15485Re: [Electronics_101] Re: Point me into the right direction please.
- Feb 1, 2005On Tuesday 01 February 2005 03:32 pm, rtstofer wrote:
> > > but when I found out what I could do with RTL logic circuits myI suspect that a lot of the hobby-type projects that used these were because
> > > curiosity picked up and away it went.
> > OTOH, I can remember a number of fun and interesting projects
> > that used those parts. Are they still around at all anywhere?
> I haven't seen RTL or DTL in years and years.
they were available in the surplus market...
> I think by the early 70s TTL had taken over the world because it reduced theI think it was 1970 I first ran into it.
> issues of fan-in, fan-out and rise-times.
> But I still have one of my first books on the topic - "Logic Design WithA lot of the simpler tricks that used to be pretty common are a lost art any
> Integrated Circuits" by William E Wickes published by John Wiley and Sons
> 1968. It is still the first thing I reach for when I want to do
> minimization - something of a lost art given the size of CPLDs and FPGAs.
more, they don't teach it in the tech schools and colleges, and the folks
coming into the field just aren't aware of a lot of this stuff.
> No, I believe their big market was stereo equipment.Really? That's interesting. I was actually in a couple of their stores, way
back when, looking for employment. One was in NYC and one was in Frazier,
PA. I honestly don't recall what was in those stores, it was so darn long
ago, and I can't remember the last time I saw one of their catalogs...
> The Japanese pretty much own this market and you don't have to put itYep, and for TVs and such the Koreans and even China is making some
nontrivial inroads. There almost isn't much of a domestic electronics
industry any more, at least not for consumer stuff.
> I don't know if there is enough of an increase in the number ofYes. I suspect that used stuff was always out there, but it sure is easier
> people interested in electronics to drive a kit based test equipment
> market or not. There is so much used equipment on eBay.
to find it these days.
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