Electronics Forum / Electronics / October 2006

Hi Group, still looking for help with an NEC TV with no frame drive. I
have replaced all of the electro's in the vert. stage & also  the vert.
driver IC ( LA7838).
I have supply on pin 1 of 12Vdc, Pin 8  28Vdc & Pin 13  27 Vdc.

how to control and monitor the whole lan network from only one linux
server. please suggest the open software for network monitor.

Talented 22 year old half Polish / half Norwegian smart a.s, but
extremely talented computer hacker Jon Lech Johansen (who currently
resides in California), doesn't care less if people know his real
name.    He found a way at 15, to successfully hack the encryption

IR control extenders have a distance of 100m (claim) , I'm looking for a
long distance, up to 400m if possible.
Is there any models available in Australia ?
thanks

Hi NG
I am restoring an older PC-AT Case. TASK TK-370 Mini Tower, exactly.
There are three jumper-like connectors on the tiny PCB (with a back-up
battery) where the LED-Display is assembled. On one is the Turbo-Switch

anyone know of a cheap servo driver kit (preferably in the UK)?
I need a simple kit that can control a single servo with a potentiometer,
preferably
on 12v

Anyone have a simple digital tachometer schematic handy?
I want to put a 4 digit LED tach into my van. Resolution of 50rpm is fine.
Fed by the TACH output of a six cylinder GMC on distributor coil.
If it isn't much more difficult, I'd like to be able to drive a bar graph of

Anyone played with a bitscope and linux ?
I have the demo program working.
Looking to talk to the bitscope using perl.
Andy

I am looking for a pressure sensor for in vivo measurement of growth.
The sensor will be connected to a wireless transmitter (V-link form
microstrain). The manufacturer recommends that the sensor should have 4
ends (sens+, sens-, ground and power). the power supply is 3.6 Vdc. and

I am converting a drapery motor from a mechanical limit switch to electronic
and require one of those slotted wheels about 1.5 inch in diameter so I can
use a LED / photo-transistor interrupter module. I had planned on using a
hall effect switch but finding a magnetic disk is even ...

I need to design an AM transmitter as a vlsi project (it needs to be
located on smart dust later on).
Does anyone have any good suggestions were to start from? I am familiar
with vlsi, but don't really know how to implement such a big idea, into

Anyone know where to get decent component prices in Australia without
getting ripped by Farnell, DSE, RS components and so on ....
s

To All,
I have a few great old Boatanchor tube type radios. The number one issue
that I hear from others with these types of radios is transformer failure.
The majority of transformer failures are from bad capacitors that slowly

I'd like to use a camcorder in a light airplane, but I'd like the audio to
come from the aircraft intercom system (which carries both radio traffic and
crew conversations).
A typical light airplane has two jacks that you plug the headsets into.  One

I need to design an AM transmitter as a vlsi project (it needs to be
located on smart dust later on).
Does anyone have any good suggestions were to start from? I am familiar
with vlsi, but don't really know how to implement such a big idea, into