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Lumped element model limitation

Can somebody tell me why the lumped element model breaks down when actual circuit impedances are very low, or when the...
2 comments posted 22yrs
posted by tspjor
2 comments posted 22yrs posted by tspjor

I need shematic...

I need shematic for power soply 400W Can yu help me with some link??? On my mail , or grop!?!? thx!!!
7 comments posted 22yrs
posted by matko.grga
7 comments posted 22yrs posted by matko.grga

Question for the RF gods among us

I am in the market for a decent introduction and mid-level course on RF, in book form. I think I have narrowed my choic...
2 comments posted 22yrs
posted by db5151
2 comments posted 22yrs posted by db5151

Spice Model for Loudspeaker

I'm looking for a Spice model for a Loudspeaker, BUT I need CONE DISPLACEMENT as the output. Thanks! ...Jim Thompson --...
11 comments posted 22yrs
posted by thegreatone
11 comments posted 22yrs posted by thegreatone

Hermaphroditic bullet connector

I am trying to specify the connector shown at http://www.powerstream.com/z/2pole.jpg to a company in china. Can anyone...
1 comments posted 22yrs
posted by mlund
1 comments posted 22yrs posted by mlund

COB PCB with blinking led

I'm looking for a COB(chip on board) PCB with a blinking led. This can be found in toys and electronic candles. I need...
3 comments posted 22yrs
posted by roy.c
3 comments posted 22yrs posted by roy.c

Synchronizing FPGAs

Hello newsreaders, For a while I have been confronted with the following task which I find quite challenging but unfort...
0 comments posted 22yrs
posted by ikeepthespiritalive
0 comments posted 22yrs posted by ikeepthespiritalive

Remington Electric Shaver Circuit board

To All; I'm trying to find information on a power supply circuit board for a Remington Electric Shaver. There's a etche...
0 comments posted 22yrs
posted by root-mean-square
0 comments posted 22yrs posted by root-mean-square

4 layer PCB prototype manufacture.

I'm in the UK and looking to prototype a 4 layer board nominally 100 x 200mm. Can anyone point me in the direction of a...
30 comments posted 22yrs
posted by Fred
30 comments posted 22yrs posted by Fred

Elektor Lab Supply, 1987-

It was a adjustable supply, with digital meters and voltage and current were adjustable. Also, by fliping a switch, it...
7 comments posted 22yrs
posted by jankro_
7 comments posted 22yrs posted by jankro_

How to Polish Glass to Get Rid of Frosting

Our "students" AKA taggers like to use some kind of frosting pencil to graffiti up the mirrors. I'd like to find a way...
6 comments posted 22yrs
posted by alondra101
6 comments posted 22yrs posted by alondra101

FS: Electronic components / FO cords

I have a large lot of new electronic components for sale, asking $200 for the lot. E-mail me for full pdf list or read...
0 comments posted 22yrs
posted by mkatz8
0 comments posted 22yrs posted by mkatz8