Hobby Electronics Basics

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How can I use a 220volt kitchen appliance?

I have a 220volt 600watt kitchen appliance from abroad which I would like to use here in the US. I am not willing to us...
1 comments posted 21yrs
posted by googlegroups.0nly
1 comments posted 21yrs posted by googlegroups.0nly

cassette player modification

Hi! I'm attempting to add an auxilliary input to a factory radio in a 2004 Mazda 6 with an in-dash cd changer and modul...
1 comments posted 21yrs
posted by jleewilliamsjr
1 comments posted 21yrs posted by jleewilliamsjr

Stepper phase windings

I have a lot of small stepper motors with 16 leads (8 pair of windings). Is there some procedure I can go through to fi...
1 comments posted 21yrs
posted by kdoney*
1 comments posted 21yrs posted by kdoney*

Resonance

-->------L-- I | | C R | | = = Circuit seen above (series RL and a parallel C) is supposed to resonate somehow. There i...
30 comments posted 21yrs
posted by daksoy
30 comments posted 21yrs posted by daksoy

Attenuator impedance

We have this setting: ...--(56ohm)----(47ohm)----(47ohm)----(RG58/U to spectrum analyzer) | | (3.3ohm) | | --- --- 47oh...
3 comments posted 21yrs
posted by daksoy
3 comments posted 21yrs posted by daksoy

Design and work around

I had a company design a custom terminal board for me. It does numerous things, but what I'm fighting with is the analo...
1 comments posted 21yrs
posted by rwskinner ATawesomenet Dot net
1 comments posted 21yrs posted by rwskinner ATawesomenet Dot net

Multi-output regulated PSU

I want to make a regulated bench PSU with three adjustable outputs (LM317/337). Do I need to use a separate smoothing c...
6 comments posted 21yrs
posted by cedar_bucket
6 comments posted 21yrs posted by cedar_bucket

wiring up LED's for in-house use

I'm looking for some direction here. I've come up with an idea for a home project. But don't know where..or exactly WHA...
12 comments posted 21yrs
posted by chillzatl
12 comments posted 21yrs posted by chillzatl

Why is VA used instead of Watts?

Volts times amps = watts. So it would seem to me that the spec. on a transformer would be watts. But I see VA specified...
11 comments posted 21yrs
posted by etpm
11 comments posted 21yrs posted by etpm

Zero ohm resistor ?

yesterday I brough a x'mas three kit set for soldering, But the circuit use four nos. of zero ohm resistor.Can any perso...
7 comments posted 21yrs
posted by mowhoong
7 comments posted 21yrs posted by mowhoong

Resistor value for battery charger

Okay, I think this is a basic question... Bought an rechargable drill at a garage sale. Of course it doesn't work - bec...
7 comments posted 21yrs
posted by rf76309
7 comments posted 21yrs posted by rf76309

Problems with the NTE 3083 (4N32) Optoisolator

I am using a pair of these as the output stage in my dual pulse generator discussed in several recent threads. When bre...
21 comments posted 21yrs
posted by Jag_Man653R-E-MOVE
21 comments posted 21yrs posted by Jag_Man653R-E-MOVE