Hobby Electronics Basics

Single phase VFD-nevermind

Last time I looked, which was several years ago and for a different reason, I found nothing. Today I found them and they...

9 comments posted 7yrs

posted by etpm

9 comments posted 7yrs posted by etpm

VFD for single phase induction motor?

Is this possible? I have a customer, a glass artist, who uses several very nice but old glass grinding machines. There...

2 comments posted 7yrs

posted by etpm

2 comments posted 7yrs posted by etpm

mechanics of materials james gere 5th edition

snipped-for-privacy@hotmail.com s o l u t i o n s . f o r . s t u d e n t @ h o t m a i l . c o m solutions(dot)for(dot...

0 comments posted 7yrs

posted by solutions.for.student

0 comments posted 7yrs posted by solutions.for.student

x100 'scope probe

I was thinking of making a DC (slow) x100 'scope probe by adding a series 100 meg ohm resistor. Any thing I should look...

18 comments posted 7yrs

posted by gherold

18 comments posted 7yrs posted by gherold

Re: Are self-driving cars also a kind of robots?

> >Are self-driving cars also a kind of robots? I think that rather depends on your definition of robot. A self driving...

6 comments posted 7yrs

posted by default

6 comments posted 7yrs posted by default

Pulse from >3 pulses in 5s?

My (infra-red) Remote Control unit, made some 25 years ago, uses this 12 button remote to control a variety of stuff in...

3 comments posted 7yrs

posted by me

3 comments posted 7yrs posted by me

Ampacity of 18 gauge wire

I looked at an ampacity table but it was confusing. Would a 4 ft. length of 18 AWG wire be ok for a 10 amp load.? (Circu...

13 comments posted 7yrs

posted by andrewkennedy775

13 comments posted 7yrs posted by andrewkennedy775

How to tell speaker + from -?

In my shop I have a a Pioneer SX-434 radio/amp for my listening pleasure. The speakers are mounted high up, screwed to...

9 comments posted 7yrs

posted by etpm

9 comments posted 7yrs posted by etpm

Re: Europe to ban halogen lightbulbs

>>> You do not control your home..the government does, just like children >> >> Europe to ban halogen lightbulbs >> >>...

3 comments posted 7yrs

posted by default

3 comments posted 7yrs posted by default

Old Anelex power supply: AC on the DC

This huge, ancient power supply made by Anelex has been serving from under my shed workshop bench for about 25 years: h...

10 comments posted 7yrs

posted by me

10 comments posted 7yrs posted by me

DC cable puzzle

Tidying up my shed workshop I got an electric shock from a cable pair that had earlier been disconnected from its 14V D...

16 comments posted 7yrs

posted by me

16 comments posted 7yrs posted by me

MC6840 Projects????

Any suggestions for projects I could do that involves the Motorola MC6840 p rogrammable timer module? I just received a...

0 comments posted 7yrs

posted by groink1

0 comments posted 7yrs posted by groink1

VOX- Voice operated Relay with mods.

I'm starting to develop a VOX circuit to solve the following problem. Wife got new smart phone after flip phone went in...

2 comments posted 7yrs

posted by nojunk

2 comments posted 7yrs posted by nojunk

MOSFET switch - sanity check

I have a Milwaukee 12v variable speed tool with a bad control board. Rather than replace the board, I'm planning to jus...

8 comments posted 7yrs

posted by BobEngelhardt

8 comments posted 7yrs posted by BobEngelhardt

Re: film vs CMOS

>>> >> >>> >>> But how do you get a 100% TRUE lossless original? Using good, old >>> film-based cameras? :) >> >> film...

0 comments posted 7yrs

posted by default

0 comments posted 7yrs posted by default