Questions tagged [hobbyist]

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Hobby Project - Signal Frequency detector

Context: I have taken on a little side hobby project to learn by making a circuit which should be able to only go high when it sense an acoustic signal with a frequency around 40kHz. To do this I will ...
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Low voltage LED bulb or jump into line voltage?

I'm not even sure if this is appropriate StackExchanage community for this but I wasn't sure where else this sort of question would fit. So I tinker with electronics here and there and primarily it ...
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1answer
173 views

Is this gate driver circuit sufficient to drive a parallel FET spot welder?

I am building a spot welder for attaching nickel strips to Li-Ion cells to make custom battery packs. There are plenty on the market but I wanted to use up some components and learn something. The ...
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Micro-USB B - female weird pinout

fixing up a kids toy today that used a USB Micro-B cable/port. The female port was smashed up. I have started to remove the old female socket and noticed it did not use a standard pin out. Rather than ...
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1answer
31 views

Honeywell TH1100DH1004 - temperature signal

Is it possible to have this (non programmable ) thermostat communicate only a constant temperature reading regardless of what the sensor senses? My understanding is that it communicates a value set ...
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1answer
119 views

Control a knob on a Honeywell fan via ESP8266

Hey all I am wondering what all I would need in order to control this knob on my Honeywell 2-in 1 Air Circulator Fan, HT-9700 I am wanting to use a ESP8266 in order to control it via wifi. I know ...