Hobby Electronics Basics

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Good quality SPICE book

Hi, I'm looking for a good quality SPICE circuit analysis reference, something that presents an overview of the SPICE l...
1 comments posted 19yrs
posted by rlanier
1 comments posted 19yrs posted by rlanier

Varying DC Offset

Hi! I'm getting an output signal (from my transimpedance amp) that has a varying DC offset. The maximum size of the off...
9 comments posted 19yrs
posted by jglai16
9 comments posted 19yrs posted by jglai16

Universal converter/adapter/transformer

Hi, First please forgive my very limited knowledge of electronics. I live in Canada and am looking for a universal conv...
5 comments posted 19yrs
posted by cossettepatrick
5 comments posted 19yrs posted by cossettepatrick

USB Drive is putting noise on TV?

Hi All, I have a PVR (something like Tivo) connected to my home theatre system that can connect to an external USB hard...
4 comments posted 19yrs
posted by homi_us
4 comments posted 19yrs posted by homi_us

static drain-source on resistance

On the datasheet for the STP80PF55 http://www.st.com/stonline/books/pdf/docs/8177.pdf I can't make head or tail of figur...
12 comments posted 19yrs
posted by kellrobinson
12 comments posted 19yrs posted by kellrobinson

speaker connectors ?

maplin used to sell round, spring loaded , single post connectors that you could just press down and push a wire in and...
2 comments posted 19yrs
posted by davesuejon
2 comments posted 19yrs posted by davesuejon

oscillation stability

I am using 74hc14 to produce a fixed tone. However, the output keeps varying the low values around 1 khz. Could anybody...
10 comments posted 19yrs
posted by kvsteve
10 comments posted 19yrs posted by kvsteve

Genuine Lifetime Income!!

You Have Finally Found It Genuine Lifetime Income!! www.ezinfocenter.com/9681069/CB Earn!! =E0 5000 US Dollars per mont...
0 comments posted 19yrs
posted by kavigovindan
0 comments posted 19yrs posted by kavigovindan

Designing LC filters for amplifiers?

Hi All, Something has me stumped, and it's pretty fundamental: If I'm designing an LC bandpass filter for the output of...
40 comments posted 19yrs
posted by billcalley
40 comments posted 19yrs posted by billcalley

Low Zener Voltage?

Hi Guys: This is a simple one. I've got a 0 to 5V square wave that I want to convert to a 0 to 3.3V square wave. I trie...
5 comments posted 19yrs
posted by eromlignod
5 comments posted 19yrs posted by eromlignod

Very basic beginning electronics

I would like to see some interest in basic, for beginners... like:what does a diode do, and what is it for; what is a t...
5 comments posted 19yrs
posted by nnisevich
5 comments posted 19yrs posted by nnisevich

Light better than WiFi for network connections?

I'm not sure this is the right group, but I recently read in Scientific American that visible or infrared light would b...
7 comments posted 19yrs
posted by alfargnoli
7 comments posted 19yrs posted by alfargnoli

Using LM56 to control heating element

I'm thinking of using the LM56: http://www.national.com/ds/LM/LM56.pdf My question is what is typically used as the hea...
4 comments posted 19yrs
posted by spamme
4 comments posted 19yrs posted by spamme

Electroplating material ?

Can anyone please answer this, and/or point me to a website that gives some details ? What is that yellowish finishing...
7 comments posted 19yrs
posted by pawihte
7 comments posted 19yrs posted by pawihte

AA Battery capacity tester- resistor & clock

I've got a couple dozen Nimh batteries that are starting to show signs of age. [some are 7yr old 800mAh, the newest are...
14 comments posted 19yrs
posted by elbrecht
14 comments posted 19yrs posted by elbrecht