[mythtv-users] VGA to component cables

R. G. Newbury newbury at mandamus.org
Fri Jan 5 00:36:22 UTC 2007

Mark Knecht wrote:
> On 1/4/07, Steven Adeff <adeffs.mythtv at gmail.com> wrote:
>> On 1/4/07, Mark Knecht <markknecht at gmail.com> wrote:
>>> On 1/4/07, Steven Adeff <adeffs.mythtv at gmail.com> wrote:
>>> <SNIP>
>>>> Many folks here and at avsforum have the AA 9A60. I used one for a
>>>> while with my old 1080i tube tv and it worked great.
>>>> I don't know how a single cable alone could do what the 9A60 does, so
>>>> I question the converter cable.
>>>> --
>>>> Steve
>>> Steve,
>>>    Please excuse my ignorance on the subject. Isn't the difference
>>> here that the 9A60 does a conversion of VGA to HD while the cable just
>>> breaks out the VGA signal to the component cables without any HD
>>> conversion?
>> Well, from what I understand, VGA doesn't carry TV compatible YPbPr
>> signals, so I don't know what that cable would be good for. Perhaps a
>> TV that can read VGA signals without sync information? no clue. The
>> 9A60 converts the normal 5signal VGA information into a proper TV
>> compat YPbPr signal.
>> The company that makes that cable does seem to have a similar device
>> to convert to DVI though, which is pretty cool (if not quite
>> expensive!)
>> --
>> Steve
> I used to have a monitor that took BNC inputs, which seemed to be an
> option on some of these cables. As you way though there is no sync on
> the color signals, or is there? Maybe it generates a sync from retrace
> intervals or something like that?
> Anyway, I can understand $110 for a converter and $15 for a cable.
> Question is what is the exact right application for each.

And another part of the difficulty with discussing this is that most of 
the newer LCD and plasma displays are not like TV's at all.
If there is an HDMI input, then it will likely work from a VGA output 
(with appropriate gender changer), but if it is using TV connectors all 
bets are off...And my TV was built in 1982...I need something with a 
balun transformer on the end!!


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