Master MOS3.5 ROM

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marcusjambler
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Master MOS3.5 ROM

Post by marcusjambler » Mon Jan 08, 2018 10:55 pm

Hi All

I'm in need of a working vanilla MOS3.5 ROM.
Happy to pay the going rate.

Marcus

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CMcDougall
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Re: Master MOS3.5 ROM

Post by CMcDougall » Sun Feb 11, 2018 9:40 am

s-l400-4.jpeg
3.20
s-l400-4.jpeg (26.39 KiB) Viewed 435 times
Image
^ this is 3.20 sold by MarkH /RetroClinic
for £2.49, wonder if he has 3.50s too..

anyone got the numbers on it /pic, so not 2201,239-01
ImageImageImage

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BeebMaster
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Re: Master MOS3.5 ROM

Post by BeebMaster » Sun Feb 11, 2018 3:12 pm

Should be stamped MOS 3.50 on the chip if it's a real one:

Image
Image

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marcusjambler
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Re: Master MOS3.5 ROM

Post by marcusjambler » Wed Mar 21, 2018 11:30 am

Thanks Fellas

I gave up on this one and bought a multiOS from Mark... with the SCSI drivers reinstated since its for my Master 512 286 PI BeebSCSI GOTEK machine :lol:

Marcus

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