Hobby Electronics Basics

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Power supply questions:

A power supply on one of my computers recently failed. ( I know it is the supply. I yanked another supply out of anothe...
2 comments posted 21yrs
posted by olczyk2002
2 comments posted 21yrs posted by olczyk2002

Eagle CAD layout to ODB++ Format?

Does anyone know of a script or converter? Thanks!
0 comments posted 21yrs
posted by no-spame-matt
0 comments posted 21yrs posted by no-spame-matt

home theater sound problems

My Panasonic home theater system pretty much works great. However, quite frequently the sound will be interupted by a p...
3 comments posted 21yrs
posted by anowade
3 comments posted 21yrs posted by anowade

Voltmeter with hold reading

Hello All, I posted a few months ago about building a discharger for a DeWalt 18v battery. Thanks to everyone who contr...
30 comments posted 21yrs
posted by mark_gramlich
30 comments posted 21yrs posted by mark_gramlich

convert current meter

Is it possible to convert an analog meter that measures up to 500mA to read up to 1 amp and also 1.5 amps. This is to m...
3 comments posted 21yrs
posted by patgowa
3 comments posted 21yrs posted by patgowa

Help

Hi, I am an engg student(first year) (electronics) I am very much interested in electronics so can u please tell me whe...
6 comments posted 21yrs
posted by rvbbhushan
6 comments posted 21yrs posted by rvbbhushan

Terminology: "decided signal"

Hello, Could someone briefly explain what a "decided signal" is? Is it, f. i., similar to a "selected signal"? TIA and h...
5 comments posted 21yrs
posted by none
5 comments posted 21yrs posted by none

Value of a ceramic capacitor

I am asking if anyone can give a guess at the value of a capacitor just from my following description... I have a cheap...
10 comments posted 21yrs
posted by foreignpigdogAThotmailDOTcom
10 comments posted 21yrs posted by foreignpigdogAThotmailDOTcom

Trouble Calculating DC Resistance

I was looking through some old electronics books of mine, and I can't seem to figure out the equation to calculate the...
11 comments posted 21yrs
posted by kamizu83
11 comments posted 21yrs posted by kamizu83

Recovering code from ancient EPROMs and PLAs

Dear All, I have to duplicate a board that was designed by our company 18 years ago. It has 2732A EPROMs, 8086 and 8753...
6 comments posted 21yrs
posted by boothmultipler
6 comments posted 21yrs posted by boothmultipler

Newbie on Electricity

Can anyone tell me if I should start studying on BASIC PRINCIPLES OF ELECTRICITY or jump to VOLTAGE, CURRENT, POWER, EN...
7 comments posted 21yrs
posted by Genesis8548
7 comments posted 21yrs posted by Genesis8548

looking for a delay off circuit

Hello, i'm looking for a simple delay off circuit. I have a switch which controls the 120vac via a relay which turns on...
18 comments posted 21yrs
posted by news
18 comments posted 21yrs posted by news

Resonant Frequency

Hello, i want to know how to calculate the resonant frequency of the following circuit by equations http://www.geocities...
19 comments posted 21yrs
posted by aezzat1
19 comments posted 21yrs posted by aezzat1

Dual +ve edge

I need a low power very low offset voltage comparator opamp which will take 0-5v as supply voltage. It should take -5v...
4 comments posted 21yrs
posted by alienonearth
4 comments posted 21yrs posted by alienonearth