Re: apprentice sorcerer...

From: Mike Stein <mhs.stein_at_gmail.com>
Date: Wed, 12 Oct 2016 15:19:42 -0400
Message-ID: <E9C69F4D767D4E2B9E08909118274E42@310e2>
Why do you need regulators if you're using an ATX supply?

m


----- Original Message ----- 
From: "didier derny" <didier@aida.org>
To: <cbm-hackers@musoftware.de>
Sent: Wednesday, October 12, 2016 2:38 PM
Subject: Re: apprentice sorcerer...


> Hi :)
> 
> I dont have any display only a motherboard :)
> 
> actually  composite interface on flat screen...
> 
> in a few ways on vga...
> 
> yes reversible no flying wires, no tracks modified...
> just a swap of a few components...
> 
> 
> 
> 
> On 12/10/2016 19:39, Mike Stein wrote:
>> All reversible of course... ;-)
>>
>> How are you powering the display?
>>
>> m
>>
>> ----- Original Message -----
>> From: "Didier Derny" <didier@aida.org>
>> To: <cbm-hackers@musoftware.de>
>> Sent: Wednesday, October 12, 2016 6:16 AM
>> Subject: apprentice sorcerer...
>>
>>
>>> hi
>>>
>>> I'm thinking to the following modification on the cbm 8032 motherboard
>>> reinstall a regulator for 5v  (switched version)
>>> reinstall a 5v regulator in place of 12v (switched version)
>>> Inject +9v DC on the power supply connector for both 5v and 16v... AC
>>>
>>> I hope to get:
>>> +5v  normal place
>>> +5v  in place of 12v
>>> nothing on -5v
>>> a bit less than 9v unregulated (for tape)
>>>
>>> I did something similar on a tandy coco 2 and it works fine...
>>>
>>> any idea ?  (the power supply of the cbm is more complex that the one on
>>> the coco)...
>>>
>>> --
>>> didier
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>        Message was sent through the cbm-hackers mailing list
>>         Message was sent through the cbm-hackers mailing list
> 
> 
>       Message was sent through the cbm-hackers mailing list

       Message was sent through the cbm-hackers mailing list
Received on 2016-10-12 20:00:02

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