The UK Home Automation Archive

Archive Home
Group Home
Search Archive


Advanced Search

The UKHA-ARCHIVE IS CEASING OPERATIONS 31 DEC 2024


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

RE: Cat5 & Audio


  • To: "'ukha_d@xxxxxxx'" <ukha_d@xxxxxxx>
  • Subject: RE: Cat5 & Audio
  • From: "Bird, Ian" <ian.bird@xxxxxxx>
  • Date: Thu, 8 Mar 2001 09:20:16 -0000
  • Delivered-to: rich@xxxxxxx
  • Delivered-to: mailing list ukha_d@xxxxxxx
  • Mailing-list: list ukha_d@xxxxxxx; contact ukha_d-owner@xxxxxxx
  • Reply-to: ukha_d@xxxxxxx

Definitely. Assuming you still have it I would love to pay postage etc.

Let me know

Ian

p.s. testing on the IR feedback circuit is looking reasonable at the moment
and it should be possible to add it to the current boards if you're
interested. I'll keep you informed of developments. How are the ones you
had
working?

> -----Original Message-----
> From: Campbell [mailto:c.macd@xxxxxxx]
> Sent: 07 March 2001 21:37
> To: ukha_d@xxxxxxx
> Subject: Re: [ukha_d] Cat5 & Audio
>
>
> My distances are quite small as it is in a bungalow, possibly
> 15m dvd to
> panel, 15m panel to tv etc.
>
> I would never claim excellent quality, but for general use
> quality is fine.
> I did have it running through approx 50m of screened alarm
> cable but never
> actually checked the exact quality, I was just toying with
> ideas. I haven't
> done a scart/scart comparison but will try to do this at some time. My
> intention is to wire to my sons summerhouse (hut) which is
> about 100m from
> the house in the future. I will try a test at some point
> through a box of
> cat 5 cable. Sorry I can't give definitive answers, but I
> tend to suck it
> and see in such cases. I have read 50m is recommended max for
> cctv colour,
> and I know 100m is fine for b&W with very little degradation
> (used 100m reel
> of alarm cable).
>
> I have a 48 socket Bull data cat 45 patch panel Krone
> connections if anyone
> wants it, usual terms, i.e. pay the postage. I will try to
> get some more if
> I can.
>
> Campbell
>
>
>
>
>
>
> ----- Original Message -----
> From: "Des Gibbons" <des@xxxxxxx>
> To: <ukha_d@xxxxxxx>
> Sent: Wednesday, March 07, 2001 9:14 PM
> Subject: RE: [ukha_d] Cat5 & Audio
>
>
> > Hi Campbell,
> >
> >
> > What sort of distances are we talking about here?
> >
> > Have you compared the picture quality from the dvd with
> scart, back2back
> > with dvd thru your cabling?
> >
> > You say the signal from the dvd is shared to the pc and
> video. Have you
> just
> > three wires on each connection at the patch panel?(1
> source, 2 destination
> > all on a krone connector or similar)
> >
> > Not trying to put down your solution, just trying to understand
and
> evaluate
> > it :)
> >
> > DesG
> >
> > > -----Original Message-----
> > > From: Campbell [mailto:c.macd@xxxxxxx]
> > > Sent: 07 March 2001 20:15
> > > To: ukha_d@xxxxxxx
> > > Subject: Re: [ukha_d] Cat5 & Audio
> > >
> > >
> > > I may be on the wrong wavelength....:-) as ususal
> > >
> > > but
> > > at present I have 4 cat 5 sockets in bedroom, pc cupboard
> (thats right
> in
> > > the cupboard), and 8 in the lounge (4 at tv, 4 at
> stereo). The patch
> panel
> > > with 48 sockets is in the other cupboard and all sockets
> link to the
> patch
> > > panel...
> > >
> > > the dvd composite, right and left speaker go to the patch
panel
> > > and are then
> > > shared to the pc and the bedroom video. The cctv goes
> from the bedroom
> to
> > > patch panel then shared. The pc output (matrox marvel)
> goes to the patch
> > > panel then is shared to lounge and bedroom.
> > >
> > > I have used composite video and use the T568B convention
> as below, and
> > > wiring as below :
> > >
> > > 1    white/orange        video +ve
> > > 2    orange                 video -ve
> > > 3    white/green          left audio +ve
> > > 4    blue                    right audio -ve
> > > 5    white/blue           right audio +ve
> > > 6    green                  left audio -ve
> > > 7    white/brown        12v +ve switching
> > > 8    brown                12v -ve switching
> > >
> > > the switching is used for pin 8 switching of scart to
> automatically
> change
> > > tv or video to Aux/video channel and view source...
> > >
> > > To date I have not noticed any significant video
degradation, I
> > > haven't yet
> > > tried s video
> > >
> > > hope this helps
> > >
> > > Campbell
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > ----- Original Message -----
> > > From: "Ian Lowe" <ian@xxxxxxx>
> > > To: <ukha_d@xxxxxxx>
> > > Sent: Wednesday, March 07, 2001 4:45 PM
> > > Subject: Re: [ukha_d] Cat5 & Audio
> > >
> > >
> > > > They are capable, but the cross talk gets a bit wild.
> > > >
> > > > also, you can't put LLAudio and Compsite video over the
same
> > > cable. or at
> > > > least, I can't ;)
> > > >
> > > > Ian.
> > > >
> > > >
> > > >
> > > >
> > > > Your use of Yahoo! Groups is subject to
> > > http://docs.yahoo.com/info/terms/
> > > >
> > > >
> > > >
> > >
> > >
> > >
> > >
> > > Your use of Yahoo! Groups is subject to
> http://docs.yahoo.com/info/terms/
> > >
> > >
> >
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
> http://docs.yahoo.com/info/terms/
> >
> >
> >
>
>
>
>
> Your use of
> Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>



Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/




Home | Main Index | Thread Index

Comments to the Webmaster are always welcomed, please use this contact form . Note that as this site is a mailing list archive, the Webmaster has no control over the contents of the messages. Comments about message content should be directed to the relevant mailing list.