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Power supply and motor drivers problem.

I have a 24 volt 6.5 amp power supply which I am using to power a stepper motor driver which is rated to 3.5 amps max. Will directly connecting the...

Asked on 01/06/2022 by Nicholas Bradley

1 answer

Bypass Gate-to-trigger-converter via switching jack

GoalI like to trigger a LF398 Sample-and-Hold IC via a 3.5mm Jack (modular synthesizer). The desired behaviour would be: if a cable is plugged in, incoming...

Asked on 01/06/2022 by ato

1 answer

500 mW RF amplifier for 170 MHz design

For a new project I need to build an RF amplifier for continuous-wave with about 500 mW (27dBm) output at 170 MHz. It doesn't need to transport data, it is...

Asked on 01/06/2022 by betex

0 answer

How to calculate d-axis and q-axis inductance from line to line current?

I'm wondering how to calculate the d-axis and q-axis inductances for a BLDC motor given the line to line inductance L. My hunch is to use the Park and Clark...

Asked on 01/06/2022 by theodw15

0 answer

can I also use phasors/concept of impedances for non sinusodial signals?

I know that phasors are great to solve circuits driven by sinusodial input signals but I was wondering if I can incorporate phasor concepts(like impedance) to circuits driven by input...

Asked on 01/06/2022 by EEstudent

4 answer

Can I share a single pull resistor on multiple enable pins to save space?

I am using this Schmidt trigger IC SN74HCS125 which has 4 channels I would like to save some board space by hopefully using only one resistor to...

Asked on 01/06/2022

1 answer

Calculating Antenna Directivity Numerically

The equation for peak directivity of an antenna is this (example source) $${D = frac{1 }{ displaystyle frac{1 }{4 pi} int_{0}^{2pi} int_{0}^{pi} |F(theta,phi)|^2 sin(theta) ,...

Asked on 01/06/2022 by AMTK

0 answer

Driving Stepper Motor with Sine Wave

I am attempting to drive a stepper motor where each phase draws 1 A at 3.5 V using a sine wave oscillator that outputs two signals 90 degrees out of...

Asked on 01/06/2022 by iwcraig

1 answer

DC backup battery switching module

It is common to find these cheap Backup Battery Switching on the internet. But the issue I have with these ones is the load gets reset when switching from the...

Asked on 01/06/2022 by user115094

1 answer

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