Re: DMX Controller

["g8kmh" <lehane@xxxxxxxxxxxxxxxxxxx>]

Depends on how you cost your own time - if it was a one off the
circuit is simple enough for Veroboard. I think one advantage of the
Milford&NJD (or other dimmer) is that it is within reach of those who
only want to plug things together. Is it worth a bulk order?

Lehane




wrote:
> >That said, if
> > anyone wants to put together the www.oksid.ch design I'll burn
the
> > PIC - it has Linux and Win code drivers available.
>
> I would have thought it would be cheaper to purchase the serial /
dmx board
> than to design a pcb from scratch......????
>
> > The DPX12/4 is indeed NJD. Hence why I feel it is up to 24x7
domestic
> > use - it also has some nice features. Although I haven't bought
from
> > them, take a look at http://www.tega.co.uk/shop.asp?mfg=NJD.
With
12
> > channels you are unlikely to be loading it to 4A per channel. I'm
> > probably going to end up with 2 of them in different nodes.
> >
> Had a quick look .....268 quid for 12 channels .....cheap ;-)
>
> Frank ..........
>
>
> ----- Original Message -----
> From: "g8kmh" <lehane@m...>
> To: <ukha_xpl@xxxxxxx>
> Sent: Tuesday, November 23, 2004 8:42 PM
> Subject: [ukha_xpl] Re: DMX Controller
>
>
> >
> >
> > I'd agree, whilst I could probably hack a PIC solution together
for
> > less there needs to be some off the shelf availability. And then
> > there's always the little matter of time..or lack of. That said,
if
> > anyone wants to put together the www.oksid.ch design I'll burn
the
> > PIC - it has Linux and Win code drivers available.
> >
> > The DPX12/4 is indeed NJD. Hence why I feel it is up to 24x7
domestic
> > use - it also has some nice features. Although I haven't bought
from
> > them, take a look at http://www.tega.co.uk/shop.asp?mfg=NJD.
With
12
> > channels you are unlikely to be loading it to 4A per channel. I'm
> > probably going to end up with 2 of them in different nodes.
> >
> > I guess a few years back the prospect of driving at the DMX line
> > speed was beyond the scope of most non dedicated systems.
> >
> > Lehane
> >
> >
> > --- In ukha_xpl@xxxxxxx, "Frank Mc Alinden"
<fmcalind@b...>
> > wrote:
> > > Hi John
> > >
> > > Have a look at the kit at Milfords.....link below ..the
serial
to
> > dmx board
> > > is 65 quid the relay board is 59 quid and theres also a pwm
board
> > which is
> > > suitable for led rgb lighting ;-))
> > >
> > > http://www.milinst.com/index.htm
> > >
> > > HTH
> > > Frank
> > >
> > >
> > >
> > > ----- Original Message -----
> > > From: "John B" <home-automation@j...>
> > > To: <ukha_xpl@xxxxxxx>
> > > Sent: Tuesday, November 23, 2004 6:22 PM
> > > Subject: Re: [ukha_xpl] Re: DMX Controller
> > >
> > >
> > > >
> > > > Hi Frank,
> > > >
> > > > > I already has CBUS installed for lighting but i
like the
idea
> > of dmx
> > > relay
> > > > > boards ,so would be good if dmx was the chosen xPL
rs485
network
> > > > > protocol....would consider purchasing some dmx kit
if one of
> > the guys
> > > was up
> > > > > for xPLling it.........
> > > >
> > > > I'm in the same boat as you - my lighting is already
C-Bus,
but
> > having
> > > some DMX relays would certainly be useful.
> > > > (and a lot cheaper than C-Bus ones!)
> > > >
> > > > I'm up for writing the software if someone can advise
on some
> > suitable
> > > hardware.
> > > >
> > > > Regards,
> > > >
> > > > John
> > > >
> > > >
> > > >
> > > >
> > > > xPL Links: http://www.xplproject.org.uk http://www.xplhal.com
> > > http://www.xpl.myby.co.uk
> > > > To Post a Message: ukha_xpl@xxxxxxx
> > > > To Subscribe:  ukha_xpl-subscribe@xxxxxxx
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> > > > Yahoo! Groups Links
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> >
> >
> >
> >
> >
> >
> > xPL Links: http://www.xplproject.org.uk http://www.xplhal.com
> http://www.xpl.myby.co.uk
> > To Post a Message: ukha_xpl@xxxxxxx
> > To Subscribe:  ukha_xpl-subscribe@xxxxxxx
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> >
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