[MLB-WIRELESS] Electrical guinesses step forward !

[David Ng]

Yeah, its pretty fun to play around with

Ive taken some images and uploaded them here:
http://ank.shafted.com.au/files/ir1.jpg
http://ank.shafted.com.au/files/ir2.jpg
A tad blurry though, stoopid focus

I really should be studying for exams about now....
(you can see some past papers under the reciever =)
/me *runs*

nudge.

----- Original Message -----
From: "Tony Langdon" <tlangdon at atctraining.com.au>
To: "'David Ng'" <nudge at d2.net.au>; <melbwireless at wireless.org.au>
Sent: Wednesday, June 12, 2002 11:50 AM
Subject: RE: [MLB-WIRELESS] Electrical guinesses step forward !


> Sounds like a fun project to try. Might have to build one myself.
>
> > -----Original Message-----
> > From: David Ng [mailto:nudge at d2.net.au]
> > Sent: Wednesday, 12 June 2002 11:24 AM
> > To: melbwireless at wireless.org.au
> > Subject: Re: [MLB-WIRELESS] Electrical guinesses step forward !
> >
> >
> > Building a IR reciever for your computer isnt to hard to do.
> > I've built one using parts sourced from a local Dick Smith.
> >
> > Part listings and prices are below:
> > R1090 Resistor 4k7 $0.04
> > Z1955 Sensor IR buffered Rcvr w/ Lens $6.50
> > Z6108 LM 78L05CZ +5V 100mA V/Reg $1.00
> > Z3120 Diode 1N4148 Small Signal $0.06
> > P2686 9-Pin Sub-D Plasitc Backshell $2.20
> > P2685 9-Pin Sub-D Solder Tail Socket $1.35
> > R4295 Cap Electro RB 1.0 uF 50WV $0.20
> >
> > Follow the schematic shown here:
> > http://www.lirc.org/receivers.html
> > http://www.lirc.org/images/schematics.gif
> >
> > ...and the assembly instructions here (but by using the above
> > components and
> > schematic):
> > http://www.heatseekerz.net/index.php?page=articles&articleid=4
> > &page_number=1
> >
> > And you should be right!
> > Its handy because the entire IR reciever fits snugly into a
> > 9-pin serial
> > port connector!
> >
> > For windows, you'll need the two following programs to drive
> > the IR reciever
> > and to control windows:
> > http://winlirc.sourceforge.net/ (WinLIRC)
> > http://www.girder.nl/ (Girder)
> >
> > For linux, you can just use:
> > http://www.lirc.org/ (LIRC)
> >
> >
> > I should also mention that I have heard that it is possible
> > to build an IR
> > reciever by using the Line-In input on your soundcard.
> > Instructions are here:
> > http://forums.overclockers.com.au/showthread.php?s=&threadid=60426
> > I havent tried it myself, but looks rather simple!
> >
> >
> > Hope this helps,
> > nudge.
> >
> > ----- Original Message -----
> > From: "Tony Langdon" <tlangdon at atctraining.com.au>
> > To: "'Brian Slater'" <b_slater at hotmail.com>;
> > <melbwireless at wireless.org.au>
> > Sent: Wednesday, June 12, 2002 10:36 AM
> > Subject: RE: [MLB-WIRELESS] Electrical guinesses step forward !
> >
> >
> > > > > To make a power switch controlled by a PC, and to then make
> > > > an Infrared
> > > > > input for the switch. - so i can use a remote to turn on
> > > > and off, say ...
> > > > > the kettle (cant think of much better things, than watchin
> > > > TV and starting
> > > > > the kettle with out getting up ;)
> > >
> > > Shouldn't be too hard...  The Coffee HowTo has some sketchy
> > ideas.  For on
> > > off applications, one can use one bit the printer port to
> > drive an opto
> > > isolator/triac or relay combination (don't forget the
> > isolation!!!!!!).
> > If
> > > you want non simultaneous control of up to 256 devices, you
> > could decode
> > the
> > > 8 pins of the printer port.  An alternative approach is a serial
> > controlled
> > > PIC based system, which could operate completely standalone
> > if you wanted
> > > to.  As an aside, I could do such control over a wider
> > range with the IRLP
> > > box...  "Press hash to boil the kettle..." :-)
> > >
> > > > >
> > > > > If it could also repeat the Infrared signal as well ? (eg.
> > > > sender) it
> > > > could
> > > > > turn on the Stereo in another room ;-)
> > >
> > > This one is better handled outside the PC.  There have been kits for
> > "infra
> > > red repeaters" over the years.
> > >
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