Hobby Electronics Basics

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Kill-a-Watt meter for 110-220 Volts

I'm in California, USA. During the summer, the wall mounted air conditioner probably consumes around 80 to 90 percent o...
22 comments posted 16yrs
posted by none
22 comments posted 16yrs posted by none

internet bandwidth question

Let's say for example a colleague of mine wants to start a news network: something comparable to cnn.com or news.bbc.co...
3 comments posted 16yrs
posted by mrdarrett
3 comments posted 16yrs posted by mrdarrett

Removing battery from Pogo (Radio Your Wave)?

The Subject radio is discontiuned, but I still occasionally use mine. It's sort of like Tivo for radio. Anyway, I decid...
0 comments posted 16yrs
posted by wolftracks
0 comments posted 16yrs posted by wolftracks

Severall questions

Hi, I bought reflow soldering station from USA. I don't know why it did not occur to me that the voltage over there is...
12 comments posted 16yrs
posted by klaine8
12 comments posted 16yrs posted by klaine8

soldering?

I'm comfortable with soldering components to a board (mostly thru-hole stuff), but I still struggle greatly with solder...
16 comments posted 16yrs
posted by tvisitor
16 comments posted 16yrs posted by tvisitor

modifying existing LED cirtuit

Hello all, i have a basic question to ask, i tried to find it on the web but with no luck. i am trying to use a LED arr...
14 comments posted 16yrs
posted by robbob1er
14 comments posted 16yrs posted by robbob1er

Remote controlled flashlight?

I would like to be able to turn a flashlight on and off with a wireless remote from about 20' away (or so). I figured i...
15 comments posted 16yrs
posted by harry
15 comments posted 16yrs posted by harry

Ping JB (ThinAirDesigns)

JB, I posted the following a while back, but haven't seen a reply. Maybe I missed it or maybe you missed my post? "Whil...
1 comments posted 16yrs
posted by jfields
1 comments posted 16yrs posted by jfields

unstable opamp ringing oscillating and such

can anyone in here explain why a OpAmp could oscillate or become unstable if there are 2 poles before it reaches 0dB on...
18 comments posted 16yrs
posted by panfilero
18 comments posted 16yrs posted by panfilero

Why such wide price difference in fuses?

I was looking for a 0.75 to 0.8A fuse for a PSU I've built and there's a very wide price difference in what seems to me...
4 comments posted 16yrs
posted by spam
4 comments posted 16yrs posted by spam

Device on cable

Cables which connect USB ports with peripherals such as cameras frequently have black cylindrical objects on the cables...
4 comments posted 16yrs
posted by dewhurst
4 comments posted 16yrs posted by dewhurst