[mythtvnz] List Info (reprise)

Steve Hodge mythtvnz@lists.linuxnut.co.nz
Tue, 31 Jul 2007 10:43:10 +1200


------=_Part_52191_33410727.1185835390110
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

On 7/31/07, Simon Third <simon@simtec.co.nz> wrote:
>
>  On 7/29/07, Simon Third <simon@simtec.co.nz> wrote:
>
> >  Steve, I figured the HVR-3000 card would drive the DC power and clash
> > with the Sky box.  Maybe this is not he case?
> >
>
> It can be an issue if one device wants horizontal and one wants vertical -
> horizontal will be the polarity chosen. That's what happens now with Sky on
> V and Freeview on H (though it seems to me that it's still better have
> Freeview with the potential to screw up a simultaneous Sky recording than to
> not have Freeview). But once Sky switch to H on Tuesday morning both will be
> the same anyway so it would only be an issue if you were using some vertical
> polarity DVB channel ( i.e. non-Freeview). AFAIK it shouldn't be a problem
> to have two devices both driving the voltage that selects horizontal through
> a multi-power-pass splitter. I was wondering if you'd heard something
> different.
>
> Steve
>
> My electronics background tells me this is not a good idea.  If you tried
> it and the smoke didn't come out, then lucky you.
> I would not recommend this to the list.  Someone is bound to have a
> configuration one day that generates smoke!
>

Why would multi-power-pass splitters exist if that were the case?

Steve

------=_Part_52191_33410727.1185835390110
Content-Type: text/html; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

On 7/31/07, <b class="gmail_sendername">Simon Third</b> &lt;<a href="mailto:simon@simtec.co.nz">simon@simtec.co.nz</a>&gt; wrote:<div><span class="gmail_quote"></span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">




<div><div><span class="q" id="q_11419404a1394cf8_1">
<blockquote>
  <div>On 7/29/07, <b class="gmail_sendername">Simon Third</b> &lt;<a href="mailto:simon@simtec.co.nz" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">simon@simtec.co.nz</a>&gt; wrote:</div>
  <div><span class="gmail_quote"></span>
  <blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
    <div>
    <div><span></span><font face="Arial"><font color="#0000ff"><font size="2">S<span>teve,&nbsp;I figured the HVR-3000 card would drive the DC 
    power and clash with the Sky box.&nbsp; Maybe this is not he 
    case?</span></font></font></font></div></div></blockquote>
  <div><br>It can be an issue if one device wants horizontal and one wants 
  vertical - horizontal will be the polarity chosen. That&#39;s what happens now 
  with Sky on V and Freeview on H (though it seems to me that it&#39;s still better 
  have Freeview with the potential to screw up a simultaneous Sky recording than 
  to not have Freeview). But once Sky switch to H on Tuesday morning both will 
  be the same anyway so it would only be an issue if you were using some 
  vertical polarity DVB channel ( i.e. non-Freeview). AFAIK it shouldn&#39;t be a 
  problem to have two devices both driving the voltage that selects horizontal 
  through a multi-power-pass splitter. I was wondering if you&#39;d heard something 
  different.<br><br>Steve<span><font color="#0000ff" face="Arial" size="2">&nbsp;</font></span></div></div></blockquote></span></div>
<div><span><font color="#0000ff" face="Arial" size="2">My 
electronics background tells me this is not a good idea.&nbsp; If you tried it 
and the smoke didn&#39;t come out, then lucky you.</font></span></div>
<div><span><font color="#0000ff" face="Arial" size="2">I 
would not recommend this to the list.&nbsp; Someone&nbsp;is bound to have a 
configuration one day that generates smoke!</font></span></div></div></blockquote><div><br>Why would multi-power-pass splitters exist if that were the case?<br><br>Steve<br>&nbsp;<br></div><br></div><br>

------=_Part_52191_33410727.1185835390110--