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diode for log gain circuit

Knowing the voltage across a diode, I need to determine the current through it with a fair degree of accuracy over a ra...
3 comments posted 20yrs
posted by scottk
3 comments posted 20yrs posted by scottk

Manual for electronic dictionary

Hi.I'm looking manual for Translator:ECTACO Language Teacher EP3000.I looked at google and producer's site.There is no...
2 comments posted 20yrs
posted by rbonzo
2 comments posted 20yrs posted by rbonzo

NEC Plasma fried PS

A friend has two large Plasma screens with burned out power supplies. He's a Broadcast Maintenance Engineer at a 24 hou...
3 comments posted 20yrs
posted by otterson
3 comments posted 20yrs posted by otterson

reverse polarity for a pool chlorinator

i want to build a polarity reverser circuit that reverses the polarity on my saltwater chlorinator as this keeps the sa...
4 comments posted 20yrs
posted by iamjustsogood
4 comments posted 20yrs posted by iamjustsogood

RF Modulator help

Hi y'all, I have a 30-yr-old TV, and one of those Commodore 64-in-a-joystick things (top xmas present!). Unfortunately...
3 comments posted 20yrs
posted by greenaum
3 comments posted 20yrs posted by greenaum

Silly Electric motor improvement

Children generally suggest all sorts of things because education has not taught them that the toys they play with can't...
26 comments posted 20yrs
posted by nimbo
26 comments posted 20yrs posted by nimbo

build a coax video cable

Depending on the price I may want to build my own coax video cable to connect a "standard" tv to dvd player (and other...
2 comments posted 20yrs
posted by drubnone
2 comments posted 20yrs posted by drubnone

UK power brick polarity

******** UK power brick polarity Greetings from France, Father Christmas has brought us a British cordless telephone wi...
6 comments posted 20yrs
posted by postel
6 comments posted 20yrs posted by postel

Need Manual for TrueTime GPS-TMD 505

Greetings, All Please, I am looking for some technical information, and preferably a manual for the TrueTime Model 505-...
0 comments posted 20yrs
posted by garwonko
0 comments posted 20yrs posted by garwonko

Panasonic TV Problem

I wonder if someone can help? I have "googled" with all of the key words I can think of.... I have a Panasonic CT-2006S...
2 comments posted 20yrs
posted by skypilot49
2 comments posted 20yrs posted by skypilot49

New Google New Group for Computer buses

I started a new google news group called interfacebus. The group will act as a forum for the web site http://www.interf...
0 comments posted 20yrs
posted by Interfacebus.Engineer
0 comments posted 20yrs posted by Interfacebus.Engineer

Jacob's Ladder problem.

I made a jacob's ladder with a 2 MOT stack, inductive ballasted to 40 mh shorted, bare 4ga wire electrodes, 13.9 Mohm G...
25 comments posted 20yrs
posted by bhauth
25 comments posted 20yrs posted by bhauth

DC Motor regeneration question

When a DC motor (say 12V, 150W) regenerates, what would happen if no load is connected across its terminals ? It would...
6 comments posted 20yrs
posted by siliconmike
6 comments posted 20yrs posted by siliconmike

Heat Sink for Mosfets question:

I have 3 mosfets: a) 1 for line powered flyback convertor switching, Peak Drain Voltage is 500V b) 1 for high side of 1...
2 comments posted 20yrs
posted by siliconmike
2 comments posted 20yrs posted by siliconmike