Hobby Electronics Basics

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D82C55AC-2

I've bought 10 pcs of "82C55" through mail, and received D82C55AC-2. The problem is that the output high voltage of any...
2 comments posted 18yrs
posted by aleksaZR
2 comments posted 18yrs posted by aleksaZR

Messages Deleted on Answering Machine

My housekeeper accidentally deleted all the messages (including my 2 year old daughter's) from my Uniden 900 MHz 378 se...
1 comments posted 18yrs
posted by senin
1 comments posted 18yrs posted by senin

Is a parallel amp the same as a balanced amp?

Hello all, The differences between a parallel amplifier and a balanced amplifier is rather confusing. Are they the same...
14 comments posted 18yrs
posted by nick.adams95
14 comments posted 18yrs posted by nick.adams95

Question about equivalent model

I have some doubts about equivalent model for pn junction...if i consider a pn junction, the large signal equivalent mo...
2 comments posted 18yrs
posted by silusilusilu
2 comments posted 18yrs posted by silusilusilu

Low pass filter hookup

Hello, I created a low pass filter in orcad and trying to put theory into pratical. The circuit output is always showin...
4 comments posted 18yrs
posted by mclesperance
4 comments posted 18yrs posted by mclesperance

Please help!!

Could someone please help me. I need Hayt: Engineering electromagnetics, 1981. 4th edition solution manual. It will hel...
4 comments posted 18yrs
posted by harcore_worker
4 comments posted 18yrs posted by harcore_worker

details about emitter follower voltmeter

i have a presentation on emitter follower voltmeter and i dont know nothing abut it.if anyone give me details on emiter...
4 comments posted 18yrs
posted by maaani2121
4 comments posted 18yrs posted by maaani2121

How to use variable power supply for charging

Hi, I'm reposting this here, my previous attempt was probably in an inappropriate place. I bought a variable voltage va...
5 comments posted 18yrs
posted by charlesblackstone1
5 comments posted 18yrs posted by charlesblackstone1

3 in 1 toggle switch?

Looking to do the following: I have a SATA drive I want to be able to disable the power to on occasion. Long and short,...
13 comments posted 18yrs
posted by aol
13 comments posted 18yrs posted by aol

Crystal oscillator

OK, Here's what I want to build: http://www.kako.com/neta/2007-001/circuit1.png Are the two series caps performing the f...
1 comments posted 18yrs
posted by kasterborus
1 comments posted 18yrs posted by kasterborus

op amp basics

hello, I am trying to understand the fundamental of op-amp. I found this link to be very interesting: courses.ece.uiuc....
2 comments posted 18yrs
posted by lerameur
2 comments posted 18yrs posted by lerameur

Microchip's TB008 Reprise

**Hi to all: On March 13 this year - poster " Hammy" raised a few valid questions about Tech Bulletin " TB 008 " on the...
8 comments posted 18yrs
posted by philallison
8 comments posted 18yrs posted by philallison