Re: Audio Amplifiers DIY

["Frank Mc Alinden" <armagh@xxxxxxx>]

Hi Shane
               
Sounds interesting........ Could it be controlled by
Homevision or Keiths KAT5 Switcher???? I would be interested
definetly..........

Frank Mc
----- Original Message -----
From: "Shane Harrison" <shane.harrison@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Wednesday, July 10, 2002 2:04 AM
Subject: [ukha_d] Audio Amplifiers DIY


> Hi there,
>
> Question for the Ians, Frank, Keith types out there in HA land.
>
> Intention is to distribute whole house audio speaker outputs from node
0
> (after considering all options).  I have had a 4 channel
amplifier design
> with digital volume control sitting around for awhile.  About to
lay it
out.
> As some might remember I intend using Linet network for control.
>
> I already intend having a 16C620A PIC device on the card so I thought,
hey
> ... that has the same pinout as the 16F628 you xAP guys have been
raving
> about. The card is designed to plug into an edge connector (rack
mounted),
> why not run (in addition to the Linet control lines) a serial
connection
to
> the edge connector.  Would mean substituting the 16C620A with a
16F628 and
> using Maxim chips give RS232 or RS485 output to the edge connector.
It
might
> then be slightly useful to someone else - you never know.
>
> Now the questions.
> 1) Anyone actually interested ?
> 2) RS232 or RS485 ?
>
> Depending on the answers I'll send another email requesting some
design
> clarifications for 2) !
>
> Note at this stage I would only be implementing hardware support as
I
don't
> personally need the serial connections.
>
> Cheers
> Shane
>
>
>
> http://www.automatedhome.co.uk
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