Electrical Engineering Questions, Problems & Solutions : TransWikia.com ~ Page 36

Is it safe to toggle a led strip powered with 12v ATX PSU line?

I connected a segment of a led strip (12v) to a line coming from a standard ATX PSU (12v line, of course). I just wonder if it is safe to...

Asked on 10/29/2021

1 answer

Why does electrical phase vary with element length?

In a reflectarray antenna, each element on the antenna aperture requires a different electrical phase due to different distances from the antenna feed. One way to achieve this phase...

Asked on 10/29/2021 by Fromage

1 answer

PT100 sensor for measuring liquid resin, fully submerged

Edited Link to Pt100 sensor (That's the best i could do) https://www.intech.co.nz/products/temperature/mrh.html Link to ESP8266 datasheet http://www.handsontec.com/pdf_learn/esp8266-V10.pdf Original First of all, I am bit...

Asked on 10/29/2021 by Sanchit Agarwal

1 answer

Charging 12V batteries in series-parallel using a 24V charger

Would it be okay to charge four identical 12V batteries in series-parallel, using a 24V charger, as shown? I am...

Asked on 10/29/2021 by Jack Conway

3 answer

How does negative feedback change output impedance?

Hi, I'm having some trouble intuitively understanding how negative feedback changes output impedance. I was always taught that negative feedback changes...

Asked on 10/29/2021 by AlfroJang80

9 answer

Question on power consumption on S32K1xx

I am using this microcontroller - S32K142 - 64 pins. Core voltage: 5V I want to know whether the oscillator that we use for the controller would...

Asked on 10/29/2021

2 answer

Summing Integrator cut off

I would like to know how to calculate cut off frequency of this summing integrator circuit. I fail to find anywhere on the internet how to calculate cut off frequency...

Asked on 10/29/2021 by Sundark12

3 answer

I need to measure the impedance of the system, is it better to measure the resistance or capacitance?

The goal of this project is to measure Retinol levels in the blood. To do this I will be use two electrodes, one of which will be coated in nanowires....

Asked on 10/29/2021 by Mac3Turbo

2 answer

2-way DC motor control for greenhouse IoT application

Edit: After doing more research, it seems simply reversing the DC polarity would do the trick as explained here: https://www.precisionmicrodrives.com/content/are-dc-motors-reversible This can be accomplished with a SPDT...

Asked on 10/29/2021 by gantenbein162

1 answer

Transfer function and characteristic equation

I have the following network (page 805, example 14.5, Agarwal & Lang, Foundations of Analog and Digital Circuits): The associated transfer function...

Asked on 10/29/2021 by knzy

1 answer

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