Hobby Electronics Basics

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Daqarta and Function generator

Hi, I am total beginner with electronics.... I am learning this Daqarta scope program (www.daqarta) and at the moment I...
20 comments posted 16yrs
posted by klaine8
20 comments posted 16yrs posted by klaine8

EPE Mag July 1998

Don't suppose anybody here would know how I could get hold of a copy of an article in Everyday & Practical Electronics,...
8 comments posted 16yrs
posted by Periproct
8 comments posted 16yrs posted by Periproct

Really really basic electricity - Formulas

Howdy, I just started working through Floyd's 'Principles of Electric Circuits'. Well, actually I started with Floyd's...
14 comments posted 16yrs
posted by hoosiermann
14 comments posted 16yrs posted by hoosiermann

Transformer

Hi, I am playing around with a transformer. (I have enough experience to make this probably safe...) Anyway some facts...
5 comments posted 16yrs
posted by klaine8
5 comments posted 16yrs posted by klaine8

Lubricant for pots?

What common substance would be acceptable as a lubricant for consumer grade volume control pots? It's no good recommend...
30 comments posted 16yrs
posted by pawihte
30 comments posted 16yrs posted by pawihte

Permanent magnet alternators?

Why do vehicle alternators not employ permanent (Nd) magnets?
13 comments posted 16yrs
posted by mrdarrett
13 comments posted 16yrs posted by mrdarrett

Was Runaway Prius Really A Runaway? Or Just A Prank?

A few years ago I was looking at a minivan with defective ABS and I turned to an astute ex used car dealer and said inc...
40 comments posted 16yrs
posted by Bret_E_Cahill
40 comments posted 16yrs posted by Bret_E_Cahill

polarized cap in audio circuit?

is it ok to use an electrolytic polarized cap to block dc signals in an audio circuit? Basically I have this kit http:/...
4 comments posted 16yrs
posted by panfilero
4 comments posted 16yrs posted by panfilero

Low end scopes & where to buy

Hi, I'm searching for low end scopes such as Rigol, Atten, Owon, etc. So far I'm sold on the Rigol DS 1052E. I was abou...
12 comments posted 16yrs
posted by energymover
12 comments posted 16yrs posted by energymover

Floating the 'scope

Why do they make 'scope inputs ground referenced to the third wire of the AC plug? Today I smoked the 10 ohm resistor t...
83 comments posted 16yrs
posted by ggherold
83 comments posted 16yrs posted by ggherold

Choosing a PIC controller

Hi, I have been reviewing farnell's shop to get an idea of existing PICs, but I am clueless regarding which one i shoul...
6 comments posted 16yrs
posted by guillaume.quere
6 comments posted 16yrs posted by guillaume.quere

Follow up on the Stepper Question: H-Bridge

I had posted recently about stepper motor control. Since that post and the replies I received I have come to the point...
10 comments posted 16yrs
posted by hboothe
10 comments posted 16yrs posted by hboothe