Re: Did Commodore cheat with the quad density floppies?

From: Gerrit Heitsch <gerrit_at_laosinh.s.bawue.de>
Date: Fri, 4 Jan 2019 13:09:20 +0100
Message-ID: <3905afde-f88e-3f0c-c338-3a32958043b1@laosinh.s.bawue.de>
On 1/4/19 12:22 PM, silverdr@wfmh.org.pl wrote:
> 
>> On 2019-01-04, at 12:12, Gerrit Heitsch <gerrit@laosinh.s.bawue.de> wrote:
>>
>>>> I had that a lot when imagine old disks... Really learned to love my
>>>> Oceanic 168 drive I use for this purpose.
>>> What's better on the Oceanic? I'm curious.
>>
>> The drive mechanism they used is direct drive (no belt to worry about),
> 
> Direct drive was also used in 1541-IIs (Sankyo mechs for example) but _think_ I recall a belt driven mech in an "Oceanic" (various names were used for this product, although "Oceanic" is probably the most known one) type of drive too.

I know that the 1541-II could come with a direct drive mechanism, but 
you could also end up with a belt driven Newtronics in them. I have one 
of those.

My two OC-168 are both direct drive.



>> looks more sturdy, it is more compact than a 1541 or even 1541-II, uses a metal case and is a full TTL implementation, meaning no custom chips.
> 
> Do you remember how the analogue section was solved there? All discrete or something like in 1541-II?

Sent you a pictures... To me it looks like all DIP, so no SMD R/W-Amp to 
worry about.

  Gerrit
Received on 2019-01-04 14:00:08

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