Electronics Forum / Electronics / September 2004

I need 4-40 thumbscrews. Does anybody know a source in the united
states or anywhere, that produces them and can post them out?
I'd like lengths of 3mm 4mm and 5mm but length is no big deal, I can
file or saw them down.

Where is the best priced outlet in Australia to buy solar panels, big ones
( 150 watt ),
Cheers
Match

Guys,
I have a standard 240v AC cicrulating pump which i want to control
from a PIC - i am looking for a kit or plans to interface the PIC to a
Variable speed controller.

I bet this has been asked a thousand times - apologies.
I'm busy evaluating schematic/pcb design packages for my company. What do
you guys think is the best package available for a small company starting
out.

Telephones were invented after the principals of Stereo, so why aren't they in
Stereo sound?

I have a custom power supply that has an input rating of 120vac and an
ouput rating of 24vdc @ 6amps (apx 140watts working). The main switching
MOSFET  is making an audible noise... clicking when first turned on and
then it screetches and voltage drops to 0 then clicking and ...

Looking for a circuit with IR LED or anything circuit to controlling my
Minolta Dimage S404 photo camera. All i want to do is just take a shot
from 3 meters away from tripod mamera.
TIA all

I have my digital set top box and my dvd player both hooked up to the
av input on my panasonic tv, the picture is fine with the set top box
but the picture won't display from the dvd player unless the set top
box is unplugged.

I am doing a project on 16f876s addressing the above mentioned.  The
objective is to use one 16f876 to adc the voice from a mic and then transmit
in to the other end 's pic using rs232.
I am struck at obtaining intelligentable voice and has the below

I have made a basic computer that works perfectly with a standard PAL TV.
The video and sync go into a TV modulator and the result is very good.
I now want to output the display into an old Microvitec CUB monitor (as used
by the old BBC computers). This monitor is PAL and has TTL ...

PLEASE
DONATIONS NEEDED
Hello:
I am asking for any help that I may please receive.  I am requesting

Electronic electricity repository is an energy concept that aims to accumulate
and store electrical energy from any source.  The storage would be intended to
accommodate such things as electric vehicles, home heating, etc.  The best
example is the EV - an electric car that would run ...

Does anyone know of an Australian seller of any of the following MP3
decoding chips
AT89C51SND1
STA013

Does anyone know who can restring an old Grundig valve tuner in W.A.or has
the diagram of how to do it.

I have DC SPDT relay that is rated 1A at 24VDC. If the voltage used in my
circuit is only 5 volts can you figure on getting away with a larger
amperage rating? Thanks.
-Rylos