Re: Apple Drive 5,25"

[gmoroc@libero.it (Giorgio Morocutti)]

On 18 Nov 2002 21:17:24 GMT, mjmahon@aol.com (Michael J. Mahon) wrote:

>Giorgio Morocutti wrote:
>
>>>I don't have anything specifically on these drives, but would
>>>be very surprised if they were materially different from the
>>>Disk ][.
>>
>>Unfortunately they are totally different :-(((((
>
>That's very interesting.  Could you elaborate on the differences?
>Analog card?  Drive?
>
The mechanical part is ALPS, and there is a step-by-step motor for
read/write head (no old cam) and the electronic part have one custom
chip more then chips 74LSxx  standard
 
>And in what way are the drives broken?  No operation at all?
>No seek? No read? No write? Mechanical issues?

The motor turns, but no read, no write.

Ciao
(sorry for my bad english ! )

Giorgio
 
Giorgio Morocutti
gmoroc@libero.it

Apple II forever !