Electronics Forum / Electronics / April 2004

This probably isn't the correct NG, but it's the only electronics one I read
and the posters seem to be mature so I'm not expecting a major flame.. hence
I'm going to ask anyway :-)
I have had my computer hooked to an Aiwa midi system for some time.. it

I need to hook up 3 or more parallel printers to one PC. I'm not aware
of any such device in the marketplace and not expecting one since the
advent of USB. I must work with parallel printers for reasons I won't
go into here.

The eye on my 19 inch Phillips Mag TV does not receive the signal from
the remote unless I am right up next to the tv with the remote. Do I
need an new eye? Or can I clean it out somehow?
The remote works fine with my other phillips mag tv and it doesn't even

hi i am tryig to calculte this
 y1(t) = A(1+mcos(2pi5000t))cos (2pi80000t)
and have to find minimum value of A when y1(t) is greater than or
equal to .2V for all t

   My seagate 120GB (primary slave) HDD at first was showing 30GB used but
only 10GB of files where stored on it. I reformated it and now it  says
108GB used and 111GB free. Is this a problem with the drive or the OS. I use
XP and 2K which are installed on a partitioned 40GB drive ...

Hi, I am using the LM339 in a circuit like shown below. The LM339 is a
single supply opamp.
                 _____R________
                 |                            |

I do volunteer work at an Italian retirement home.
Their TV room has a crappy Akai 68cm television used mainly to receive
RAI (FTA digital satellite transmission from Asiasat2 as part of the
European Broadcasting Bouquet- EBB)

Looking for a Sydney based firm or developer able to develop a custom
hardware project for a car. Immediate commercial startup on completion.
Scope
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do u have any e-book, reading pdfs,links for learning FPGA,PLDs. i am
new to this field. Is it possible to learn on my own to have a depth
knowldege ub this field or do i need to goto some school to learn from
lecture...plzzzz HELP me.

How to interface a multi channel Radio Control unit to a PC to read channel
data (servo motor positions)?

Hello, I am trying to add a small shock to a bird feeder from a 9VOLT
battery.  The squirrels are taking over and need a simple way to do
this.  Thanks for the help.  And for all the PETA people who are going
to complain, please dont.  I am not trying to kill any squirrel.

Radio Shack has a RS232 DMM (model 22812)which is a pretty decent value
for 69$, and can log data using their 'METERVIEW' Windows program.
However, there is no documentation on the RS232 data format used,
either in the manual or on the CD, that I can see.

I am renting in an apartment where the electricity is pretty bad.
I have tested the outlets and found that many of them have open ground and
reversed polarity.
Can anyone tell me if this will be destructive to my equipment?

please find the new design board at
http://arm.web7days.com  $ US 68.00 + shipping
the arm board is equipped with JTAG and ready for shipment.
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Hello fellow electronic enthusiasts,
my son brought home a DVD player a couple of days
ago and some DVD movies to watch.  We connected
the unit up with the RCA connectors provided, to the