Electronics Forum / Electronics / March 2006

I am trying to get a red/green bicolour LED in a standard 3mm bullet style.
Doesn't matter if it is 3-lead common cathode or 2-lead bipolar, but must be in
that housing style.  All I've been able to locate are 5mm bullet or 3mm pin.
Anyone know a local (oz) source?

Every year, Shelly the tortoise gets lost or manages to escape the garden.
It can take days to find her.  I would like to build a locating device so
that I can track her down.
The basic requirements are:

Thursday, February 23, 2006
World BlueStar Awakes With (ElectroDynamic) Start!
press release for all peoples of the world ...
birth of Electrodynamic Blue Star, Global Consciousness!

Just saw an ad for a new show on CH9 called "Clever" due to start
Sunday night.
Looks like a Mythbusters/Brainiac style show with a bit of Guiness
World Records thown in.

I just bought a multimeter that has a transistor test socket for hfe
testing.  My PNP transistors it says are 180 or so, and that sounds right,
assuming it's some kind of 'gain' measurement.  But all of NPN transistors
it says have values of 1 or 2, or in case, 3.  I'm sure I'm ...

Okay so the nice folks here at work have decided to procure an H-P 214 pulse generator cheap off ebay.  And guess what, it
doesn't work!
Quick examination revealed the output tubes were gassy - the getter looks like chalk.  And here's the even worse problem...
the tubes seem to ...

I wish to apologise for all the nasty things I have said about the
Australian people.
I was wrong.
I am demented and have a medical problem.  I have been out in the sun too

"Mike Paull"

My company produces 2 boards for a fire alarm system we make.  1 board
is a momentary push button, and a multi-coloured led.
The second board is the same board; however, allows you to connect any
push button / toggle switch and led you wish.

What certifications are mandatory for export to Europe (EU Countries)
for electronic products
- working on 12 volt car battery
- to be fitted inside an automobile

Hi, all
I am after a power adapter to produce 7.5V@1.5A.
Everyone seem to sell universal adapters but they all go up to 1A only. Any
ideas where I can get one?

Is there any way to make a dc power supply capable of 50+ amps a
12-13.8 vdc?  Basically, I'm looking for something to simulate th
power from a car without the whole battery and charger setup.  Part
express sells a nice rackmount one, but I'd rather not part with $190

Is there any way to make a dc power supply capable of 50+ amps a
12-13.8 vdc?  Basically, I'm looking for something to simulate th
power from a car without the whole battery and charger setup.  Part
express sells a nice rackmount one, but I'd rather not part with $190

hi, friends
   I have a problem with mbr1560ct  it is a 15A schottky barrier
rectifier but I didn't find it then I will try the two following ideas
& I want your suggestions

Is there any way to make a dc power supply capable of 50+ amps at
12-13.8 vdc?  Basically, I'm looking for something to simulate the
power from a car without the whole battery and charger setup.  Parts
express sells a nice rackmount one, but I'd rather not part with $190.