous experience I really really need...
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