[sudo-discuss] multiple lamp dimming with a single arduino

[robb]

Dan Fredell's
<http://danfredell.com/df/Projects/Entries/2013/1/6_DMX_Dimmer.html> 4
channel design uses a 20mhz clock

On Thu, Aug 25, 2016 at 1:01 AM, Jake <jake at spaz.org> wrote:

> send links along with claims like this
>
>
> On Wed, 24 Aug 2016, robb wrote:
>
> and
>>  why do you need a 20MHz crystal?
>> apparently you need 20mhz for 4 stable channels when using the timer
>> method
>>
>>
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