well i could use a board at some point, but i think i will look on ebay for one as i would take out all the components and use it as a template for creating a board in the eagle software that is why i dont care much for the state of the board. of course in that process i will save components that i cant get my hands on but that will be a few week out in the future anyway 2017-02-18 23:38 GMT+01:00 Nick Vivid <nickvivid@gmail.com>: > I have 2 326298 rev a boards I don't mind hacking apart and taking > pictures of in the name of science. Let me know if you guys need anything. > > > > On Feb 18, 2017 3:45 PM, "Bo Herrmannsen" <bo.herrmannsen@gmail.com> > wrote: > > YES > > that pic helped me solve the dammn RP4 mystery.. > > on the schematic R51 should have been labeled RP4... > > it connects to pin 4 of the expansion port which on the pic goes to Rp4 > > > > 2017-02-18 20:39 GMT+01:00 Santo Nucifora <santo.nucifora@gmail.com>: > >> I added head-on pics of the 326298 Rev A and C boards. Sadly, the back >> has a metal shield soldered onto both boards that will be difficult to >> remove and I'd like to keep these as working boards so front pics only. >> >> On Sat, Feb 18, 2017 at 2:31 PM, Gerrit Heitsch < >> gerrit@laosinh.s.bawue.de> wrote: >> >>> On 02/18/2017 08:15 PM, silverdr@wfmh.org.pl wrote: >>> >>>> >>>> On 2017-02-18, at 09:36, smf <smf@null.net> wrote: >>>>> >>>>> "The sweet spot is a 250466 board >>>>> >>>> >>>> Precisely… >>>> >>>> The VIC chip on those boards is a R5, which gives the clearest picture. >>>>> " >>>>> >>>> >>> Not quite... You can get a clear picture from a 6569R1, 6569R3 or 6569R4 >>> (that one is rather rare) as well. The problem on the older boards is >>> mostly the modulator. Replace it with a simple video amp and you will have >>> a very good picture. Ok, you lose the RF output, but who is using that >>> anymore? >>> >>> >>> It also has the 8 pin video port, not 5 pin like the earlier ones. >>>>> >>>> >>>> Which is also not fully correct. Should read "like some of the earlier >>>> ones". Not all earlier boards had 5-pin A/V socket. >>>> >>> >>> Even the old KU board already has the 8pin Video out. >>> >>> Gerrit >>> >>> >>> >>> >>> Message was sent through the cbm-hackers mailing list >>> >> >> > > Message was sent through the cbm-hackers mailing listReceived on 2017-02-18 23:02:10
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