Hello Richard
On 20-Mar-00, you wrote:
> I recently ran onto a few 2-1/2" drives of 250 MB capacity and using only
5
> volts. These are Quantum drives in case it makes a difference, and claim
to
> use a maximum of 0.5 Amps. Are these big enough to interest you guys? I
> haven't been following this particular thread, hence haven't a clue.
>
> Dick
>
> -----Original Message-----
> From: Ethan Dicks <ethan_dicks_at_yahoo.com>
> To: classiccmp_at_classiccmp.org <classiccmp_at_classiccmp.org>
> Date: Monday, March 20, 2000 10:31 AM
> Subject: Re: iOpener
>
>
>>
>>
>> --- John Wilson <wilson_at_dbit.dbit.com> wrote:
>>> Mine just arrived this morning, I had ordered it from Netpliance's own
>>> 800 # so evidently at least *they* still have stock even if CC doesn't
>>> (suits me, the nearest CC is 1.5 hours away from me anyway).
>>
>> Good for you. I didn't want to pay the shipping and I can afford to wait
>> a week or two.
>>
>>> In keeping with nerd tradition I've got the thing all in pieces before
> even
>>> powering it on for the first time --
>>
>> Way to go.
>>
>>> But the 44-pin connector is right there as promised. I'm thinking of
> maybe
>>> doing a tiny PCB rather than soldering 44 individual wires on...
>>
>> There's great hack running around where you take a regular 44-pin cable
>> that's long enough and attach a second connector immediately adjacent to
>> the connector on one end. You use the inner pins of the end connector
>> and the outer pins on the new connector to attach to the motherboard.
>>
>> -------------------
>> || ||||
>> ^^ (use these "pins")
>> drive end motherboard end
>>
>> Since one way to view the problem is that the motherboard connector is
>> on the "wrong side" of the PCB (causing pin 1 to map to pin 2, etc),
>> couldn't you do make a cable like this...
>>
>> ||
>> --------------------
>> ||
>>
>> Wouldn't that simulate having a connector on the wrong side and reverse
>> the effect of the motherboard wiring?
>>
>>> I wonder if there's a +12V source in here anywhere so that standard
> 40-pin
>>> IDE drives could be used too and not just laptop drives?
>>
>> AFAIK, there is no ready source of 12V. Also, consider the power draw.
A
>> laptop drive pulls 500-700mA (2,5-3.5W), a desktop drive draws closer to
>> 9W-15W. It's even a consideration when choosing a different
>> CPU (ISTR the WinChip180 is rated at ~9W, most Pentia suck around
13-17W).
>>
>> -ethan
>>
>> ObClassic: there's plenty of space on the flash disk to stick a small OS
>> and a variety of apps including Kermit. If you hacked the flash and
> disabled
>> the hard disk (or had a way to specify the boot order), you could bring
it
>> up by default into a terminal program and use it as a console if it
weren't
>> running some other app. Yes, a dumb terminal is cheaper and probably
more
>> VT100 compliant (double-high characters spring to mind immediately), but
a
>> real DEC terminal is not as portable.
>>
>>
>>
>>
>> =====
>> Even though my old e-mail address is no longer going to
>> vanish, please note my new public address: erd_at_iname.com
>>
>> The original webpage address is still going away. The
>> permanent home is: http://penguincentral.com/
>>
>> See http://ohio.voyager.net/ for details.
>>
>> __________________________________________________
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>
These drives are ideal for those of us who have Amiga 600/1200. Email me as
I am going to St Louis for an Amiga convention and can sell them PDQ.
Gary Hildebrand
Received on Mon Mar 20 2000 - 20:20:46 GMT