[Coco] The chinese crt9128 works!

Tormod Volden lists.tormod at gmail.com
Fri Oct 18 18:21:37 EDT 2013


On Fri, Oct 18, 2013 at 11:58 PM, Tormod Volden wrote:
> On Fri, Oct 18, 2013 at 4:21 PM, Luis Antoniosi (CoCoDemus) wrote:
>> I will proceed with the prototype in wire-up and they I will make few test
>> cards. I'll be putting the card on osh park in case you guys want to make
>> your own.
>
> Thanks for sharing this! Just looked at your design again. You are not
> hooking up the intensity signal (INTOUT, pin 8), isn't that missing an
> opportunity?

On what do you base the choice of resistor values (22 and 25 Ohm) on
the output stage? The Disto design uses 470 Ohm to ground and 10 Ohm
in series. On your PHB board I think I can see 220 (or 330?) and 15
Ohm close to the output socket although I am not sure where in the
circuit they are.

Tormod



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