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opposing voltage sources

I've been looking at Keithley application notes for the Franck-Hertz experiment. Some of them show voltage sources that...
1 comments posted 18yrs
posted by ara
1 comments posted 18yrs posted by ara

switched reluctance motor controller

Can anyone suggest a url where I can find schematics for a controller for switched reluctance motor please. Thanks Motor...
0 comments posted 18yrs
posted by seshukanuri
0 comments posted 18yrs posted by seshukanuri

power supply question

Hi! Would appreciate some help. Was thinking of using a car radio at home. Specs read current consumption 1.5A (at .5W)...
4 comments posted 18yrs
posted by Lou717
4 comments posted 18yrs posted by Lou717

schematic needed; five phase stepper controller

Can anyone provide me schematic for five phase (five wire, penta connection) stepper motor controller. If it's possible,...
9 comments posted 18yrs
posted by ikalafat_makni
9 comments posted 18yrs posted by ikalafat_makni

Left-handed 3-pole disconnect switches?

I need a 3-pole safety disconnect switch rated at 208V / 60A, unfused. I can find one at any of several equipment suppl...
4 comments posted 18yrs
posted by sparkyguy
4 comments posted 18yrs posted by sparkyguy

New Electronics Company

I set up a business bank account for my electronics business about 6 months ago so far I have been delayed in 'doing' a...
0 comments posted 18yrs
posted by damianjohnbrown
0 comments posted 18yrs posted by damianjohnbrown

mercury vapor tetrodes

Does anyone make and sell them besides the one specially made by Leybold? -- Ignorantly, Allan Adler * Disclaimer: I am...
1 comments posted 18yrs
posted by ara
1 comments posted 18yrs posted by ara

Amplilfier wiring

I don't know if this is the right NG to ask about the following: I have a Sony DAV-FX500 5.1 home theater now installed...
6 comments posted 18yrs
posted by myaddress
6 comments posted 18yrs posted by myaddress

Indoor AM/FM Antenna

I live in an apartment and would like to try using an indoor AM/FM antenna in order to improve reception of radio broad...
3 comments posted 18yrs
posted by nospam
3 comments posted 18yrs posted by nospam

Sony SLV-620HF vs. SLV-690HF VCRs

I recently picked up a couple of Sony HI-Fi VHS VCRs at Goodwill for a few bucks each, one is a model SLV-620HF, the ot...
0 comments posted 18yrs
posted by pdp11
0 comments posted 18yrs posted by pdp11

1W LED driver module

Dear All, I'm looking for a source of small and preferably cheap boards that will drive a 1W (i.e. approx 3.3V, 350mA,...
2 comments posted 18yrs
posted by spam_from_usenet_0606
2 comments posted 18yrs posted by spam_from_usenet_0606