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Message from discussion A simple Audio Mixer
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Ken  
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 More options Jun 29 2012, 9:34 pm
From: Ken <k...@waggies.net>
Date: Sat, 30 Jun 2012 11:04:02 +0930
Local: Fri, Jun 29 2012 9:34 pm
Subject: Re: [HACK-ADL] A simple Audio Mixer
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Anywhere between 100ohms and 1kohm would be fine.

On 30 June 2012 10:53, Damien P <athe...@gmail.com> wrote:

> On Friday, June 29, 2012 1:58:57 PM UTC+9:30, hardhack wrote:

>>  I use this allot, Its all about matching impedance here is the boring
>> tech etc.

>> http://en.wikibooks.org/wiki/**Circuit_Idea/Parallel_Voltage_**Summer<http://en.wikibooks.org/wiki/Circuit_Idea/Parallel_Voltage_Summer>

> I measured the input resistance of my Logitech speakers  as 10k.  What
> value resistors would work best on the input?  Too high and the signal will
> be reduced too much, too low and the signals will go back into the other
> circuits (which probably isn't that much of a problem).  I guess it's
> easier to experiment!

> On Friday, June 29, 2012 12:55:57 PM UTC+9:30, pix wrote:

>> The Nicolas Collins book "Handmade Electronic Music: The Art of Hardware
>> Hacking" has a whole section on making passive audio mixers, which should
>> be fine for mixing two headphone outputs to go into an amplified input.

> There's a copy of this in the state library, if you want to read a few
> bits.

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