Hobby Electronics Basics

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Thanks to all

I simply want to send a note to this group, thanking those who chose to "chime in" when I was going through my problems...
2 comments posted 20yrs
posted by mea305
2 comments posted 20yrs posted by mea305

How do I test my ac/dc adaptor?

Hi, My laptop isnt charging anymore. I thought before pulling apart the laptop to check the connection inside, I would...
2 comments posted 20yrs
posted by squeeky_george
2 comments posted 20yrs posted by squeeky_george

Collector to Base Resistor - Why?

Help me to understand the purpose of this resistance, please. Typical single Q NPN amplifier (guitar boost). o--/\\/\\/...
30 comments posted 20yrs
posted by lumpy
30 comments posted 20yrs posted by lumpy

Can I

Hi , I designed a pulse generator which operate exactly the same way old computer mouse mechanism works. (IR emmiter-se...
3 comments posted 20yrs
posted by Triblesix
3 comments posted 20yrs posted by Triblesix

Crystals' Shunt & Load Capacitance

My question refers to this spec http://www.raltron.com/products/pdfspecs/crystal_rse_a_b_c_d.pdf What is Shunt Capacita...
3 comments posted 20yrs
posted by quanghoc
3 comments posted 20yrs posted by quanghoc

I need help on ADS1217

I use ads1217 for data acquirement But I can't make it work properly . I can make sure there is no problem on hardware....
2 comments posted 20yrs
posted by steelen
2 comments posted 20yrs posted by steelen

Suggestions for aspiring hobbyist

There must be a million of these posts on this group and I apologize in advance if I'm violating some rule. I come from...
14 comments posted 20yrs
posted by sly.psi
14 comments posted 20yrs posted by sly.psi

What is important to look in OPTOEMITTERS?

Hi, I am doing a school project (not electronic project) and I want to know how people buy OPTOEMITTERS. Can you tell m...
10 comments posted 20yrs
posted by quanghoc
10 comments posted 20yrs posted by quanghoc

Voltage Regulator help

I am looking to build or find a replacement regulator for my '82 honda CB650 Nighthawk (motorcycle) My problem arises w...
9 comments posted 20yrs
posted by grimmier
9 comments posted 20yrs posted by grimmier

Looking for a good bench PSU

Hi all, A friend of mine (yes I really do have one) is after a bench power supply, but isnt sure what to get. Given tha...
10 comments posted 20yrs
posted by mark
10 comments posted 20yrs posted by mark

Yet another PIC question

My project will be using several large tables of data (2Kb each). I want to use TBLRD to access the words/bytes, but I'...
14 comments posted 20yrs
posted by randy.day
14 comments posted 20yrs posted by randy.day

Just a diode

What will you see if u measure a sensitive Voltmeter to the end leads of a Diode ?
14 comments posted 20yrs
posted by JikkuJose
14 comments posted 20yrs posted by JikkuJose

Electrolitic Capacitors

What will happen if u connect an electrolitic capacitor, in opposite polarity ?? .... can we use an electrolitic capaci...
4 comments posted 20yrs
posted by JikkuJose
4 comments posted 20yrs posted by JikkuJose

Book on AC Design

What would be a good book on filters, oscillators, and AC circuit design?
1 comments posted 20yrs
posted by glhansen
1 comments posted 20yrs posted by glhansen