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What were the -5/+12 supplies for in old NMOS?

Over on a web forum [1] someone asked about some of the older logic chips that required multiple supplies and it's been...
2 comments posted 18yrs
posted by wiml
2 comments posted 18yrs posted by wiml

Gyroscopic Inductance

This is a new design for Gyroscopic Inductance circuit for DC current production using the gyroscope itself as the indu...
2 comments posted 18yrs
posted by extremesoundandlight
2 comments posted 18yrs posted by extremesoundandlight

what is your opinion about original and fake?

In fact , fakes are everywhere. but why they cant be totally forbidded? and why still so many many B2B platforms exist?...
1 comments posted 18yrs
posted by sys.club
1 comments posted 18yrs posted by sys.club

I need ISD Digital Sound Recorder data sheet

Hai, I Am electronic hobbies and I need ISD Digital Sound Recorder data sheet for 10 to 60 second THX
1 comments posted 18yrs
posted by uwar53ltd
1 comments posted 18yrs posted by uwar53ltd

Capacitors & conservation of charge

Hi all, While messing with buck/boost circuits I had some thoughts which don't hold up in real tests.... A simple examp...
5 comments posted 18yrs
posted by exxos_uk
5 comments posted 18yrs posted by exxos_uk

Rental PCI analyzer / stimulator?

I need to rent a 32-bit 33MHz PCI Analyzer / Stimulator. I've tried many of the usual supects, but no luck so far. Any i...
1 comments posted 18yrs
posted by pfraser
1 comments posted 18yrs posted by pfraser

Desoldering question

I started doing hobby electronics again fairly recently, and recycling/ scavenging is a big draw for me. As it happens,...
15 comments posted 18yrs
posted by mr.intj
15 comments posted 18yrs posted by mr.intj

Newby Questions On Stand Alone DSL

A company that is not a phone co. offered a contract for stand alone DSL. 1) If DSL is always on, does that mean that y...
4 comments posted 18yrs
posted by nospam
4 comments posted 18yrs posted by nospam

Samsung 40 inch LCD TV

Hey guys , you know the latest reviews Samsung 40 inch LCD TV... Buy the Best in Samsung LCD TV from Amazon. Check out...
0 comments posted 18yrs
posted by jeffrymerkt
0 comments posted 18yrs posted by jeffrymerkt

Bio Lab Question (Field Strength)

If I drive an A/C voltage into two parallel wires taped to either side of a magnolia leaf 4cm apart, how do I calculate...
6 comments posted 18yrs
posted by jonmcleod2003
6 comments posted 18yrs posted by jonmcleod2003

100~300V 50~300KHz amplifier

I need amplify a 147KHz sinewave to 100~300V p-p. I was hoping to find something I could just connect to a function gen...
3 comments posted 18yrs
posted by jonmcleod2003
3 comments posted 18yrs posted by jonmcleod2003

Java Microcontrollers

Can you get microcontrollers that are programmed with Java. All the onesi have found are programmed in basic assembly or...
9 comments posted 18yrs
posted by Micheal.A.Lynch
9 comments posted 18yrs posted by Micheal.A.Lynch

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0 comments posted 18yrs
posted by zhushao888
0 comments posted 18yrs posted by zhushao888