Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I got this online to seal polybags. The wire heats up and seals up the bag. But reality is it fails pathetically because it's too thin and doesn't heat up adequately even on brand new 6 AA batteries.
I wanna save bucks because I have already bought it.
Can someone guide me to give it more power...
Hello,
In a receiver circuit like as an AM radio receiver from antenna to speaker ;
1-Where are the points that can be seen their signals waveform by an oscilloscope?
2-And why we can not see their signal at some points by an oscilloscope...
I was wondering whether someone could help!
Basically, I'm working on a show called Tech Hunters - where we modify old tech like Gameboys, Playstations and all that - and make them useful in a different way - for instance we're putting an oyster card chip in a casio watch so that you can tap...
If I have the following circuit how would I go about representing it in state space form, specifically the non-linear devices diodes, BJTs, and LEDs? Would I be correct in focusing on the non-linear devices linear acting region? Or do I take their V I relationship and linearize it?Thanks ahead...
Hello everyone, I am new on the forum. I have a older kenwood kac-7251 2 channel amplifier. It still works great except one problem, it is causing a parasitic drain on my battery. Started about a month ago, I am a auto and diesel technician so I checked parasitic draw, pulled my amp fuse and...
Hi everyone!
Im wondering if someone can help me with something. Namely, i should make a project depicting a simulation of 6 members voting for a choice (one of them is the president and his vote counts as two if voting turns out even). Im going to upload a pdf file of what i did already so i...
I am trying to control voltage range from 1.5 to 34 using LM338 voltage regulator with 1000u capacitor at the input 430u capacitor at the output with
potentiometer @ the adjustment terminal.
I have 37v and around 5 Amps current at the Vout but when i try to reduce the voltage using...
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