Re: apprentice sorcerer...

From: didier derny <didier_at_aida.org>
Date: Wed, 12 Oct 2016 21:28:33 +0200
Message-ID: <ea2ac9f6-b9cf-366e-fe58-09a7f5d53df1@aida.org>
the atx power supply is connected with flying wires...


some people blew a fuse when they saw a cherry tree :)

for me it's when I see flying wires :)


I guess I can have something nice with a single tension +9v


On 12/10/2016 21:19, Mike Stein wrote:
> 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


       Message was sent through the cbm-hackers mailing list
Received on 2016-10-12 20:00:21

Archive generated by hypermail 2.2.0.