Electronics Forum / Electronics / June 2004

Has anybody seen those stupid fault reports like;
Make: ABrand
Model:xyz123
Fault: will not rewind

In case anyone hasn't seen the news, Scaled Composites will attempt
today to break the altitude record, and be the first to launch a
non-government vessel to the edge of space (60 miles).
Hope everything goes well.

After the dishwasher fills I'm confronted with a flashing "fast"
indicator. The handbook tells me that it translates to an inlet
blockage. This doesn't seem right as there is plenty of water in
there. I've reset the water level to every option available but the

Anyone know what typical output impedance is with hi-fi separates?  (A
tuner in this case)  I trust it is fairly generic...
Also building speakers - anyone know correct size of bass reflex tube for
a 6 inch woofer?  I think the one I got (2.5 inch) is way too big - and

Hi !!!
I'm in need of using a fast 8bit binary counter up to 100-150MHZ, I'm
thinking on using a 74F269 or 74F779 but because I will using
them on it's upper limits I don't know if it will work fine. Any

I am needing help to regulate the screws of the head audio /  controls of
a video cassette Panasonic. I believe that a special ribbon should exist to
do this
adjust, or a procedure that I don't know. Please help me.

I was wondering if battery companies could start installing didoes in
Non-rechargeable batteries to prevent greedy people from trying to recharge
them. Also, it would prevent any potential lawsuits that may result from an
explosion caused by someone trying to recharge ...

i have a mattel power wheels kids ride-on jeep.  it has two 6v
batteries, which have expired.  the thing has a hi-lo speed and
reverse switch, which pretty much does what it says. i am guessing
that at low speed and reverse it runs the motor at 6v, and at high

I have obtain(secondhand) a Dick Smith transistor tester for which the
instuctions manual was not included.
I would appreciate if anyone can tell me how to use it: I can connect
the components to check but I don't understand what I am looking for

http://www.elecdesign.com/Articles/ArticleID/1823/1823.html
Acording to the scheme, a NPN transistor, relay drive. Looking for a
substitute.
Any idea?

I need to make a crossover.. nothing fancy or anything... I remember in
college we went over how to make a crossover and I think it had something to
do with a resistor and a capacitor... Anyway, here's what I'm trying to
accomplish...

The price drop on widescreen TVs has continued nicely so I've decided now is the
time to dive in and upgrade from my old 4:3 tv.
I've settled on getting a Panasonic TX-76PW200A.
Details here:

I have a Philips G112 chassis (model 29sp1798 I think) Philips TV. It has
developed what I would call barrel distortion. Vertical lines bow out
towards the edges. The closer the line to the edge the greater the bow
outwards. I hope the following picture makes sense. Although the ...

get off this news group
its electronics, not sex

Stumbled onto the following URL...
http://semiconductormuseum.com/ConstructionProjects/ConstructionProjects_Penfiel
d_MiniAmp.htm
This is personally hilarious to me since Paul Penfield was one of my
(very excellent) instructors at MIT... but he taught field theory at