[Diy_efi] RE:Ignition amplifier Bosch 0-227-100-200

[mark krawczuk]

hi,   you sure it isnt a  powr transistor  ?

cause  in the manual  i am pretty sure it tells u how to check it, and it 
mentions  c,b and e ?
mark k


----- Original Message ----- 
From: "Mike" <niche at iinet.net.au>
To: <diy_efi at diy-efi.org>
Sent: Wednesday, May 17, 2006 4:54 PM
Subject: Re: [Diy_efi] RE:Ignition amplifier Bosch 0-227-100-200


> I'm doing an uprated RB30 ignition module and toyed
> with doing a dwell adjust, worked out an easy way to
> do it along with auto retard for turbo boost, but decided to
> keep it simple so first one will go out on market only
> as upgrade with a couple of diagnostic functions. The old
> unit by Nissan/Hitachi looks like a transistor but is an
> IC in a To-3 can with back emf control but loses 1.5 to 2v
> saturation plus it has a slightly variable response time.
> Depending on how things go I might add a timer-control
> chip to provide some dwell adjust for ECUs that dont offer it,
> mine at present does its the Skyline/RB30 ECU with Bosch/Hitachi
> innards...
>
> Rgds
>
> mike
>
>
> At 01:16 AM 5/17/06, you wrote:
>>Guys,
>>
>>  thank you for help.
>>
>>  My problem is that I have to use ignition amplifier that can control 
>> dwell. My ECU is not doing it, it only signals when the amplifier can 
>> start charging coils and when the spark should be fired.
>>
>>  I hoped I could find one that has more than one end stage in the same 
>> package... and 0-227-100-200 was my candidate, as it was used even back 
>> in 80ies... but it seems like it isn't. :(
>>
>>  I guess I would have to use 4 single amplifiers then...
>>
>>  Thanks,
>>  NG
>>
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>
>
> Regards from
>
>
> Mike
> Perth, Western Australia
> VL Commodore Fuse Rail that wont warp or melt !
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> http://niche.iinet.net.au
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