On 12/20/2020 1:39 PM, Pasi Lassila wrote: > Is the 250407 the only one with narrower DRAM chip spacing? I think so. > I checked motherboard images from the web. By measuring from the > images it looks like it. You an get full measurements from this project: https://github.com/go4retro/DRAMCarrier > I only got 250407 & 250425 8 DRAM chip motherboards. > I made a new SRAM board which is designed for 466&469. It also works > in older models by changing two resistor positions and soldering 6 > extra wires. With flat pins it also fits 407 if the pins are bent > slightly and sockets are leaf spring style. > https://i.imgur.com/dzmaocY.jpg <https://i.imgur.com/dzmaocY.jpg> > > -Pasi -- Jim Brain brain_at_jbrain.com www.jbrain.comReceived on 2020-12-20 22:00:02
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