Re: any good vendor to buy a working C64 ?

From: Gerrit Heitsch <gerrit_at_laosinh.s.bawue.de>
Date: Fri, 06 Jan 2012 11:36:48 +0100
Message-ID: <4F06CEC0.8080101@laosinh.s.bawue.de>
On 01/06/2012 11:20 AM, didier derny wrote:
> he never saw one :) just tried some emulators
>
> so he needs something that is works out of the box
>
> the poor guy is working just behind me :)
> so I guess the commodore virus is spreading... :)
>
> I think the good one is the one easy to repare
> where all the parts are available.
>
> (he wants to play music with the sid)

Ok, then he should go for one with the last board revision, the 250469. 
There you have the HMOS-Versions of VIC (8565R2) and SID (8580R5), both 
in sockets, RAM are 2 64Kx4 DRAMs (easy to find, from really old VGA 
cards for example) and the glue logic is one big CMOS chip that rarely 
dies. Also, the BASIC/KERNAL-ROM ist a 23128 (soldered unfortunatly), 
easily replacable with a 27128 or 27256 if you want to use a different 
KERNAL or switch between 2 versions.

Those can be recognized by the keyboard, the graphic symbols are on top 
of the keys with the letters, not on the front as on the older 
revisions. Of course, this is no 100% guarantee, but so far this 
keyboard combined with the wedge shaped flat case always had the 250469 
board in it on the C64s I have opened.

  Gerrit




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