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Mac84 replied to the thread Tecmar Mac Drive (10 MB) A serial hard drive?! (The first Macintosh external hard drive).It freakin' WORKS! :p Woo-hoo!🎉 Huge thanks to @snuci for sharing the cable pinout. I created my own crude cable, and inserted the... -
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Ddougg3 replied to the thread Macintosh performa 475 simm slots.It's for a ROM SIMM that could override the soldered-on ROM chips. Most 475 boards I've seen don't have that socket populated; you might...
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MI recently acquired a performs 475. Can some one answer what goes in the empty simm slot ? The simm slot on the top row is regular 80ns...
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David Cook replied to the thread Tecmar Mac Drive (10 MB) A serial hard drive?! (The first Macintosh external hard drive).1 to 1: GND to GND 2 unused: +5V 3 to 3: GND to GND 4 to 8: transmit+ to receive+ 5 to 9: transmit- to receive- 6 unused: +12V 7 to 7... -
JDW replied to the thread Tecmar Mac Drive (10 MB) A serial hard drive?! (The first Macintosh external hard drive).The rubber gel-filled shock absorbers used in my HyperDrive kit have done well through the years, as you can see in these photos: The... -
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Ssnuci replied to the thread Tecmar Mac Drive (10 MB) A serial hard drive?! (The first Macintosh external hard drive).I'll try to check out the stream later today. Perhaps I am mistaken but I was referring to the chip on the Macdisk board marked...
