Electronics Forum / Electronics / March 2007

It seems one of the disadvantages of using water from bath / washing machine
is that the bloody mice get in from where the hose exits the house. One (at
least) of the little buggers refuses to be beaten, cunning mongrel eats the
bait off the mousetrap, craps, and scatters away ...

Does anyone still sell kits for strobe lights?
or anything that drives a Xenon flash tube?
cheers
Terry

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My elderly neighbor has a SpeakEZ VCR and has not used it for some time. He
can't find the users manual. Can anyone tell me how it works? Apparently,
one speaks to it.

Went to look at Trickie Dickie's website late last night, as they are my nearest
(and dearest!) option and I only wanted to check one part.  But their site was
in meltdown.
Today their server is up and running and I looked up the part.  Can't believe

No, it isn't a birth-control thing, it's a 'ghetto' method of using a
laser printer to create iron-on toner resist to PCB boards.
See: http://www.fullnet.com/~tomg/gooteepc.htm
Thought I'd give it a go last weekend, and not having the 'special'

I have an mp3 player (no name cheapy) that I want to use via the head
unit in my car.
I connected the earphone output (2.5mm stereo) to the aux in on the head
unit ( 2 x RCA's) and it works as it should ie I can control volume,

Years ago, Microswitch Corp. manufactured a series of panel
switch/indicator assemblies. From the front they appeared rectangular,
had provisions for inserting legends, and contained 28V type 327
midget flanged lamps. Versions were available as simple indicators,

I believe three of my 16F628s have suffered from the following problem
documented on the Microchip website.
http://support2.microchip.com/KBSearch/KB_StdProb.aspx?ID=SQ6UJ9A003LD0

I have an axis 2100 webserver cam that runs from a 12vac plugpack. I
want to run it on 12v dc and it refuses to work. It seems to want ac,
perhaps the 50hz for a clock or something.
I DONT want to have a 12v>240v inverter just to run this as

If anyone has an RCA SOUND large cassette cartridge player, from
1950-60's era, I'm interested in buying one- stereo output with tubes
preferred, but will also consider solid state/mono machines and tapes
please email

Hi, would anyone know if a UV eprom listed as a 2764 is the same as
a M27c64a? I am trying to find a replacement part but am in slightly
unfamiliar territory.
Any help would be greatly appreciated, Thanks.

Here is a question for some old-timers:
I need to parallel several 7406 outputs in order to sink more current.
But each time I add one more, I also add its capacitance.
So I need to know: what is the "output capacitance" of each 7406 open

Hi Group, wondering if anyone can give me an idea if i'm on the right track
for a charging time on a handheld radio battery.
  It's a kenwood copy and the "fast" charger cradle says 14.5v input at
800ma and it lists the output at 9.4v at 850ma both DC. The battery is a

Hi,  I'm producing embedded equipment that needs to know about daylight
saving, which was introduced in WA late last year. The WA arrangement is
that clocks shift early in the last Sunday of a specified month. That's
reasonably OK to program into an embedded device, the only ...