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Electrical Engineering : Recent Questions and Answers (Page 24)

Find answers to your questions about Electrical Engineering or help others by answering their Electrical Engineering questions.

Failsafe solution to vertical router Z-axis assembly

Thank you for taking the time to read this. TL;DR: I need to somehow check the state of the motor and solenoid actuator. Only if the motor is ON and...

Asked on 11/23/2021 by Asger Frederiksen

0 answer

VHDL: Constraining Record with another record

Let's assume I have a type of record containing unconstrained elements: type Axi4s_M2S is record Tvalid : std_logic; Tdata : std_logic_vector;...

Asked on 11/23/2021 by Botnic

1 answer

PCB layout - Create common ground connection for 5V signal and 12V power

For my board, which drives dc motor, I want to create a common ground that connects 5v gnd and 12V gnd, as shown in figure 1. The problem I am...

Asked on 11/23/2021 by Deepak Reddy

0 answer

How to scale audio signal from PCM data to a dB SPL value?

0 I've got a set with MEMS microphones that measure audio signals at ultrasonic frequencies. The MEMS microphones have a PDM output which is then converted into PCM (this is...

Asked on 11/23/2021 by dg1271

1 answer

What causes a linear taper slide pot to develop dead spots?

new here and judging from the kinds of questions being asked mine is probably too simple. But, I have an old turntable that doesn't seem to recognise the tap that...

Asked on 11/23/2021 by Badger

2 answer

Do I really have to cast float to uint8_t if I just want to convert 203.0 to 203 at a microcontroller?

In computers, it's OK to use float as an argument where the argument should actually be a uint8_tvoid myFunction(uint8_t myVal);But what if I call this function myFunction(value); where value...

Asked on 11/23/2021

1 answer

What advantages does CPLD have w.r.t microcontrollers in driving MOSFET drivers in inverter?

I have seen some designs where CPLDs have been used in driving the MOSFET driver in an inverter circuit. What advantage does is provide with regards to driving the same...

Asked on 11/23/2021 by Rookie91

1 answer

SPICE .DC LIN sweep directive w/ variables for START, END, and INCREMENT args

According to most of the SPICE references I've read, the form of the .DC sweep directive is.DC [LIN] <sweep variable name>+ <start value> <end value> <increment value>+ [nested sweep...

Asked on 11/21/2021 by Jim Fischer

1 answer

Light circuit for RC car

I'm building a small light system for an RC car, this is the schematic: The power source is 5.5 V. These are the...

Asked on 11/21/2021 by Stonemarten

3 answer

How do superconductors avoid breaking Kirchoff's Voltage Law?

So, let's imagine that you've got a superconductive voltage source (e.g. a wind turbine) hooked up to a loop of superconductive wire to form a circuit. Kirchoff's...

Asked on 11/21/2021

2 answer

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